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Search - "test data"
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Yesterday: Senior dev messages out a screenshot of someone using an extension method I wrote (he didn’t know I wrote it)..
SeniorDev: “OMG…that has to be the stupidest thing I ever saw.”
Me: “Stupid? Why?”
SeniorDev: “Why are they having to check the value from the database to see if it’s DBNull and if it is, return null. The database value is already null. So stupid.”
Me: “DBNull is not null, it has a value. When you call the .ToString, it returns an empty string.”
SeniorDev: ”No it doesn’t, it returns null.”
<oh no he didn’t….the smack down begins>
Me: “Really? Are you sure?”
SeniorDev: “Yes! And if the developer bothered to write any unit tests, he would have known.”
Me: “Unit tests? Why do you assume there aren’t any unit tests? Did you look?”
<at this moment, couple other devs take off their head phones and turn around>
SeniorDev:”Well…uh…I just assumed there aren’t because this is an obvious use case. If there was a test, it would have failed.”
Me: “Well, let’s take a look..”
<open up the test project…navigate to the specific use case>
Me: “Yep, there it is. DBNull.Value.ToString does not return a Null value.”
SeniorDev: “Huh? Must be a new feature of C#. Anyway, if the developers wrote their code correctly, they wouldn’t have to use those extension methods. It’s a mess.”
<trying really hard not drop the F-Bomb or two>
Me: “Couple of years ago the DBAs changed the data access standard so any nullable values would always default to null. So no empty strings, zeros, negative values to indicate a non-value. Downside was now the developers couldn’t assume the value returned the expected data type. What they ended up writing was a lot of code to check the value if it was DBNull. Lots of variations of ‘if …’ , ternary operators, some creative lamda expressions, which led to unexpected behavior in the user interface. Developers blamed the DBAs, DBAs blamed the developers. Remember, Tom and DBA-Sam almost got into a fist fight over it.”
SeniorDev: “Oh…yea…but that’s a management problem, not a programming problem.”
Me: “Probably, but since the developers starting using the extension methods, bug tickets related to mis-matched data has nearly disappeared. When was the last time you saw DBA-Sam complain about the developers?”
SeniorDev: “I guess not for a while, but it’s still no excuse.”
Me: “Excuse? Excuse for what?”
<couple of awkward seconds of silence>
SeniorDev: “Hey, did you guys see the video of the guy punching the kangaroo? It’s hilarious…here, check this out.. ”
Pin shoulders the mat…1 2 3….I win.6 -
Long rant ahead, but it's worth it.
I used to work with a professor (let's call him Dr. X) and developed a backend + acted as sysadmin for our team's research project. Two semesters ago, they wanted to revamp the front end + do some data visualization, so a girl (let's call her W) joined the team and did all that. We wanted to merge the two sites and host on azure, but due to issues and impeding conferences that require our data to be online, we kept postponing. I graduate this semester and haven't worked with the team for a while, so they have a new guy in charge of the azure server (let's call him H), and yesterday my professor sends me (let's call me M), H and W an email telling us to coordinate to have the merge up on azure in 2-3 days, max. The following convo was what I had with H:
M: Hi, if you just give me access to azure I'll be able to set everything up myself, also I'll need a db set up, and just send me the connection string.
H: Hi, we won't have dbs because that is extra costs involved since we don't have dynamic content. Also I can't give you access, instead push everything on git and set up the site on a test azure server and I will take it from there.
M: There is proprietary data on the site...
H: Oh really? I don't know what's on it.
<and yet he knows we have no dynamic data>
M: Fine, I'll load the data some other way, but I have access to all the data anyway, just talk to Dr. X and you'll see you can give me access. Delete my access after if you want.
H: No, just do what I said: git then upload to test azure account.
Fine, he's a complete tool, but I like Dr. X, so I message W and tell her we have to merge, she tells me that it's not that easy to set it up on github as she's using wordpress. She sends me instructions on what to do, and, lo and behold, there's a db in her solution. Ok, I go back to talking to H:
M: W is using a db. Talk to her so we can figure out whether we need a database or not.
H: We can't use a database because we want to decrease costs.
M: Yes I know that, so talk to her because that probably means she has to re-do some stuff, which might take some time. Also there might be dynamic content in what she's doing.
H: This is your project, you talk to her.
<I'm starting to get mad right now>
M: I don't know what they had her do apart from how it interfaces with what I've done.
H: We still can't have databases.
M: Listen, I don't do wordpress, and I'm not gonna mess with it, you talk to her
H: I won't do any development
<So you won't do any dev, but you won't give me access to do it either?>
M: Man, the bottleneck isn't the merging right now, it's the fact that W needs a db
H: I know, so talk to her
M: THE RESTRICTION TO NOT HAVE DATABASES IS NOT MINE, IT'S YOURS, YOU TALK TO HER. I can't evaluate whether it's a reasonable enough reason or not since I don't know the requirements or what they're willing to spend.
H: It's your project.
M: Then give me fucking access to azure and I'll handle it, you know you'll have to set up wordpress again regardless whether we set it up the first time.
H: Man just do your job.
At this point I lost it. WHAT A FUCKING TOOL. He doesn't wanna do dev work, wants me to go through the trouble of setting up on a test subscription first, and doesn't want to give me access to azure. What's more, he did shit all and doesn't want to anything else. Well fuck you. I googled him, to see if he's anyone important, if he's done anything notable which is why he's being so God damn condescending. MY INTERNSHIP ALONE ECLIPSES HIS ENTIRE CV. Then what the fuck?
There's also this that happened sometime during our talk:
M: You'll have to take to Dr. Y so he'll change the DNS to point to the azure subscription instead of my server.
H: Yea don't worry, too early for that.
M: DNS propagation takes 24 hours...
H: Yea don't worry.
DNS propagation allows the entire web to know that your website is hosted on a different server so it can change where it's pointing to. We have to do this in 2-3 days. Why do work in parallel? Nah let's wait.
I went over his head and talked to the professor directly, and despite wanting to tell him that he was both drunk and high the day he hired that guy, I kept it professional. He hasn't replied yet, but this fucker's pompous attitude is just too much for me alone, so I had to share.
PS: I named his contact as Annoying Prick 4 minutes into our chat. Gonna rename him cz that seems tooooooo soft a name right now.undefined tools i have access and you don't haha retards why the fuck would you hire that guy? i don't do development46 -
After listening to two of our senior devs play ping pong with a new member of our team for TWO DAYS!
DevA: "Try this.."
Junior: "Didn't work"
DevB: "Try that .."
Junior: "Still not working"
I ask..
Me:"What is the problem?"
Few ums...uhs..awkward seconds of silence
Junior: "App is really slow. Takes several seconds to launch and searching either crashes or takes a really long time."
DevA: "We've isolated the issue with Entity Framework. That application was written back when we used VS2010. Since that application isn't used very often, no one has had to update it since."
DevB: "Weird part is the app takes up over 3 gigs of ram. Its obviously a caching issue. We might have to open up a ticket with Microsoft."
Me: "Or remove EF and use ADO."
DevB: "That would be way too much work. The app is supposed to be fully deprecated and replaced this year."
Me: "Three of you for the past two days seems like a lot of work. If EF is the problem, you remove EF."
DevA: "The solution is way too complicated for that. There are 5 projects and 3 of those have circular dependencies. Its a mess."
DevB: "No fracking kidding...if it were written correctly the first time. There aren't even any fracking tests."
Me:"Pretty sure there are only two tables involved, maybe 3 stored procedures. A simple CRUD app like this should be fairly straight forward."
DevB: "Can't re-write the application, company won't allow it. A redesign of this magnitute could take months. If we can't fix the LINQ query, we'll going to have the DBAs change the structures to make the application faster. I don't see any other way."
Holy frack...he didn't just say that.
Over my lunch hour, I strip down the WPF application to the basics (too much to write about, but the included projects only had one or two files), and created an integration test for refactoring the data access to use ADO. After all the tests and EF removed, the app starts up instantly and searches are also instant. Didn't click through all the UI, but the basics worked.
Sat with Junior, pointed out my changes (the 'why' behind the 'what') ...and he how he could write unit tests around the ViewModel behavior in the UI (and making any changes to the data access as needed).
Today's standup:
Junior: "Employee app is fixed. Had some help removing Entity Framework and how it starts up fast and and searches are instant. Going to write unit tests today to verify the UI behaivor. I'll be able to deploy the application tomorrow."
DevA: "What?! No way! You did all that yesterday?"
Me: "I removed the Entity Framework over my lunch hour. Like I said, its basic CRUD and mostly in stored procedures. All the data points are covered by integration tests, but didn't have time for the unit tests. It's likely I broke some UI behavior, but the unit tests should catch those."
DevB: "I was going to do that today. I knew taking out Entity Framework wouldn't be a big deal."
Holy fracking frack. You fracking lying SOB. Deeeep breath...ahhh...thanks devRant. Flame thrower event diverted.13 -
Call comes down from the CEO and through his "Yes Man" that some investors are coming by to visit and he want to show off the data center and test servers. There are four full racks of storage servers filled with HDDs and each server has 4 to 16 HDDs a piece.
I got told to "make all of the lights blink", which can be epic seeing it in action but my test cycles rarely aligned that way.
All morning I was striping RAID arrays and building short mixed I/O tests to maximize "LED blinking" for the boss's henchman.
Investors apparently live/die by blinking light progress and it was all on me to get everything working.21 -
I had just started my new job and deleted 3 years of data that the client had spent over £450,000 collecting 😱
another developer used my PC to quickly access the clients database while I was out the room as I had sql management studio open. I went back to my PC thinking I was connected to my local database, did a few truncate tables to test my software and :0 minutes later I get a call asking why there was no data on the server!
Thank god for backups 😓7 -
The Top 20 replies by programmers when their programs do not work:
20. "That's weird..."
19. "It's never done that before."
18. "It worked yesterday."
17. "How is that possible?"
16. "It must be a hardware problem."
15. "What did you type in wrong to get it to crash?"
14. "There is something funky in your data."
13. "I haven't touched that module in weeks!"
12. "You must have the wrong version."
11. "It's just some unlucky coincidence."
10. "I can't test everything!"
9. "THIS can't be the source of THAT."
8. "It works, but it hasn't been tested."
7. "Somebody must have changed my code."
6. "Did you check for a virus on your system?"
5. "Even though it doesn't work, how does it feel?
4. "You can't use that version on your system."
3. "Why do you want to do it that way?"
2. "Where were you when the program blew up?"
And the Number One reply by programmers when their programs don't work:
1. "It works on my machine."10 -
Things have been a little too quiet on my side here, so its time for an exciting new series:
practiseSafeHex's new life as a manager.
Episode 1: Dealing with the new backend team
It's great to be back folks. Since our last series where we delved into the mind numbing idiocy of former colleagues, a lot has changed. I've moved to a new company and taken a step up as a Dev manager / Tech lead. Now I know what you are all thinking, sounds more dull and boring right? Well it wouldn't be a practiseSafeHex series if we weren't ...
<audience-shouting>
DEALING! ... WITH! ... IDIOTS!
</audience-shouting>
Bingo! so lets jump right in and kick us off with a good one.
So for the past few months i've been on an on-boarding / fact finding / figuring out this shit-storm, mission to understand more about what it is i'm suppose to do and how to do it. Last week, as part of this, I had the esteemed pleasure of meeting face to face with the remote backend team i've been working with. Lets rattle off a few facts to catch us all up:
- 8 hour time difference to me
- No documentation other than a non-maintained swagger doc
- Swagger is reporting errors and several of the input models are just `Type: String`
- The one model that seems accurate, has every property listed as optional, including what must be the primary key
- Properties go missing and get removed at the drop of a hat and we are never told.
- First email I sent them took 27 days to reply, my response to that hasn't been answered so far 31 days later (new record! way to go team, I knew we could do it!!!)
- I deal directly with 2 of them, the manager and the tech lead. Based on how things have gone so far, i've nick named them:
1) Ass
2) Hole
So lets look at some example of their work:
- I was trying to test the new backend, I saw no data in QA. They said it wouldn't show up until mid day their time, which is middle of the night for us. I said we need data in our timezone and I was told: a) "You don't understand how big this system is" (which is their new catch phrase) b) "Your timezone is not my concern"
- The whole org started testing 2 days later. The next day a member from each team was on a call and I was asked to give an update of how the testing was going on the mobile side. I said I was completely blocked because I can't get test data. Backend were asked to respond. They acknowledged they were aware, but that mobile don't understand how big the system is, and that the mobile team need to come up with ideas for the backend team, as to how mobile can test it. I said we can't do anything without test data, they said ... can you guess what? ... correct "you don't understand how big the system is"
- We eventually got something going and I noticed that only 1 of the 5 API changes due on their side was done. Opened tickets. 2 days later asked them for progress and was told that "new findings" always go to the bottom of the backlog, and they are busy with other things. I said these were suppose to be done days ago. They said you can't give us 2 days notice and expect everything done. I said the original ticket was opened a month a go *sends link* ......... *long silence* ...... "ok, but you don't understand how big the system is, this is a lot of work"
- We were on a call. Product was asking the backend manager (aka "Ass") a question about a slight upgrade to the new feature. While trying to talk, the tech lead (aka "Hole") kept cutting everyone off by saying loudly "but thats not in scope". The question was "is this possible in the future" and "how long would it take", coming from management and product development. Hole just kept saying "its not in scope", until he was told to be quiet by several people.
- An API was sending down JSON with a string containing a message for the user with 2 bits of data inside it. We asked for one of those pieces to also come down as a property as the string can change and we needed it client side. We got that. A few days later we found an edge case and asked for the second piece of data to be a property too. Now keep in mind, they clearly already have access to them in order to make the string. We were told "If you keep requesting changes like this, you are going to delay the release of the backend by up to 2 weeks"
Yes folks, there you have it, the most minuscule JSON modifications, can delay your release by up to 2 weeks ........ maybe I should just tell product, that they don't understand how big the app is, and claim we can't build it on our side? Seems to work for them
Thats all the time we have for today,
Tune in for more, where we'll be looking into such topics as:
- If god himself was an iOS developer ... not
- Why automate when you can spend all day doing it by hand
- Its more time-efficient to just give everything a story point of 5
- Why waste time replying to emails ... when you can do nothing instead
See you all next week,
practiseSafeHex14 -
My biggest dev blunder. I haven't told a single soul about this, until now.
👻👻👻👻👻👻
So, I was working as a full stack dev at a small consulting company. By this time I had about 3 years of experience and started to get pretty comfortable with my tools and the systems I worked with.
I was the person in charge of a system dealing with interactions between people in different roles. Some of this data could be sensitive in nature and users had a legal right to have data permanently removed from our system. In this case it meant remoting into the production database server and manually issuing DELETE statements against the db. Ugh.
As soon as my brain finishes processing the request to venture into that binary minefield and perform rocket surgery on that cursed database my sympathetic nervous system goes into high alert, palms sweaty. Mom's spaghetti.
Alright. Let's do this the safe way. I write the statements needed and do a test run on my machine. Works like a charm 😎
Time to get this over with. I remote into the server. I paste the code into Microsoft SQL Server Management Studio. I read through the code again and again and again. It's solid. I hit run.
....
Wait. I ran it?
....
With the IDs from my local run?
...
I stare at the confirmation message: "Nice job dude, you just deleted some stuff. Cool. See ya. - Your old pal SQL Server".
What did I just delete? What ramifications will this have? Am I sweating? My life is over. Fuck! Think, think, think.
You're a professional. Handle it like one, goddammit.
I think about doing a rollback but the server dudes are even more incompetent than me and we'd lose all the transactions that occurred after my little slip. No, that won't fly.
I do the only sensible thing: I run the statements again with the correct IDs, disconnect my remote session, and BOTTLE THAT SHIT UP FOREVER.
I tell no one. The next few days I await some kind of bug report or maybe a SWAT team. Days pass. Nothing. My anxiety slowly dissipates. That fateful day fades into oblivion and I feel confident my secret will die with me. Cool ¯\_(ツ)_/¯12 -
Just found out the backend developer I’m always complaining about. The one who:
- Can’t implement OAuth, and we have to have app users login every 24 hours because we have no way to generate new refresh tokens.
- Who used the phrase “your time zone is not my concern” to avoid building something that would let us inject test data.
- Who’s been debugging a critical bug affecting many users since December.
- Who can’t conduct API tests from external internet (you know, like the way the app will be in the wild) because it takes too much time.
- Who replies to Jira tickets only on a blue moon.
- Who has been 90% of the reason for my blood pressure situation
... is a fucking principal engineer in this company. In pecking order, his opinion should be considered more valuable than mine and everyone on my team.
I’ve just lost the will to live. How are big organizations THIS bad. Seriously, what promotion discussion did he go into
“So, you are a complete and utter bastard, nobody can stand to speak to you and you’ve yet to deliver anything of worth that actually works, over the course of several years ... ... ... interested in having your pay doubled??”20 -
Hey, Root? How do you test your slow query ticket, again? I didn't bother reading the giant green "Testing notes:" box on the ticket. Yeah, could you explain it while I don't bother to listen and talk over you? Thanks.
And later:
Hey Root. I'm the DBA. Could you explain exactly what you're doing in this ticket, because i can't understand it. What are these new columns? Where is the new query? What are you doing? And why? Oh, the ticket? Yeah, I didn't bother to read it. There was too much text filled with things like implementation details, query optimization findings, overall benchmarking results, the purpose of the new columns, and i just couldn't care enough to read any of that. Yeah, I also don't know how to find the query it's running now. Yep, have complete access to the console and DB and query log. Still can't figure it out.
And later:
Hey Root. We pulled your urgent fix ticket from the release. You know, the one that SysOps and Data and even execs have been demanding? The one you finished three months ago? Yep, the problem is still taking down production every week or so, but we just can't verify that your fix is good enough. Even though the changes are pretty minimal, you've said it's 8x faster, and provided benchmark findings, we just ... don't know how to get the query it's running out of the code. or how check the query logs to find it. So. we just don't know if it's good enough.
Also, we goofed up when deploying and the testing database is gone, so now we can't test it since there are no records. Nevermind that you provided snippets to remedy exactly scenario in the ticket description you wrote three months ago.
And later:
Hey Root: Why did you take so long on this ticket? It has sat for so long now that someone else filed a ticket for it, with investigation findings. You know it's bringing down production, and it's kind of urgent. Maybe you should have prioritized it more, or written up better notes. You really need to communicate better. This is why we can't trust you to get things out.
*twitchy smile*rant useless people you suck because we are incompetent what's a query log? it's all your fault this is super urgent let's defer it ticket notes too long; didn't read21 -
Newspaper: This CEO is one of the top entrepreneurs in the country, a true tech visionary shaping the future.
--- 3 months previous ---
Lead dev: O2 have said they are will pre-install the app on all their Androids but they need documentation from us.
CEO: documentation? on what?
Lead dev: Our unit test coverage, bugs found / fixed, security scan results, performance assessment, if and where its storing any data etc.
CEO: Ah were not doing any of that crap, bloody unit tests, its not necessary, tell them no.
lead dev: ..... eh ok
O2: *approved*
... true visionary, well done to everyone involved.3 -
Facebook: "Our facial recognition automatically tags people in pictures."
Tesla: "Our deep learning algorithm drives cars by itself."
Andrew Ng: "I predict patients' likelihood of dying with 99% accuracy."
Google: "You know one of our algorithms is going to pass the Turing test very soon."
Wall Street: "We use satellite images to predict stock prices based how filled car parks of specific stores are."
The remaining majority of data sciencists: "We overfit linear models."2 -
FML. An overreaching supergenius "architect" and a database team:
A: "We have decided that apps should use mysql. Install a MySQL so we match cloud"
DBA: "we don't have an image or experience with MySQL. We have mssql and Oracle "
A: "ok, use mssql in data center and mysql in production cloud"
DBA: "that's... not going to work well"
A: "just do it!"
...
Me, reading this shit, sends email: "ignoring the fact that we have more than 500 queries in this application which will need to be checked and most likely rewritten, how are we supposed to test the mysql queries without production access?"
A: "just use mssql local and MySQL in cloud"
M: "... Just to make sure I understand, you want us to write queries for mssql, test them locally, and then write separate queries, with a separate SQL connection abstraction that deploys to production? Again, how are we going to test this?"
A: "no, use same queries, should be fine"
M: "they really won't, they're different dialects"
A: "do the needful, make work!"
If karma were a thing, this person would have long since exploded into a cloud of atomized blood.18 -
Boss: Our customer's data is not syncing with XYZ service anynmore!
Me: Ok let me check. Did the tokens not refresh? Hmm the tokens are refreshing fine but the API still says that we do not have permissions. The scopes are fine too. I'll use our test account... its... cancelled? Hey boss, why is our XYZ account cancelled?
Boss: Oh, "I haven’t paid since I didn’t think we needed it" (ad verbatim)
😐2 -
(c) Creative Tim. Worth to read pips!
How to land a programming job
1. ABC (Always Be Coding) - The more you code, the better you'll get.
2. Master at least one multi-paradigm language - Some good candidates are C#, C++, Java, PHP, Python, and Ruby.
3. Re-invent the wheel - You should implement the most common data structures in your language choice.
4. Solve word problems - Pick those that test your ability to implement recursive, pattern-matching, greedy, dynamic programming, and graph problems
5. Make coding easy - At least, make it look easy.
6. Be passionate - If you don't care, then nobody else will.
7. Don't make assumptions - Ask questions if you're not sure.11 -
I'm convinced code addiction is a real problem and can lead to mental illness.
Dev: "Thanks for helping me with the splunk API. Already spent two weeks and was spinning my wheels."
Me: "I sent you the example over a month ago, I guess you could have used it to save time."
Dev: "I didn't understand it. I tried getting help from NetworkAdmin-Dan, SystemAdmin-Jake, they didn't understand what you sent me either."
Me: "I thought it was pretty simple. Pass it a query, get results back. That's it"
Dev: "The results were not in a standard JSON format. I was so confused."
Me: "Yea, it's sort-of JSON. Splunk streams the result as individual JSON records. You only have to deserialize each record into your object. I sent you the code sample."
Dev: "Your code didn't work. Dan and Jake were confused too. The data I have to process uses a very different result set. I guess I could have used it if you wrote the class more generically and had unit tests."
<oh frack...he's been going behind my back and telling people smack about my code again>
Me: "My code wouldn't have worked for you, because I'm serializing the objects I need and I do have unit tests, but they are only for the internal logic."
Dev:"I don't know, it confused me. Once I figured out the JSON problem and wrote unit tests, I really started to make progress. I used a tuple for this ... functional parameters for that...added a custom event for ... Took me a few weeks, but it's all covered by unit tests."
Me: "Wow. The way you explained the project was; get data from splunk and populate data in SQLServer. With the code I sent you, sounded like a 15 minute project."
Dev: "Oooh nooo...its waaay more complicated than that. I have this very complex splunk query, which I don't understand, and then I have to perform all this parsing, update a database...which I have no idea how it works. Its really...really complicated."
Me: "The splunk query returns what..4 fields...and DBA-Joe provided the upsert stored procedure..sounds like a 15 minute project."
Dev: "Maybe for you...we're all not super geniuses that crank out code. I hope to be at your level some day."
<frack you ... condescending a-hole ...you've got the same seniority here as I do>
Me: "No seriously, the code I sent would have got you 90% done. Write your deserializer for those 4 fields, execute the stored procedure, and call it a day. I don't think the effort justifies the outcome. Isn't the data for a report they'll only run every few months?"
Dev: "Yea, but Mgr-Nick wanted unit tests and I have to follow orders. I tried to explain the situation, but you know how he is."
<fracking liar..Nick doesn't know the difference between a unit test and breathalyzer test. I know exactly what you told Nick>
Dev: "Thanks again for your help. Gotta get back to it. I put a due date of April for this project and time's running out."
APRIL?!! Good Lord he's going to drag this intern-level project for another month!
After he left, I dug around and found the splunk query, the upsert stored proc, and yep, in about 15 minutes I was done.1 -
Worst legacy experience...
Called in by a client who had had a pen test on their website and it showed up many, many security holes. I was tasked with coming in and implementing the required fixes.
Site turned out to be Classic ASP built on an MS Access database. Due to the nature of the client, everything had to be done on their premises (kind of ironic but there you go). So I'm on-site trying to get access to code and server. My contact was *never* at her desk to approve anything. IT staff "worked" 11am to 3pm on a long day. The code itself was shite beyond belief.
The site was full of forms with no input validation, origin validation and no SQL injection checks. Sensitive data stored in plain text in cookies. Technical errors displayed on certain pages revealing site structure and even DB table names. Server configured to allow directory listing in file stores so that the public could see/access whatever they liked without any permission or authentication checks. I swear this was written by the child of some staff member. No company would have had the balls to charge for this.
Took me about 8 weeks to make and deploy the changes to client's satisfaction. Could have done it in 2 with some support from the actual people I was suppose to be helping!! But it was their money (well, my money as they were government funded!).1 -
“Your time zone is not my concern” - manager of the backend team
I asked if there’s another way for us to get test data into QA. That doesn’t involve us staying on until 9pm to get a backend dev to modify the db manually, everyday.6 -
I HATE working with MS Office products. Yes, Access, I'm looking at you, you backwards, whanabe database reject! You're invalid as a serious SQL database and retarded as an data application suite.
VBA, make up your MIND with your damn function calls! Either require me to use parenthesis or don't! I'm sick of this conditional parenthesis sh*t!
While we're talking about not making up your mind... screw 'sub', you half wit language! Either use functions like a real language or go the f&$k home and make room for a language that knows what it's doing!
Oh!!! WHY... WHY! do you have null AND... NOTHING?! Who... Who... WHO invented "nothing"?! And what sick joke are you playing at with isnull() and empty()??? How many damn ways so you need to test for "no value"?!?!
Access... That's right, I'm not done with you yet... How is it you've survived this damn long in the business world with all of the databases you corrupt? Sure, you suck as a real database, but at least have some freaking pride that people even USE you! How DARE your corrupt yourself with the regularity you seem to have! I wish my bowel movements were as regular as your database corruptions, for the love of humanity.
F$@k you, VBA! F@&k you, Access! F$#k you, MS Office! And Fuuuuuu$k YOU Microsoft for shoving these half assed reject tools down my throat!
I hope your cloud uses Access as a back end and gets some injection virus.
*Takes deep breath* need to say that.10 -
I'M SO PROUD, I WROTE A FULLY-FUNCTIONAL JSON PARSER!
I used some data from the devRant API to test it :D
(There's a lot of useful tests in the devRant API like empty arrays, mixed arrays and objects, and nested objects)
Here's the devRant feed with one rant, parsed by Lua!
You can see the type of data (automatically parsed) before the name of the data, and you can see nested data represented by indentation.
The whole thing is about 200 lines of code, and as far as I can tell, is fully-featured.24 -
Don't ever ever forget to push before leaving office.
I repeat : Don't ever ever forget to push!
Sends app to client.
At home and decides to check if the changes actually worked just to realize it crashes because i forgot to comment out my dummy test data.
*On a bus back to the office at midnight*5 -
Do you really expect that I can debug in a few minutes, a part of the software that I didn't build and have never seen before and have no knowledge of the external, third-party web service that code is reaching out to?
Dude, flippin' chill, take a walk, grab a drink, pop some popcorn and give me some time to figure out what the hell this code is doing so I can properly debug it!
You know what it turned out to be? Wrong test data used for the 3rd party service. So in essence... Nothing was wrong! Frickity frack!2 -
My college organised some interview with a company, with the whole demn class. We went there, it was quite far away (50km) and the CEO invites us to a meeting room.
Where he bores me for 2 hours talking about their projects in argiculture and NSA like spying systems at tankstations.
They were caputuring license plates at gas stations and with that information gather data about the person, such as salary (by looking at their car), house adres ect. All without people knowing. And than targeting them with specific ads and offers.
The class of sheep were super excited but it pissed me off. Because he told it like it was some awesome advancement in technology that none of us could probably ever do.
He was demeaning us, saying we would do some simple wordpress sites there and other things. We are probably not good enough forc te big stuff.
Asking him some really hard questions about his projects made him so pissed he almost wanted to kick me out.
When it was finally over, there was some test that you have to do if you want to work there. If you were good enough at the test, you could!!!! (YEEY)
Uhm, I said; no thank you I dont want to work here.
Later I talked to my classmate and friend who always thinks he's better then everyone in class even tho he barely understands OOP programming. He was asking me if he should try to get the internship. I told him; dont. They have no value for us and they think they are the greatest company on the planet.
The fucking idiot go so pissed, he stopped talking to me alltogether and blocked me everywere. I AM NOT EVEN JOKING. Just because I gave my FUCKING opinon about a company he likes for no reason.
So this idiot does the test (which was fucking simple btw, I did it too and compared the results and I had 95%) He gets invited for another interview and gets told he will be paid 200 euro's per month 😂. and a free meal everyday!! 😪 hahaha . That doesnt even cover commuting costs!
My "friend" told him that the train costs more every day. You know what the CEO said? "Yeah but you can learn so much here the also brings value and you're just a last year student. But I think you are really brave for asking more"
So in the end, he couldnt take the internship and I was fucking right. Really I hate these kinds of companies thinking they are heaven on earth when they are clearly not.
I am happy I told them no before putting my dignity on thd line.14 -
For a week+ I've been listening to a senior dev ("Bob") continually make fun of another not-quite-a-senior dev ("Tom") over a performance bug in his code. "If he did it right the first time...", "Tom refuses to write tests...that's his problem", "I would have wrote the code correctly ..." all kinds of passive-aggressive put downs. Bob then brags how without him helping Tom, the application would have been a failure (really building himself up).
Bob is out of town and Tom asked me a question about logging performance data in his code. I look and see Bob has done nothing..nothing at all to help Tom. Tom wrote his own JSON and XML parser (data is coming from two different sources) and all kinds of IO stream plumbing code.
I use Visual Studio's feature create classes from JSON/XML, used the XML Serialzier and Newtonsoft.Json to handling the conversion plumbing.
With several hundred of lines gone (down to one line each for the XML/JSON-> object), I wrote unit tests around the business transaction, integration test for the service and database access. Maybe couple of hours worth of work.
I'm 100% sure Bob knew Tom was going in a bad direction (maybe even pushing him that direction), just to swoop in and "save the day" in front of Tom's manager at some future point in time.
This morning's standup ..
Boss: "You're helping Tom since Bob is on vacation? What are you helping with?"
Me: "I refactored the JSON and XML data access, wrote initial unit and integration tests. Tom will have to verify, but I believe any performance problem will now be isolated to the database integration. The problem Bob was talking about on Monday is gone. I thought spending time helping Tom was better than making fun of him."
<couple seconds of silence>
Boss:"Yea...want to let you know, I really, really appreciate that."
Bob, put people first, everyone wins.11 -
expect([
row[‘blah’][0][1],
row[‘blah’][1][1],
row[’blah’][2][1],
row[‘blah’][3][1],
row[‘blah’][4][1],
]).to contain_exactly(
a.name(user), # “John doe”
c.name(user), # “John doe”
e.name(user), # “John doe”
b.name(user), # “John doe”
d.name(user), # “John doe”
)
(Note: The comments are mine.)
See the problem? No, not the ugly code (which is actually worse than what i posted here).
It’s using the same ridiculous getter (if you can call it that) that pulls a name out of the passed user object, and then expecting each row to have that name, in order. Not that order matters when they’re all the same.
Upon inspection, all objects created by the spec have the exact same name, so the above test passes (as long as there are 5 rows). It passes, but totally not because it should: those aren’t the objects that are actually in the table. All of the specs — all 22 of them — only check for that shared name on various rows, and no other data. And it’s not like this is the only issue, either.
Fuck me these are bad.
And this guy is a senior dev earning significantly more than me. Jesus what the fuck Christ.18 -
Series of events between me (Mi) and dude in office (DIO).
Instance 1
DIO: There is not psql installed on staging.
Mi: Install it.
DIO: YUM is not working.
Mi: *tries yum it works* It is
DIO: Oh. Didn't work earlier.
Mi: *blank* Make sure you install 9.6
DIO: Cannot find psql
Mi: *types psql, it is already installed*
DIO: Oh, didn't work earlier.
Instance 2
DIO: Made this change to the API, the endpoint is not returning the right value
Mi: *restarts server, shit starts working*
DIO: I am pretty sure I did that, don't know what happened.
Instance 3
DIO: Cannot alter role to give login to this db user.
MI: *runs alter role db_user with login* works
DIO: Don't know why it wasn't working before.
Instance 4
DIO: I have been stuck on this test for the past 1 day, cannot get the API to return the right data while the Rest Endpoint works fine.
Mi: You are hitting the wrong endpoint in the test.
DIO: Oh, I put an extra 's'
Mi: BTW you are testing Spring-Boot with that test and nothing else.
DIO: Yes but what if Spring Boot has a bug?
Mi: ok.7 -
Client: please be sure to let us know with enough notice if you plan on taking any time off so we can anticipate how to operate during your absence.
Me to client 4 months before vacation: "I’m going to be on vacation in July for such amount of time".
Client: OK thanks
Client 3 months before vacation: are you taking any time off this summer?
Me: yeah I’m taking such amount of time in July.
Client: Ok
Client 2 months before vacation: are you taking any time off this summer.
Me: yeah I’m taking such amount of time in July.
Client: Ok
Client a month before vacation: wait you’re taking time off this summer?
Me: yeah, in July.
Client: oh, we need to start figuring out how to manage your absence.
…client has enough time to figure things out.
——-
Client two weeks ago: we’re switching you to a another project where you’ll be replacing someone who’s leaving; and you’ll be developing alone. You’ll be working closely with our software architect. He’ll be the one who can answer all your questions.
Me totally lost on new project as it’s barely documented, sql tables are a mess with barely any relations between them and data structures are totally inconsistent. Supposed to be getting info from partner APIs but I can’t test them and don’t know exactly what data to expect. Only the software architect has the necessary knowledge.
Client a week ago: hey don’t hesitate to reach out to us if you have any questions. We can’t afford to fall behind from schedule.
Me: oh don’t worry, I’m already flooding your guy with questions.
Me last Monday to client: hey do you know what’s up with your architect? I’ve been waiting for him to answer some important questions and it’s going to be hard to move forward without him getting back to me.
Client: you’re telling us you’re not going to be able to move forward efficiently until our architect gets back from vacation in two weeks?
Me: wait, he’s on vacation?
(on the inside: when the fuck were you guys planning on telling me he would be gone???)4 -
I worked for over 13 hours yesterday on super-urgent projects. I got so much done it's insane.
Projects:
1) the printer auto-configuration script.
2) changing Stripe from test mode to live mode in production
3) website responsiveness
I finished two within five minutes and pushed to both QA and Production. actually urgent, actually necessary. Easy change.
The printer auto-configure script was honestly fun to write, if very involved. However, the APIs I needed to call to fetch data, create a printer client, etc... none of them were tested, and they were _all_ broken in at least two ways. The CTO (api guy in my previous rant) was slow at fixing them, so getting the APIs working took literally four hours. One of them (test print) still doesn't work.
Responsiveness... this was my first time making a website responsive. Ever. Also, one of the pages I needed to style was very complicated (nested fixed-aspect-ratio + flexbox); I ended up duplicating the markup and hacking the styling together just to make it work. The code is horrible. But! "Friday's the day! it's going live and we're pushing traffic to it!" So, I invested a lot of time and energy into making it ready and as pretty as I could, and finally got it working. That page alone took me two hours.
The site and the printer script (and obv the Stripe change as well) absolutely needed to be done by this morning. Super important.
well.
1) Auto-configure script. Ostensibly we would have an intern come in and configure the printers. However, we have no printers that need configuring, so she did marketing instead. :/ Also, the docs Epson sent us only work for the T88V printer (we have exactly one, which we happened to set up and connect to). They do not work for the T88VI printers, which is what we ordered. and all we'll ever be ordering. So. :/ I'll need to rewrite a large chunk of my code to make this work. Joy :/
2) Stripe Live mode. Nobody even seemed to notice that we were collecting info in Test mode, or that I fixed it. so. um. :/
3) Responsiveness.
Well. That deadline is actually next Wednesday. The marketing won't even start until then, and I haven't even been given the final changes yet (like come on). Also! I asked for a QA review last night before I'd push it to production. One person glanced at it. Nobody else cared. Nobody else cared enough to look in the morning, either, so it's still on QA. Super-important deadline indeed. :/
Honestly?
I feel like Alice (from Dilbert) after she worked frantically on urgent projects that ended up just being cancelled. (That one where Wally smells that lovely buttery-popcorn scent of unnecessary work.)
I worked 13 hours yesterday.
for nothing.
fucking. hell.undefined fuck off we urgently don't need this yet! unnecessary work unsung heroine i'm starting to feel like dark terra.7 -
I spent an hour arguing with the CTO, pushing for having all our new products' data in the database (wow) with an API I could hit to fetch said data (wow) prior to displaying it on our order page.
He never actually agreed with me, but he finally acquiesced and wrote the migrations, API, and entered my (rather contrived) placeholder data. (I've been waiting on the boss for details and copy for three days.)
Anyway, it's now live on QA. but. I don't know where QA is for this app, and it's been long enough that i'm kind of afraid to ask.
Does that sound strange?
well.
We have seven (nine?) live applications (three of which share a database), and none of their repos match their URLs, nor even their Heroku app names. (In some of these Heroku names, "db" is short for the app's namesake, while in the rest it's short for "database").
So, I honestly have no idea where "dbappdev" points to, and I don't have access to the DNS records to check. -.-
What's more: I opened "dbappdev" on Heroku and tested out his new API -- lo and behold! it returns nada. Not a single byte. (Given his history I expected a 500, so this is an improvement, I think. Still totally useless, however.)
And furthermore: he didn't push the code to github, so I cannot test (or fix) it locally.
just. UGH.
every day with this guy, i swear.16 -
Data Analyst: “the task failed in test, can we try running it in production?”
My life as a Data Engineer.5 -
I would like to invite you all to test the project that a friend and me has been working on for a few months.
We aim to offer a fair, cheap and trusty alternative to proprietary services that perform data mining and sells information about you to other companies/entities.
Our goal is that users can (if they want) remain anonymous against us - because we are not interested in knowing who you are and what you do, like or want.
We also aim to offer a unique payment system that is fair, good and guarantees your intergrity by offer the ability to pay for the previous month not for the next month, by doing that you do not have to pay for a service that you does not really like.
Please note that this is still Free Beta, and we need your valuable experience about the service and how we can improve it. We have no ETA when we will launch the full service, but with your help we can make that process faster.
With this service, we do want to offer the following for now:
Nextcloud with 50 GB storage, yes you can mount it as a drive in Linux :)
Calendar
Email Client that you can connect to your email service (
SearX Instance
Talk ( voice and video chat )
Mirror for various linux distros
We are using free software for our environment - KVM + CEPH on our own hardware in our own facility. That means that we have complete control over the hosting and combined with one of the best ISP in the world - Bahnhof - we believe that we can offer something unique and/or be a compliment to your current services if you want to have more control over your data.
Register at:
https://operationtulip.com
Feel free to user our mirror:
https://mirror.operationtulip.com
Please send your feedback to:
feedback@operationtulip.com38 -
Yesterday I received the API documentation from an external company. Over half of the endpoints are either wrong or send invalid data and even the given test requests are fucking failing.
It's a nightmare. We have to finish a website until friday and that company did nothing for 2 months and now we have 2 days left.
The sheer incompetence is too damn high.
My boss said it would have been much better if we had implemented the API on our own. Damn right.3 -
A company gave a placement talk in college today.
First, they talked about their company's facts and figures, which no one was interested in.
Second, they talked about Amazon and Jeff's vision, AirBnB and their revolutionary idea, more than their own company and products.
Third, they showed some testimonial videos of their employees and customers.
"What the fuck is going on?" I thought. We were there to get information about a placement test.
Buzzwords started coming in. Machine Learning, Artificial Intelligence, Big Data and what not.
Last 15 minutes, a guy came. He talked about test date, test format and test topics, finally.
An hour and half wasted for 15 minutes of information.
Fuck placement talks.35 -
Me as Junior Dev doing mysql first time, specifically INSERT test data to test db, sucess on first try.
My Senior co-worker says: WOW, Baby's first INSERT...... that sounds so wrong out of context xD -
The code is a freaking mess. Shared behavior, terrible variable/method naming, misleading module naming, dynamic polymorphic spaghetti, whitespace errors, no consistency, confusing even if you understand what the code is doing, ... . It should never have passed code review. It probably wasn't code reviewed.
The comments are sparse and useless. Quality level: // This is bridge.
The documentation does not exist.
Testing steps for QA are missing several steps, including setup, so actually using the feature is bloody challenging. If one thing is wrong, the feature just doesn't show up (and ofc won't tell you why).
The specs for the feature are outdated and cover only 4 of 19+ cases. And are neigh useless for those 4.
The specs for the report I'm fixing don't even check the data on the report; it just checks for one bit of data on each row it creates -- a name -- which is also the same on each row. gg.
The object factories (for specs) are a mess, and often create objects indirectly, or in backwards order with odd post-create overwriting to make things work. Following the factories is a major chore, let alone fixing or extending them.
The new type has practically zero test coverage.
The factory for the new type also only creates one variant -- and does so incorrectly.
And to top it all off: the guy who wrote the feature barely ever responds. If he does, he uses fewer words than my bird knows, then stops responding. I've yet to get a useful answer out of him. (and he apparently communicates just fine, according to my micromanager.)
But "it's just fixing a report; it'll be easy!"
Oh, fuck off.8 -
FUCK THE RECRUITERS WHO ASK US TO MAKE AN ENTIRE PROJECT AS A CODE TEST.
Oh you need to scrape this website and then store the data in some DB. Apply sentimental analysis on the data set. On the UI, the user should be able to search the fields that were scraped from the website. Upon clicking it should consume a REST API which you have to create as well. Oh and also deploy it somewhere... Oh I almost forgot, make the UI look good. If you could submit it in one week, we will move towards further rounds if we find you fit enough.
YOU KNOW WHAT, FUCK YOU!
I can apply to 10 others companies in one week and get hired in half the effort than making this whole project for you which you are going to use it on your website YOU SADIST MOTHERFUCK
I CURSE YOUR COMPANY WITH THE ETERNITY OF JS CALLBACK HELL 😡😤😣9 -
Several rants ago I promised to drop a bombshell about Android. What took me so long was my research.
I wanted to measure the extent of Google’s background data mining. I put Android at a significant disadvantage — it was Redmi 6, a device with a 5-year-old half-dead battery that was heavily used by my partner. The only change was me installing Lineage OS + microG — a private, degoogled combo that has no quality of life ramifications. Google Play Store opens, apps download. MicroG emulates Google Play Services — maps, banking and other Play Services-dependent apps work flawlessly. This made a huge difference.
Before degoogling, this phone lasted one day tops on standby. Now, with Wi-Fi connection enabled, apps auto-update working (one game I had installed auto-updated during the test), and no battery saver engaged, I was able to pull ELEVEN DAYS on full charge. Battery saver promised even more uptime, but I considered that cheating.
Modern phones have modern screens that drain battery quickly. Yet, they also have 4000+ mAh batteries. If your Android smartphone performs worse than mine in a test like this that doesn't use screen, kiss your privacy goodbye.24 -
Thanks to Devrant I've learned about rubber duck debugging. Never heard of it before! It reminds me of a story many moons ago when I worked for a certain multinational company as a business analyst. The company brought in some consultants who basically stole the work my team was already doing on a big project (a horrendous series of spreadsheets linked to data coming from the core systems) and sold it back to the company for an insane amount of money as their idea.
When they launched the new product, the team I was in was asked to test and review it. It took my colleague ten seconds to bring the whole thing to its knees and trigger a corrupt data export back into the core systems. Bearing in mind this external company somehow managed to charge tens of thousands of pounds. So what did my colleague do? Hack the system? Some kind of complicated sabotage? Nope. He typed "FISH" into one of the spreadsheet cells! Thus the FISH test was born.
That day I learned several things: it's easy to break things with a fish; the importance of validating your input; and the satisfaction of showing up the smug bastards who stole your ideas and work.1 -
My PM once inserted test data directly into the dev database [ We do have an admin panel ].
Took screenshots of what was not working properly with the imagined data.
Posted them on the WhatsApp group.
Greets me in the fucking morning with "I WROTE TEST CASES YESTERDAY".
FTW -
Feel free to scroll by if you feel like it.
I am just very excited this evening because with today's commit I have reached a very important milestone in my side-project development. As of today all the [so far] 12 components are all working together and processing the main flow themselves.
No special functions, no test data in the code, nothing like that. A client is able to do its thing now as it should.
I know it doesn't sound like much, but as I'm working on this gigantic beast for 3 years now this milestone is hell of a reward for me!
Just wanted to share :)
edit: f* it! I'm getting a cake!4 -
Fuck Optimizely.
Not because the software/service itself is inherently bad, or because I don't see any value in A/B testing.
It's because every company which starts using quantitative user research, stops using qualitative user research.
Suddenly it's all about being data driven.
Which means you end up with a website with bright red blinking BUY buttons, labels which tell you that you must convert to the brand cult within 30 seconds or someone else will steal away the limited supply, and email campaigns which promise free heroin with every order.
For long term brand loyalty you need a holistic, polished experience, which requires a vision based on aesthetics and gut feelings -- not hard data.
A/B testing, when used as some kind of holy grail, causes product fragmentation. There's a strong bias towards immediate conversions while long term churn is underrepresented.
The result of an A/B test is never "well, our sales increased since we started offering free heroin with every sale, but all of our clients die after 6 months so our yearly revenue is down -- so maybe we should offer free LSD instead"5 -
I spent four hours just getting my dev environment working again today.
Whenever I switch branches on this project, I keep to run a script that does migrations, seed data, test db setup, static test info, etc. etc. etc. It takes 12-15 minutes to run.
Today, that script failed.
Apparently one of its steps requires running some of the project's code to produce valid objects. Makes sense. However, my ticket involves breaking a crapton of models (removing accessors) which I've already done, and then patching the behavior, which I haven't. Which means a lot of things are currently broken. Makes sense why the script fails.
However, I can't run the script on a different branch and then switch back because that simply doesn't work (for reasons), so I needed to find some workaround. I eventually did, but every attempt cost me 12 minutes.
Today was not fun, and certainly not productive.
I wonder when they're going to fire me 😅7 -
TL;DR age != competence
My boss is a fucking computer illiterate self taught programmer.
Don't get me wrong, he can do shit, pretty shitty but it gets done...
But the dude has 38 fucking years old and somehow still searches for keys on the fucking keyboard and struggles to touch type anything...
I sometimes crying the fuck out when I have to help him with something...
I'm having a mini fucking panic attack right now just thinking of it... Fuck
He is our "manager" but doesn't even have the fucking balls to confront his own subordinates when they need to be confronted... Everyone is aware of this and everyone is fucking around... And no one sees any consequences... I wonder why deadlines are always missed...
He is so passive that every fucking thing someone asks he goes and says it is OK...
I was studying same psychology about ignorance and I think he lacks the understanding that shit is hard to do...
We literary had a conversation the other day something like that:
Boss: so, what do you think? One call to the api for it to return all data or multiple calls to return smaller ones?
Me: well... It takes ~180ms just for latency to the server for one call, if you have 10 calls it will take 180*10ms, it is better if we have one call and cache it if necessary on the backend.
( he has no fucking clue wtf caching is, besides browser cache)
Boss: (looking confuse AS FUCK!!) Well, I don't get it... Maybe I'll test it later.
Me thinking: test how you dumb motherfucker? On you fucking workstation with no fucking latency?
There is no fucking test. I'm stating it. IT IS A FUCKING FACT!
Me: well, it takes that for the call to go to the api and come back , its simple math. 1 == 180, 10 == 1800.
Suit yourself.7 -
Watch out for these fucking bug bounty idiots.
Some time back I got an email from one shortly after making a website live. Didn't find anything major and just ran a simple tool that can suggest security improvements simply loading the landing page for the site.
Might be useful for some people but not so much for me.
It's the same kind of security tool you can search for, run it and it mostly just checks things like HTTP headers. A harmless surface test. Was nice, polite and didn't demand anything but linked to their profile where you can give them some rep on a system that gamifies security bug hunting.
It's rendering services without being asked like when someone washes your windscreen while stopped at traffic but no demands and no real harm done. Spammed.
I had another one recently though that was a total disgrace.
"I'm a web security Analyst. My Job is to do penetration testing in websites to make them secure."
"While testing your site I found some critical vulnerabilities (bugs) in your site which need to be mitigated."
"If you have a bug bounty program, kindly let me know where I should report those issues."
"Waiting for response."
It immediately stands out that this person is asking for pay before disclosing vulnerabilities but this ends up being stupid on so many other levels.
The second thing that stands out is that he says he's doing a penetration test. This is illegal in most major countries. Even attempting to penetrate a system without consent is illegal.
In many cases if it's trivial or safe no harm no foul but in this case I take a look at what he's sending and he's really trying to hack the site. Sending all kinds of junk data and sending things to try to inject that if they did get through could cause damage or provide sensitive data such as trying SQL injects to get user data.
It doesn't matter the intent it's breaking criminal law and when there's the potential for damages that's serious.
It cannot be understated how unprofessional this is. Irrespective of intent, being a self proclaimed "whitehat" or "ethical hacker" if they test this on a site and some of the commands they sent my way had worked then that would have been a data breach.
These weren't commands to see if something was possible, they were commands to extract data. If some random person from Pakistan extracts sensitive data then that's a breach that has to be reported and disclosed to users with the potential for fines and other consequences.
The sad thing is looking at the logs he's doing it all manually. Copying and pasting extremely specific snippets into all the input boxes of hacked with nothing to do with the stack in use. He can't get that many hits that way.4 -
DELETE FROM Invoices;
I am on test, right? OH SH!T
had a recent backup tho and no data were lost.
Happened once and never again. I was still pretty much junior in a senior position to be fair 😅6 -
So I've decided to go about converting a Java project that I've been working on to Kotlin a little bit at a time. I started out with basic entity classes converting them to simple `data class`es in Kotlin.
Eventually, I got to my first beast of a class to refactor. This class had over 40 service classes depending on it, so even a little hiccup would throw everything into chaos.
I finish all of the changes on all of the dependent classes, update the tests, and the configurations (as necessary), and I was finally ready to spin up the app to test for any breaking changes I may have introduced...
Well - I broke everything! But I was sure I couldn't have! So what the hell happened?
Turns out that as I was building my project with a Gradle watch, at one point something failed to compile, which threw an unhandled exception in the gradle daemon that was never reported.
So when I tried to run my app, gradle would continually re-throw the error in the app I asked it to run...
After turning the daemon off and on again, the app worked like a charm.10 -
What I should do:
- organise my files
- make a pp presentation for English that I haven't even started
- learn for a test about insurances
- learn about characterising, processing and evaluating data
- more shit
What I do:
- browse devrant
- play games
- flash a new ROM until I find a good one
- restore a backup
- flash another ROM
- restore a backup
- go with the least worst ROM I had installed
- sleep
- sleep
- sleep
- sleep
- FUCKING SLEEP
At least I completely blocked YouTube...undefined android time waster fuck this shit list tasks sleep wasted time wasted time management rom school6 -
Working in the embedded systems industry for most of my life, I can tell you methodical testing by the software engineers is significantly lacking. Compared to the higher level language development with unit tests and etc, something i think the higher level abstracted industry actually hit out the of park successfully.
The culture around unit testing and testing in general is far superior in java and the rest.
Down here in embedded all too often I hear “well it worked on my setup... it worked at my desk”.. or Oh I forgot to test that part.. or I didn’t think that perticular value could get passed in... etc I’ve heard it all. Then I’ve also heard, you can’t do TTD or unit tests like high level on embedded... HORSESHIT!
You most definitely can! This book is a great book to prove a point or use as confirmation you are doing things correctly. My history with this book was I gonna as doing my own technique of unit testing based on my experience in the high level. Was it perfect no but I caught much more than if I hadn’t done the testing. THEN I found this book, and was like ohh cool I’m glad I’m on the right thought process because essentially what they were doing in the book is what I was doing just slightly less structured and missing a few things.
I’ve seen coworkers immediately think it’s impossible to utilize host testing .. wrong.
Come to find out most the of problems actually are related to lack of abstraction or for thought out into software system design by many lone wolf embedded developers.. either being alone, or not having to think about repercussions of writing direct register writes in application or creating 1500 line “main functions” because their perception is “main = application”. (Not everyone is like this) but it seems to be related to the EEs writing code ( they don’t know wha the CS knows) and CS writing over abstraction and won’t fit on Embedded... then you have CEs that either get both sides or don’t.. the ones to understand the low level need but also get high level concepts and pariadigms and adapt them to low level requirements BOOM those are the special folks.
ANYway..the book is great because it’s a great beginner book for those embedded folks who don’t understand what TDD is or Unit testing and think they can’t do it because they are embedded. So all they do is AdHoc testing on the fly no recording results no concluding data very quick spot check and done....
If your embedded software engineers say they can’t unit test or do TDD or anything other than AdHoc Testing...Throw the book at them and say you want the unit test results report by next week Friday and walk away.
Lol7 -
I used to do audits for private companies with a team. Most of them where black box audits and we were allowed to physically manipulate certain machines in and around the building, as long as we could get to them unnoticed.
Usually when doing such jobs, you get a contract signed by the CEO or the head of security stating that if you're caught, and your actions were within the scope of the audit, no legal action will be taken against you.
There was this one time a company hired us to test their badge system, and our main objective was to scrape the data on the smartcards with a skimmer on the scanner at the front of the building.
It's easy to get to as it's outside and almost everyone has to scan their card there in order to enter the building. They used ISO 7816 cards so we didn't even really need specified tools or hardware.
Now, we get assigned this task. Seems easy enough. We receive the "Stay-out-of-jail"-contract signed by the CEO for Company xyz. We head to the address stated on the contract, place the skimmer etc etc all good.
One of our team gets caught fetching the data from the skimmer a week later (it had to be physically removed). Turns out: wrong Building, wrong company. This was a kind of "building park" (don't really know how to say it in English) where all the buildings looked very similar. The only difference between them was the streetnumber, painted on them in big. They gave us the wrong address.
I still have nightmares about this from time to time. In the end, because the collected data was never used and we could somewhat justify our actions because we had that contract and we had the calls and mails with the CEO of xyz. It never came to a lawsuit. We were, and still are pretty sure though that the CEO of xyz himself was very interesed in the data of that other company and sent us out to the wrong building on purpose.
I don't really know what his plan after that would have been though. We don't just give the data to anyone. We show them how they can protect it better and then we erase everything. They don't actually get to see the data.
I quit doing audits some time ago. It's very stressful and I felt like I either had no spare time at all (when having an active assignment) or had nothing but spare time (when not on an assignment). The pay also wasn't that great.
But some people just really are polished turds.4 -
So, to anyone defending IBM at this point, a member of a client's offshore team used their paystub as test data. Aaaaand I was horrified by what I saw.
Their pay is less than $2/hr ($3973/yr, 300k INR).
I can't even. Not only that someone would pay so little to a supposedly degreed professional (I question the validity of that claim based on performance, that's a story for another time), but that companies feel comfortable giving full production system access to people I would not blame for taking bribes.
Fuck.14 -
I received a job offer as web-app developer and, in order to access the interview, I had to do an online QI test.
I login in the website and I see an ugly cluster of links, missing informations, errors at receiving the data I just inserted, a lot of bugs, broken links, images not availables, blank pages and so on.
I'm not sure I want to work there anymore6 -
In my first year of college right now, and on the first test we had to write some C# ConsoleApplications. We got instructions of what we have to taken as input, what we had to do with it and output it to the console.
I've tested them all and they all work correctly, which was the main objective. I have used the correct data structures, but I didn't get top mark. Instead, I got lower because "I didn't do it her way".
WELL F*CK YOU TOO!!! I hope this is not how every test/exam goes6 -
Why do people jump from c to python quickly. And all are about machine learning. Free days back my cousin asked me for books to learn python.
Trust me you have to learn c before python. People struggle going from python to c. But no ml, scripting,
And most importantly software engineering wtf?
Software engineering is how to run projects and it is compulsory to learn python and no mention of got it any other vcs, wtf?
What the hell is that type of college. Trust me I am no way saying python is weak, but for learning purpose the depth of language and concepts like pass by reference, memory leaks, pointers.
And learning algorithms, data structures, is more important than machine learning, trust me if you cannot model the data, get proper training data, testing data then you will get screewed up outputs. And then again every one who hype these kinds of stuff also think that ml with 100% accuracy is greater than 90% and overfit the data, test the model on training data. And mostly the will learn in college will be by hearting few formulas, that's it.
Learn a language (concepts in language) like then you will most languages are easy.
Cool cs programmer are born today😖31 -
Client: can you filter boats by location?
Me: Let me see... As you know, there are three remote systems that feed data into your database. I'd have to make a connection between the location records. But I can't rely on coordinates, name, ID or anything else. You'd have to manually create those links for me by remote systems records IDs. Telling me that record XY from system A is identical to record YX from system B, etc...
Client: How many records are we talking about?
Me: 504.
Three days later...
Client: Got it, is that enough for you in excel?
Me: Let me see... Very nice work, I can work with that.
Client: I almost died on it!
An hour later...
Me: Got it, test it and let's run it on the production version.
Client: It works beautifully.
A minute later...
Can we filter the ships by ports?
Me: Let me see... Yes, it's theoretically possible, but it's the same situation as with places...
Client: How many records are we talking about?
Me: 12,647.
Skype relayed to me the sound of something heavy falling, something grunting. Something dying.3 -
At work, an idiot who has never worked on machine learning before and understands nothing about it: "You know what, machine learning isn't actually hard. It is just basic statistics and then you download the model online and that's it! There's nothing else you are doing!"
STFU, you moron! Do you think just any model can work for your use case? Do you fucking think it is easy to come up with new architecture for a very specific use case and test it accurately? Do you think it's easy to effectively train a model and do hyper-parameter optimization?Do you fucking think it is easy to retrieve the right data for your use case? Do you think it's easy to keep up with research papers on arXiv being released daily? Do you think this is fucking javascript and there's a framework for everything? Stfu!
Honestly, i hate ignorant morons who generalize stuff they don't clearly understand.5 -
Oh fucking Huawei.
Fuck you.
Inventory:
- Honor 6x (BLN-L22C675)
- Has EMUI4.1 Marshmallow
- Cousin brother 'A' (has bricking XP!)
- Uncle 'K'
- Has Mac with Windows VM
Goal:
- Stock as LineageOS / AOSP
Procedure (fucking seriously):
- Find XDA link to root H6X
- Go to Huawei page and fill out form
- Receive and use bootloader code
- Find latest TWRP
- Flash latest TWRP
- TWRP not working? Bootloops
- XDA search "H6X boot to recovery"
- Find and try modded TWRP
- TWRP fails, no bootloop
- Find & flash TWRP 3.1.0
- Yay! TWRP works
- Find and download LineageOS and SuperSU
- Flash via TWRP
- Yay! Success.
- Attempt boot
- Boot fails. No idea why
- Go back to TWRP
- TWRP gives shitload of errors
"cannot mount /data, storage etc."
- Feel fucked up
- Notice that userdata partition exists,
but FSTAB doesn't take
- Remembers SuperSU modded boot
image and FSTABS!
- Fuck SuperSU
- Attempt to mod boot image
- Doesn't work (modded successfully
but no change)
- Discover Huawei DLOAD
Installer for "UPDATE.APP" OTAs
Note: Each full OTA is 2+ GB zipped
- Find, download, fail on 4+ OTAs
- Discover "UPDATE.APP Extractor"
Runs on Windows
Note: UPDATE.APP custom format
Different per H6X model
- Uses 'K''s VM to test
- My H6X model does not have
a predefined format
- Process to get format requires
TWRP, which is not working
- FAIL HERE
- Discover "Firmware Finder"
Windows app to find Huawei
firmwares
- Tries 'K''s VM
- Fails with 1 OTA
- Downloads another firmware ZIP
- Unzips and tries to use OTA
- Works?!
- Boots successfully?!
- Seems to have EMUI 5.0 Nougat
- Downloads, flashes TWRP
- TWRP not working AGAIN?
- Go back to XDA page
- Find that TWRP on EMUI 5 - NO
- Find rollbacks for EMUI5 -> EMUI4
- Test, fail 2-4 times (Massive OTAs)
- DLOAD accepts this one?!!!
- I HAVE ORIG AGAIN!!!
- Re-unlock and reflash TWRP
- Realise that ROMs aren't working on
EMUI 4.1; Find TWRPs for EMUI5
- Find and fail with 2-3 OTAs
Note: Had removed old OTAs for
space on Chromebook (32GB)
- In anger, flash one with TWRP
instead of DLOAD (which checks
compatability)
- Works! Same wasn't working with
DLOAD
- Find and flash a custom TWRP
as old one still exists (not wiped in
flash)
- Try flashing LineageOS
- LineageOS stuck in boot
- Try flashing AOSP
- Same
- Try flashing Resurruction Remix
- Same
- Realise that need stock EMUI5
vendor
- Realise that the firmware I installed
wasn't for my device so not working
- FUCK NO MORE LARGE DLs
- Try another custom TWRP
- Begin getting '/cust mounting' errs
- Try reflashing EMUI5 with TWRP
- Doesn't work
- Try DLOADing EMUI5
- Like before, incompatability
- DLOAD EMUI4
- Reunlock and reflash TWRP
- WRITE THIS AS A BREAK
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAARRRRRRRRRRRRRRRRRRRRRRRRGGGGGGGGGGGGGGGGGGGGGGGGGHHHHHHHHHHHHHH7 -
When will I fuckin learn that
a) customers lie
b) customers are sloppy
c) customers are wrong
d) customers do not do their work (properly)
e) customers want us to do their (dirty) work
f) possibly all of the freakinly above?! + khm....
They will fuckin aaaalwaaaays say sth is not working after the update..
And I will alwaaaays assume I fucked up something..even if I didn't touch that part of the code/data..
And almost aaaaalways it turns out that the bug they complain about is how the system worked (or didn't work) before the update and/or some fuckup from their side..
Anyhow, I rushed over, grabbed the files went testing in dev..wtf, output is different, mine is ok, theirs is..wtf is that shit?!
Transfer newly built dll to test..same shit as on prod..wtf?! How?!
I assumed they have thing A correctly linked to thing B.. ofc thing A was linked to thing C in their case and in another case (our test) to correct thing B..
I got chillies when grabbing files, that
I should have tripple checked that they didn't fuck up something on the link part, but I just assumed they know what they were doing & that they checked they linked correct files with correct content already, before being pissy that the update fucked up things.. riiiight!! :/
I wanted to find solutions to this fuckup asap so I disregarded my gut feeling..yet again!! Fuuuck!
I've spent too much time trying to find ways to fix a bug that wasn't even a real bug to begin with.. :/
Fuuuuuck!!
So yeah, always treat the customers like they are 3yrs old & have no clue what they are doing & check exactly wtf they were indeed trying to do..it will save you time & nerves..
And note to self: reread this shit daily!! And imprint it in your brain that everything is not always your fault!!11 -
1. If you dont know, say: Let me check that and get back to you.
2. ALWAYS use legit test-data and test-images.
3. Never argue ten minutes about something you can fix in ten minutes.
4. Fuck blame or glory. Just refactor and commit and feel proud about youself.1 -
Wow i must have been brain dead when i wrote this code. Needed to exclude certain elements from response for the the list of objects.
for (obj : objects) {
If (obj.skipFromResponse()) {
break
}
add obj to response
}
I used break instead of continue at the if condition which meant it would break out of the loop at the first instance of condition being met.
This went through qa and has been in production for 4 weeks so how did this not break before. Well little did i know the list of objects was sorted and all the test data, qa data and everything so far in production coincidentally only had the last element with matching condition. This meant it returned everything correctly so far.
Today was the first time there was a situation where this caused incorrect output. Luckily as soon as I heard the description of the issue I remembered to check the merged PR and hung my head in shame for making such trivial error. I must have written way more complicated code without any problem but this made me embarrassed to even admit. 🤦♂️4 -
Uggg..... I'm trying to encode a binary file in Python which may be an image or may be an executable, and then decode it back into a file (I plan on editing it in the middle, but baby steps for now..) but nothing is working!!
My plan is to:
Open binary file.
Decode as base64, or something else that could easily handle binary.
Convert byte data to string (for editory perpousos - I won't be editing bytes, I'll be doing custom encoding but that's irrelevant for this test)
Convert back to a byte string/array (with .encode(), probably)
Write to file.
I do this, yet the output has been altered... Though I haven't touched anything..
It's so enfuriating.. x.x18 -
I find a poor tester copy/pasting data from the test environment to the live one, as he accidentally broke it. I ask the DBA, " why isn't syncing SQL records part of the deployment pipeline?"
"You're front end. This is my job. Go do your job."
"... but it's an easy query, and you're exposing us to human error."
"You need to go sit down."1 -
Finally finished the screwdriver followup ticket. I think.
I spent almost two full days (14 hours) on a seemingly simple bug on Friday, and then another four hours yesterday. Worse yet: I can’t test this locally due to how Apple notifications work, so I can only debug this on one particular server that lives outside of our VPN — which is ofc in high demand. And the servers are unreliable, often have incorrect configuration, missing data, random 504s, and ssh likes to disconnect. Especially while running setup scripts, hence the above. So it’s difficult to know if things are failing because there’s a bug or the server is just a piece of shit, or just doesn’t like you that day.
But the worst fucking part of all? The bug appeared different on Monday than it did on Friday. Like, significantly different.
On Friday, a particular event killed all notifications for all subsequent events thereafter, even unrelated ones, and nothing would cause them to work again. This had me diving through the bowels of several systems, scouring the application logs, replicating the issue across multiple devices, etc. I verified the exact same behavior several times over, and it made absolutely no sense. I wrote specs to verify the screwdriver code worked as expected, and it always did. But an integration test that used consumer-facing controller actions exhibited the behavior, so it wasn’t in my code.
On Monday while someone else was watching: That particular event killed all notifications but ONLY FOR RELATED EVENTS, AND THEY RESUMED AFTER ANOTHER EVENT. All other events and their notifications worked perfectly.
AKL;SJF;LSF
I think I fixed it — waiting on verification — and if it is indeed fixed, it was because two fucking push event records were treated as unique and silently failing to save, run callbacks, etc.
BUT THIS DOESN’T MATCH WHAT I VERIFIED MULTIPLE TIMES! ASDFJ;AKLSDF
I’m so fucking done with this bs.8 -
Did a code test at an interview, had to aggregate data from a db. They stored cities with population count and users referenced cities.. 6 cities had a higher user count than population 🤔
They were a little taken back and suggested the population data must be outdated 😉.. it got a bit awkward1 -
git push origin stupid-long-feature-name
git pull origin develop
*Checks through all changes. No major conflicts. Accepts changes.*
npm test
*4 failing tests, none of them in pieces that I touched for my feature.*
*That's funny. QA was loaded from the develop branch, and everything works.*
*Actual data has dates from today. Expected data has dates from a week ago.*
*examines tests*
Why are all these expected dates hard-coded‽
tl;dr The external development team committed 4 tests that would only ever pass on the day they were written.5 -
Our team really needs some workflow arrangement, and this time it was me who screwed up.
So we have to push an update to the Play Store and the App Store the Friday, the app is well tested on test environment then production environment, we got the ok so I uploaded a build, the app management team then continued the process of publishing..
During the weekend the app was approved and live to almost 500k user that can receive the update.
I got a phone call from the Project Manager at almost midnight, the time was really suspicious so I answered.
- Me: Hello.
- PM: Hi, sorry to call you now but the app is live and we have a problem.
- Me: what kind of problem? Let me check.
So I updated the app on my phone and opened it while I am on call.. I almost had heart attack!! WE PUBLISHED A VERSION POINTING TO THE TEST ENVIRONMENT. Holly shit
- Me: shit call the app management team NOW.
Eventually we removed the app from sale (unpublished it) and we submitted a new version immediately, once it was approved the next day we made the app available again (so for those who didn’t update yet, there will be no update to a faulted version, and no new users landing to a version with test data), I received one or two calls from friends telling me why the app is not on the store (our app is used nationally, so it’s really important).
Thank God there was no big show on twitter or other social media.. but it’s really a good lesson to learn.
I understand this is totally my fault, thankfully I didn’t get fired 😅4 -
Current task:
Somehow, one of my predecessors made some sort of custom hook tied to woocommerce check out that pipes some data into a nightmarish spaghetti fuck pile of undocumented wild west visual basic bullshit. It does this, presumably, via a set of parameters passed as plaintext in a url. I know this because I found the singleton that declares this. Helpfully, Mr. Fuckass named the class "Default", so I only have around 30k instances being kicked back by my IDE when I search for it. The only reason I "need" to find this, is so that I can just change the button to an href pointing at my own MS for shipping, and I need to change the fifteen params being passed to just one - a customer ID, which should be stored in the session, and referenced by a cookie. Once that is done, I should be able to freely delete a couple of gigs worth of bullshit. Been stuck on this for three days now. God forbid we have a test environment or something.
I'm tired. Can't even get angry anymore really. Can't even think of anything funny to say about it either, I just can't wait until this is done and I can go back to sleep.4 -
I've been staffed on a old ongoing project, first day.
0. Compatibility has to be guaranteed down till IE9... ppf.
1. Front end made in XHTML+JS(jQuery)... bah, ok.
2. XHTML+JS is actually generated by PHP5.4, not a line is actually statically served... beh, funny, ok.
3. PHP files are the output of an XSLT transform of a bunch of XMLs... meh, seriously? Oooook.
4. XMLs are the product of the serialisation of a truck of stateful JavaEE6 DTOs populated magically (undocumented) with data coming from a SQL DB... WTF mode!!!
5. Session logics lives within PHP-land at point 2, front end makes ajax calls here that propagates to another WS out of our control that triggers -somehow- (undocumented) our Java backend at point 4 to generate new XMLs and then reach front end again. Kill me now.
Boss: look... it's too slow for the client, it's too heavy on our servers: fix it. Ah, and we sold 85% test coverage by October. You're the man for the job. (I'm a Node.js fullstacker and right now there's not even a testing scaffold, ofc).
Me: prod is on Linux or Windows?
Boss: RHEL7.
Me: rm -rf / as root. Done.
Boss: I know I know...
Me: ...
I think time has come...6 -
This whole corporate numbers game is killing me. I know I'm getting paid to do what I'm asked, I know. But the metrics are so one dimensional
You fixed the data of 20 tests? Doesn't count because you didn't code
You implemented a function to reduce recurrent failures in the future? Doesn't count because those already pass with time consuming workarounds
You spent half a day communicating and coordinating across teams to fix an issue? That's 1 test, this other person changed 1 line in 5 files, you're 4 tests behind4 -
Dear client, if you can't be bothered to check more than two data points during several test imports, why are you surprised your production import has errors in the other 10k+ data points? We told you to check thoroughly, and you swore it was fine. But great now I get to unfuck production while you're mad you can't go live yet.2
-
Soooo it's Monday........ 🤯
@C0D4 started the day fixing current projects defects (4 tickets smashed before coffee 💪)
Then after coffee, run a test coverage report and see a significant decline over the past few months, so spends a couple hours adding more tests to get some areas filled in - meh, nothing like 50+ lines per test... to test a if() statement but whatever - complex scenarios will be complex to get too, but no my tests break and I'm missing data I didn't know about🤦♂️
So let's comment all that out, and go to lunch ... mmmm lunch.
Get back, start working on those again, and then get handed a new issue, so comment that all back out again, ( ok I know what you're thinking, but I'm working in an environment that does not use git for deployments - don't ask, real pain in the ass I haven't had time to invest into yet - but as code versioning only) anywho, starts to workout this new issue but don't figure it out, enter a 30 minute meeting.................. yea that was 2 hours later but was a very practical whiteboard session only to work out I have something like 16-20 weeks of work over 4-5 projects to get out in like 6 weeks... hahahahahahaha fml..... oh and that's excluding another project which had a 6 weeks of work in the pipeline to get to somehow.... I'm not seeing this one happening, and probably conflicting projects needed on top of that down the track... but we'll leave those out for now!
Whoot is fucking home time!!!
🤷♂️I'm starting to think I'm like a team of 5-10 devs right now, maybe I should start asking for 5-10x more 😏
#letsBringOnTuesday!!!!4 -
"So Alecx, how did you solve the issues with the data provided to you by hr for <X> application?"
Said the VP of my institution in charge of my department.
"It was complex sir, I could not figure out much of the general ideas of the data schema since it came from a bunch of people not trained in I.T (HR) and as such I had to do some experiments in the data to find the relationships with the data, this brought about 4 different relations in the data, the program determined them for me based on the most common type of data, the model deemed it a "user", from that I just extracted the information that I needed, and generated the tables through Golang's gorm"
VP nodding and listening intently...."how did you make those relationships?" me "I started a simple pattern recognition module through supervised mach..." VP: Machine learning, that sounds like A.I
Me: "Yes sir, it was, but the problem was fairly easy for the schema to determ.." VP: A.I, at our institution, back in my day it was a dream to have such technology, you are the director of web tech, what is it to you to know of this?"
Me: "I just like to experiment with new stuff, it was the easiest rout to determine these things, I just felt that i should use it if I can"
VP: "This is amazing, I'll go by your office later"
Dude speaks wonders of me. The idea was simple, read through the CSV that was provided to me, have the parsing done in a notebook, make it determine the relationships in the data and spout out a bunch of JSON that I could use. Hook it up to a simple gorm golang script and generate the tables for that. Much simpler than the bullshit that we have in php. I used this to create a new database since the previous application had issues. The app will still have a php frontend and backend, but now I don't leave the parsing of the data to php, which quite frankly, php sucks for imho. The Python codebase will then create the json files through the predictive modeling (98% accuaracy) and then the go program will populate the db for me.
There are also some node scripts that help test the data since the data is json.
All in all a good day of work. The VP seems scared since he knows no one on this side of town knows about this kind of tech. Me? I am just happy I get to experiment. Y'all should have seen his face when I showed him a rather large app written in Clojure, the man just went 0.0 when he saw Lisp code.
I think I scare him.12 -
I don't get it why there are so many people out, that think testing stupid model classes with getters and setter is needed.
Dude. There is no logic in this class ... it's pure data that gets not modified there (well except if you call the setter)
I've wasted way too much time writting useless unit test because some ppl want to masturbate on 100% code coverage 🤦🏻♂️12 -
Hired a new BI developer. She tested reasonably ok in SQL, and certainly showed good strengths in visualising data, plus had a good attitude in the interview. We hired her. She broke her laptop the first day. We got her another then she complained the camera didn't work but didn't realise the lever in front of the camera was to move the privacy shutter off and on.
Assigned her some work of taking queries that are used in a BI tool that targets the transactional database directly, and re-jigging them for Snowflake which we're using as a data warehouse now, aggregating all our data into one place. Yet, she's struggling to understand why the SQL query she's pasted in doesn't work as-is.
I go over it again; the source schemas and tables are this, but in Snowflake we've named them this. She then bemoans how much work that is to change them all - I say use find and replace. She then struggles with Snowflake syntax errors and asks for a guide on T-SQL to Snowflake. I show her Google and say "this is what I did when I hit these problems - search for 'Snowflake equivalent to T-SQL getdate()' or 'how to get current date in Snowflake' but she still doesn't understand. I ask if she's every had to work between T-SQL and MySQL or MySQL and PostgreSQL or Oracle and so on and she says yes. I say the syntax isn't the same, is it? And she goes oh, now I understand.
She scored reasonably in her SQL test but I'm now concerned there's something fundamental missing in her grasp of SQL. I gave her a detailed demo of the tools, I explained in the interview and on her start about our move to a data warehouse for all our apps, and put her through some training plus gave her time to work through our Confluence pages - not expecting she'll remember everything, but more to ensure she recalls they exist and what the general contents are.
Anyhow, that's my rant.6 -
Oh look. The monitoring channel is in flames, smartphone is vibrating so hard it's having a seizure.
Hm. Nah it's fine. Not my...
Damn it. Incoming call. -.-
I'm actually on vacation (more like you need to trim down overtime before management get's angry).
They decided to test the new hardware / os stack I set up in the last weeks. I'd actually be happy about it If I wasn't on vacation and would be part in something that I invested a lot of time...
Well now I am. Guess what. It's running too good.
And that's not a joke. It's partly due to an upgrade in infrastructure (got rid of some last remaining 1 Gbps networks)… but also because I changed quite a lot on the OS / VM side plus we changed from XEN to Proxmox... With major tweaks, too.
The whole stack can now handle peak traffic where it would choke before, and even go beyond the old peak traffic.
Enough of introduction, the simple reason why shit burned down was because they tried out the current development branch and let it ran.
The development branch had an currently unfinished ratelimiter framework, since I didn't had time for an full burn in and didn't knew what the maxima / limits were. And since I hadn't finished that, I didn't finish the traffic shaping either.
Hm. Guess it's not good when you let a bunch of heavy parallelized data generators / analyzers run for free....
In the end, we simply shotgunned the docker development machines, because thanks to network congestion / retransmissions and feedback, they were not really cooperative via network / REST.
But hey: To infinity and beyond. XDrant darling i grilled the network it was just a test dumb ways to die never ask the guy who invented it oops2 -
I once ran a batch import job to stress test with much more data than usual in staging... so I thought.
I sshd into prod by accident. History search can be a bastard at times...
The moment I realized what I was doing was crazy. I was shivering and thought I get fired if anything went wrong.
fortunately I just duplicated the original data for the test, and the system was built to ignore unnecessary updates... so the data was correct and nothing went wrong.
Not an active stupid dev choice but still something I will remember for a while. -
Raging here, overheating really. One spends thousands on technology that is promoted with the catch phrase "it just works", yet here I am, after updating my fancy new emoji maker (iphone x) to 11.2 and then attempt to carry on working by compiling my code to test some new features. And...
oh, whats this xCode? You have a problem? You can't locate something? You can't locate iOS 11.2 (15C114)... sorry and you think that this "May not" be supported in current version of Xcode?
Let me get this straight you advanced piece of technological wizardy, you know you are missing something, you in fact know what it is, you can actually TELL me what is missing and yet, still, in 2017, you can't go FETCH it?????
Really? All you can do is sit, with that stupid look on your face, and watch the paint dry? Your stuck? That's it?
I hate you for the false pretense of advanced capability. and for your lack of a consistent dark theme so my eyes stop bleeding when reading your "I don't know what to do" messages...
By the way, maybe you can stop randomly crashing, or pinwheeling, I get that your bored as a machine designed to crunch numbers/data/code all day long and that for fun you feel you have to add some color to your subsitance. But stop it. Do what I'm told you can do, "JUST WORK" for once without me having to drag you forward kicking and screaming.
K. that feels better. Now for some whiskey.5 -
Using mongodb for one product
A colleague as experimenting with elastic search (I think it was).
It installed a proxy around the collection to get all events for the external search storage.
Worked well, but it was just a test so once done we removed it
But thats where it got scary.
When we removed the proxy through the search dashboard it dropped the underlying collection of live data!!!
A collection it did not create.
Hows that for bad UI.
Always experiment on a separate db server. -
Just received a test for a job I'm interviewing for. I was interviewing for a C++ position. Practice test: Create an REST API using SpringBoot, Spring Data, document with Swagger and implement continuous integration testing.
To be fair, I also mentioned I'm fluent in Java. But I've never touched SpringBoot or done any backend webdev, since my intention was to never get near it.
Deadline: Sunday. Game on...4 -
Here is what I see in industry right now.
Don't go on math but get the gist.
1. 9 of 10 developers are Web developers
2. 9 in 10 developers want to be data scientist
3. 9 out of above actually give up and start doing Web development
4. 9 in 10 developers think CS education is not necessary.
5. 9 in 10 developers want to work for Google Facebook and Microsoft.
6. 9 in 10 developer don't make it to above companies.
7. 9 in 10 developers think design and test are important but never do it.
8. 9 out of 10 developers don't want to code after 5 years and just want to exit industry to non technical roles.
9. 9 out of 10 developers don't get rants and dev memes posted here.
What's your take on this7 -
One coworker in my projects now.
I work with her on two projects. One project I'm doing a review on their test scripts and saw a lot of revision is needed on hers. It's fine, she may just need some help. Offered help and did sessions and gave explanations and samples. But she is still not finished. 2nd project I was acting like the project manager until the official PM gets assigned. Her tasks is just to create test data.
Little did I know she has escalated the 1st project to her team lead and manager and requesting for a project change. This is not the first time she did this project shopping bit. But what irks me the most is doing an emergency leave so you don't have to attend the meeting on one project you are failing and then not telling me as the acting PM on the 2nd project that you have an emergency leave. She may likely never thought there is need to tell because she did attend the meeting for the 2nd project later in the day. But for the 1st project I have to pickup her slack and do the test scripts because the PM in that project already was informed about her leave.
This would have gone to daily rant but she is the first one I've encountered who fails and somehow gets away with it and even gets promoted doing the same tactics. But she did that to our junior resources in other projects who may likely got burned out and resigned.
Crappy performance should not be rewarded. I hope this time our management won't look the other way.5 -
Today, I had a segmentation fault in a data structure, so I wrote a function to test the integrity of the data structure. It worked, and I found and fixed the bug. However, the test still complained about the integrity. After debugging some very strange errors for 5 hours, I discover that there was a bug in the integrity test. The data structure works just fine. FML.1
-
Ever dealt with people who don’t understand a damn thing they’re coding and just copy and paste stuff around and say that it works? It’s amazing how long people can skate by with only knowing 50% of how what they’re working on works.
We had some dumb know it all on our team who would regularly ship half-done stuff to production and then scramble to fix it after the users bitched about how it didn’t meet the requirements.
This stupid person changed an else to an if having no idea what any of the logic did in this section of code, didn’t adequately test it, and it somehow made it through code review because the better devs were out of office.
This bullshit goes to production, fucks up 200,000 records, and users start complaining about it. Shitty developer refuses to revert the offending code until multiple people on the team overrule them. They spend the next week unfucking the data and decides to just take a day off on Wednesday because it’s been “too much mental energy to fix.” The shit wasn’t even fully resolved yet.
Some people seriously do not belong in this industry. This person’s thought process was:
“Changing an else to an if can’t possibly have significant consequences. Let’s just change this so my code change executes to see what happens.”
Still not sure how they weren’t fired when this happened. They unfortunately got to quit on their own two months later.3 -
I goofed up and forgot the WHERE clause in my UPDATE query. Accidentally all of production possibly updated because we don't do test databases. I think it didn't actually go through because I cancelled it but now I need to restore a backup and compare data. Which means explaining this to the co-owner who can help me with a restore. I'm mortified, more so because it was a stupid thing to do to begin with.4
-
So, idiot me decided it would be a good idea to never get around to configuring my UPS to gracefully shutdown my server after a powercut lasting more than x duration...
Long story short, we had a powercut that lasted 4 minutes or so longer than the battery in the UPS could keep the server up for...
UPS died, server went pew, and after rebooting itself once the power came back on, my raid array wouldn’t mount anymore...
After Googling around, it seemed like running e2fsck would solve the problem.
Didn’t seem to do the trick... and tired me at 3am decided it would be a good idea to poke around.
Pretty sure I ran a command wrong, or two, because now I can’t even mount the fricken array in read only, and fsck complains with a shit ton errors...
Been researching for hours, and no dice...
Test Disk shows the ext4 partition, but fails to list any files...
I may have destroyed the tables or something... I’m a noob at this point.
I’m able to access files with the RStudio tool, however this doesn’t help with file names and directory structure 😭
Is it all over for my 5 years worth of photos and other bits and pieces that I don’t have any backups of ? 😂😭😭
If any of y’all are pros with data recovery and can help a fellow boi out, I’d be more than happy to pay for ya time !2 -
Please don't create a test server that doesn't have the same data with the production server, and vice versa.2
-
Fucking incompetence
Senior level developer with 15 years of software development experience ...
ends up writing brute force search on a sorted data - when questioned he's like yeah well dataset is not that large so performance degradation will be marginal
He literally evades any particularly toil heavy task like fixing the unit test cases , or managing the builder node versions to latest ( python 2 to 3 ) because it's beneath him and would rather work on something flashy like microservice microfrontend etc. -- which he cannot implement anyway
Or will pick up something very straightforward like adding a if condition to a particular method just to stay relevant
And the management doesn't really care who does what so he ends up getting away with this
The junior guys end up taking up the butt load of crappy tasks which are beneath the senior guy
And sometimes those tasks are not really junioresque - so we end up missing deadlines and getting questioned as to why we are are not able to deliver.
Fuck this shit ... My cortisol shoots up whenever I think of him4 -
/*
"Not wk135, but blah blah blah"
Please don't misuse wk135 (Sorry)
It's about coding tests
Thank you. */
=>
A company took their technical test on this really weird website. There was a Windows Narrator guy's voice giving instructions while a timer was running. I had to flash my ID to the webcam and then fit my head on an outline on the screen. It was for a web dev position. I had to speak into the microphone to answer the Narrator's questions and then send the video to them. The questions were weird and hypothetical, mostly. I just thought that their process was dumb and unnecessary.
=>
I don't like aptitude and algebraic tests. One company, I remember, had their test on Google Forms. For some multiple choice questions, they put check boxes instead of radio buttons. So, I could just blaze through it selecting all options. Some of the questions had their first option as "All of the above" 🤔. Fortunately, I didn't pass the test.
=>
The company I'm interning with, starting from next month, had a good interview process. They asked me questions on JavaScript, CSS, and a few on algorithms and data structures. I was also given a task where I had to make a css animation of trees. I'm glad they didn't have an algebra entry test.
😊 -
*Goes to record a video and upload a demo video*
Hmmmm.. internet is being slow... Let's do a speed test
*Realises our speeds have been caped out to a max of 256kbps*
Why... Why... Yes I understand it should be limited so it's not 'data for free' but at least give us 1mbps so things are actually doable but limited rather than just usable as long as all you want to do is Google something slowly -,-10 -
The company considers the project manager I work with to be the best. After working with him, I consider him to be everything that is wrong with project management.
This PM injects himself into everything and has a way of completely over-complicating the smallest of things. I will give an example:
We needed to receive around 1000 rows of data from our vendor, process each row, and host an endpoint with the data in json. This was a pretty simple task until the PM got involved and over complicated the shit out of it. He asks me what file format I need to receive the data. I say it doesnt really matter, if the vendor has the data in Excel, I can use that. After an hour long conversation about his concerns using Excel he decides CSV is better. I tell him not a problem for me, CSV works just as good. The PM then has multiple conversations with the Vendor about the specific format he wants it in. Everything seems good. The he calls me and asks how am I going to host the JSON endpoints. I tell him because its static data, I was probably going to simply convert each record into its own file and use `nginx`. He is concerned about how I would process each record into its own file. I then suggest I could use a database that stores the data and have an API endpoint that will retrieve and convert into JSON. He is concerned about the complexities of adding a database and unnecessary overhead of re-processing records every time someone hits the endpoint. No decision is made and two hours are wasted. Next day he tells me he figured out a solution, we should process each record into its own JSON file and host with `nginx`. Literally the first thing I said. I tell him great, I will do that.
Fast forward a few days and its time to receive the payload of 1000 records from the Vendor. I receive the file open it up. While they sent it in CSV format the headers and column order are different. I quietly without telling the PM, adjust my code to fit what I received, ran my unit test to make sure it processed correctly, and outputted each record into its own json file. Job is now done and the project manager gets credit for getting everything to work on the first try.
This is absolutely ridiculous, the PM has an absurd 120 hours to this task! Because of all the meetings, constant interruptions, and changing of his mind, I have 35 hours to this task. In reality the actual time I spent writing code was probably 2-3 hours and all the rest was dealing with this PM's meetings and questions and indecisiveness. From a higher level, he appears to be a great PM because of all the hours he logs but in reality he takes the easiest of tasks and turns them into a nightmare. This project could have easily been worked out between me and vendor in a 30 min conversation but this PM makes it his business to insert himself into everything. And then he has the nerve to complain that he is so overwhelmed with all the stuff going on. It drives me crazy because this inefficacy and unwanted help makes everything he touches turn into a logistical nightmare but yet he is viewed as one of the companies top Project Managers.3 -
Hey, we need a service to resize some images. Oh, it’ll also need a globally diverse cache, with cache purging capabilities, only cache certain images in the United States, support auto scaling, handle half a petabyte of data , but we don’t know when it’ll be needed, so just plan on all of it being needed at once. It has to support a robust security profile using only basic HTTP auth, be written in Java, hosted on-prem, and be fully protected from ddos attacks. It must be backwards compatible with the previous API we use, but that’s poorly documented, you’ll figure it out. Also, it must support being rolled out 20% of the way so we can test it, and forget about it, and leave two copies of our app in production.
You can re-use the code we already have for image thumbnails even though it’s written in Python, caches nothing and is hosted in the cloud. It should be easy. This guy can show you how it all works.2 -
Just got a new job at an old school hardware company. The codebase is giving me heart attack. They don't care about dev experience or code navigation at all. Every attempts to modernize the codebase is so half assed. All patches are so bloated that make the codebase even worse.
Frontend is migrated from prototype-oop-jquery cluster fuck to AngularJS, then finally angular. Holy moly, all business logics are baked into UI "classes" using prototype chain. When they migrated to AngularJS, someone simply added a wrapper to that jQuery cluster fuck class and overwrote all the prototype with a 10k +lines file. Since all the methods are hidden in either prototype, JS object, or callback function, it's impossible to trace the data pipeline using IDE when "go to definition" on update() method gives you all the update methods/string in all objects/classes. And they don't care about immutability. References are taken out, renamed, and mutated everywhere. Finding the source of a bug is fucking guessing game.
I don't know what trick they use that makes cLion static analyzer fail.
And there is no unit test or spec doc.
Fuck me dead3 -
Yup, sure our team of three devs will build you a fully functioning e-commerce site from scratch that grabs data from several APIs and uploads it to several more.
You need it in two weeks? No problem.
Me: Wait...what the...?!
One week in and I only have access to test one of the four necessary APIs as the client hasn't signed the necessary paperwork with other providers.7 -
Carmack: "Hi, I am Carmack, your AI artist today. I create high definition 3D interactive world by listening to your verbal request or brain-computer interface."
User: "Hey Carmack, create me an ideal cyberpunk world."
Carmack: "World created. Here are the main resources used to synthesize your defintion of 'Cyberpunk'. Done. Is that what you want?"
User: "Hey Carmack, can you make it less similar to Coruscant, but more vintage, and more like Blade runner more like Africa, mixing super Mario galaxy. Also add a mansion similar to this link and the hot girl in this link. Make her ideal. Make the world ten times bigger than GTA V"
Carmack: "Alright, bro. The definition of "ideal" has been data driven by the norm on internet.
Done. Is this what you want?"
user: "Yes, test it in VR"
Carmack: "Enjoy."3 -
Developing a notification API, sends emails to subscribers, email API can take only 100 IDs at once, so partitioned the email list and send mails in blocks of 100.
Forgot to reset the list after every block, so each new partition got appended to the existing list and kept going on.
Ran it against a test DB, which was recently refreshed with near-prod data !!! Thousands of emails went out of the app server in one shot and everybody receiving numerous duplicate emails. Especially the ones in the very first partition.
Got an incident raised by the CEO himself reg the flurry of emails. But, things were out of our hands, quite literally. All emails are queued up in the exchange server.
Called up the exchange server team, purged the queued emails. No other emails were sent/received during this whole episode.
Thanks to Iterables.partition in the present day.3 -
Was writing a functional test in AdonisJS that queries an API endpoint with data and my test stays red with a dainty `expected 500 to equal 200` assertion failure.
In frustration, I yelled "What must I fuchen do to get my 500 to become a 200". Then my dev friend, an absolute fuchen genius tells me, "Subtract 300." I hope the prat stays debugging his code for a week!!8 -
So yeah XML is still not solved in year 2018. Or so did I realize the last days.
I use jackson to serialize generic data to JSON.
Now I also want to provide serialization to XML. Easy right? Jackson also provides XML serialization facitlity similar to JAXB.
Works out of the box (more or less). Wait what? *rubbing eyes*
<User>
<pk>234235</pk>
<groups typeCode="usergroup">
<pk>6356679041773291286</pk>
</groups>
<groups typeCode="usergroup">
<pk>1095682275514732543</pk>
</groups>
</User>
Why is my groups property (java.util.Set) rendered as two separate elements? Who the fuck every though this is the way to go?
So OK *reading the docs* there is a way to create a collection wrapper. That must be it, I thought ...
<User typeCode="user">
<pk>2540591810712846915</pk>
<groups>
<groups typeCode="usergroup">
<pk>6356679041773291286</pk>
</groups>
<groups typeCode="usergroup">
<pk>1095682275514732543</pk>
</groups>
</groups>
</User>
What the fuck is this now? This is still not right!!!
I know XML offers a lot of flexibility on how to represent your data. But this is just wrong ...
The only logical way to display that data is:
<User typeCode="user">
<pk>2540591810712846915</pk>
<groups>
<groupsEntry typeCode="usergroup">
<pk>6356679041773291286</pk>
</groupsEntry>
<groupsEntry typeCode="usergroup">
<pk>1095682275514732543</pk>
</groupsEntry>
</groups>
</User>
It would be better if the individual entries would be just called "group" but I guess implementing such a logic would be pretty hard (finding a singular of an arbitrary word?).
So yeah theres a way for that * implementing a custom collection serializer* ... wait is that really the way to go? I mean common, am I the only one who just whants this fucking shit just work as expected, with the least amount of suprise?
Why do I have to customize that ...
So ok it renders fine now ... *writes test for it+
FUCK FUCK FUCK. why can't jackson not deserialize it properly anymore? The two groups are just not being picked up anymore ...
SO WHY, WHY WHY are you guys over at jackson, JAXB and the like not able to implement that in the right manner. AND NOT THERE IS ONLY ONE RIGHT WAY TO DO IT!
*looks at an apple PLIST file* *scratches head* OK, gues I'll stick to the jackson defaults, at least it's not as broken as the fucking apple XML:
<plist version="1.0">
<dict>
<key>PayloadOrganization</key>
<string>Example Inc.</string>
<key>PayloadDisplayName</key>
<string>Profile Service</string>
<key>PayloadVersion</key>
<integer>1</integer>
</dict>
</plist
I really wonder who at apple has this briliant idea ...2 -
So last week I really fucked up
I had this new implementation that was supposedly to be integrating smoothly into the rest of the service. It depended on a serialized model made by a data scientist. I test it in local, in QA environment: no problem.
So, Friday, 4pm, I decide to deploy to production. I check once from the app: the service throw an error. Panic attack, my chief is at my desk, we triy to understand what went wrong. I make calls with cUrls: no problem. Everything seems fine. I recheck from the app again: no problem.
We dedice to let it in prod, as the feature work. I go get some beers with the guys, to celebrate the deploy.
Fast-forward the next morning, 11am, my phone ring: it's a colleague of my chief. "Please check Slack, a client is trying to use the feature, it's broken"
FUUUUUUUUUUUUCK!!!
Panic attack again. I go to the computer, check the errors: two types of errors. One I can fix, the other from a missing package on the machine that the data guy used.
Needless to say, I had a fairly good weekend.
Lessons learned:
- make sure Dev, QA and Prod are exactly the same (use Ansible or Container)
- never deploy on a Friday afternoon if you don't have a quick way to revert1 -
I wrote a file transfer thing to appease the initial idea that keeps coming back into my head every so often, like it's trying to haunt me. Problem: No mobile provider will let me test it, as it's meant to throw disgusting numbers of SMS messages at someone waiting for them. How many, you ask? Well, 1MB of data translates to about 8100 "standard-length" SMS messages. (Standardized length, non-"long" SMS messages are, at best, 70 UCS-2, 140 ASCII, or 160 7-bit characters.) It does work, though, as if I just write out all the SMS messages to files and read those in (in place of actual SMS messages, different delivery of the same data) it works flawlessly.
Why would I ever wanna make this? Well, T-Mobile seems to be more concerned with building new cell towers, rather than fucking fixing the ones currently working. The mobile data component usually dies for 8 or 9 hours a day in this medium-size city, but SMS still works, so... just use that to transfer data!5 -
I feel ridiculous. While learning SQL databases I ran a query that was supposed to fill up the database with test data for me to play with. The actual result?
8 GB and 330,000+ rows.
Keep in mind this database is on a remote server, so trying to delete it times out after thirty minutes. I’m submitting a ticket right now.4 -
I dunno about coolest, but I did sort of cement my reputation as the "database guy" in my first job because of this.
My first job was with a group maintaining a series of websites. Because of the nature of the websites, every morning we had to pull the records from one database on one network, sneaker net the data to a database on another network, and import the data via custom data import function.
However, the live site would crash after 100 or so records were imported. The dba at the live site had to script out a custom data partitioning script to do his daily duties, but it definitely messed up his productivity.
Turns out, the custom mass import function had recycled the standard import function, which was only used to import 1 record at a time, and it never closed its database connections, because it never needed to. A one line fix to production code was delivered 6 months later (because that was our release cycle) and I came up with the temporary work around, which was basically removing the connection limit. It would still crash with the work around, but only with multiple days worth of data. So basically only on Monday. Also developed the test set for the import (15k+ records). -
Listened for about a half-hour yesterday to DevA ‘beat down’ DevB writing a console app for trying out a proof-of-concept idea he had.
DevB: “What’s the URL of the development server?”
DevA: “Why? What are you doing?”
DevB: “I’m needing to throw some messages to it so I can capture data for something I’m working on.”
DevA: “How are you calling the service?”
DevB: “I wrote a console app”
- you could almost hear the eye roll -
DevA: “A console app? Why in the world would you write a console app?”
DevB: “Oh..um..no reason. I just need log some test data for something I’m playing around with. How should I do it?”
DevA: “If it’s test data, you should have wrote a unit test. You see, unit tests …”
- yammer on and on for about 5 minutes about the virtues of unit tests…never really explaining anything -
DevB: “Yea, I’m not needing to test the result or anything. I just need to log some data.”
DevA: “Then you should use a unit test for that, not a console app. With a unit test, you’ll be able to validate the data. That’s what unit tests are for. Microsoft should have never put in console apps in Visual Studio. It just leads to bad coding practices.”
DevB: “Um…I don’t care. It’s a console app because I just need data…thanks anyway”
Today, DevC was talking to DevA
DevC: “Charlie is testing the order module, but there isn’t any test data. Do you still have the data generating script?”
DevA: “Oh yea, I’ll send him my console app that populates the database.”
It was all I could do from screaming “You stupid –bleep-er!! What the f–bleep-ck was all that yesterday?!”, but none of my business. Better to devrant about it than start a fight. -
- 5 days until customer integration test. I finished my work for the test a week ago so I am relaxed. 10 days of estimated work for other team, 1 dev scheduled for this task.
I reminded of the deadline, which seemed not realistic anymore; "Don't be so pessimistic" they said, "Everything is fine", "We'll get it done".
- 2 days to go and half of the system doesn't work, the external test system rejects all data (nobody had time to read the specs -> let's call it 'assumption based development' (ABD))
I reminded of the deadline, and that I would like to have an internal test with all components beforehand; "Don't be so pessimistic" they said, "Everything is fine", "Just some minor issues".
- 1 day to go and dev from other team called in sick... (and I can really empathize this decision); "Someone else can jump in and finish the work" they said.
- An hour later the test was cancelled not even 24 hours before it should take place. We could have rescheduled the test more than a week ago, that wouldn't have been so disgusting and even save our customer some hours of preparation effort.
I hate myself when I was right from the start but wouldn't enforce my position because I'm too kind sometimes. -
Our employee management system, for some reason, stored Testlists (I work in QA) linked to the user accounts that created them. Now after an colleague who worked there for five years left pretty much all our data was suddenly down the drain and nobody backed the fricking server up because, hey, whats the fun in that. Now all the tests need to be rewritten and other than the whole gui test automation of our product, maintenance of the same for another product, manually testing dev issues and training my new code monkeys to frickin not commit non working code to the trunk I have now also "Make a better Employee management system" (roughly translated those are the specs I've got) on my plate... I can remember back to the care free days of just before my boss asked me if I wanted to try to automate some of the test cases... How did I ever survive this paralyzing tranquility. Ha, surprise.
!rant, I fucking love the stress and juggling a shit ton of problems at the same time keeps ine on edge.2 -
Is it just me, or are the media / journalists once again putting a stupidly unfair pessimistic spin on that SpaceX launch?
"SpaceX rocket launches but explodes shortly into flight"
"Musk's SpaceX big rocket explodes on test flight"
"SpaceX rocket explosion: None injured or killed"
They've said time and time again, it's the first test of a massively complex rocket that's bigger than anything that's ever gone before it, and success is just defined as "getting off the launch pad" and collecting data. They did that and then some.
But instead of spreading excitement about the data, the fact it launched, that it's a world first, etc. - it's all doom and gloom, implying that the whole thing was a failure and people could have died 🙄
And people wonder why I have a low opinion of journalists.15 -
This is the third part of my ongoing series "The Ballad of the Six Witchers and the Undocumented Java Tool".
In this part, we have the massive Battle of Sparks and Storms.
The first part is here: https://devrant.com/rants/5009817/...
The second part is here: https://devrant.com/rants/5054467/...
Over the last couple sprints and then some, The Witcher Who Writes and the Butchers of Jarfile had studied the decompiled guts of the Undocumented Java Beast and finally derived (most of) the process by which the data was transformed. They even built a model to replicate the results in small scale.
But when such process was presented to the Priests of Accounting at the Temple of Cash-Flow, chaos ensued.
This cannot be! - cried the priests - You must be wrong!
Wrong, the Witchers were not. In every single test case the Priests of Accounting threw at the Witchers, their model predicted perfectly what would be registered by the Undocumented Java Tool at the very end.
It was not the Witchers. The process was corrupted at its essence.
The Witchers reconvened at their fortress of Sprint. In the dark room of Standup, the leader of their order, wise beyond his years (and there were plenty of those), in a deep and solemn voice, there declared:
"Guys, we must not fuck this up." (actual quote)
For the leader of the witchers had just returned from a war council at the capitol of the province. There, heading a table boarding the Archpriest of Accounting, the Augur of Economics, the Marketing Spymaster and Admiral of the Fleet, was the Ciefoh Seat himself.
They had heard rumors about the Order of the Witchers' battles and operations. They wanted to know more.
It was quiet that night in the flat and cloudy plains of Cluster of Sparks and Storms. The Ciefoh Seat had ordered the thunder to stay silent, so that the forces of whole cluster would be available for the Witchers.
The cluster had solid ground for Hive and Parquet turf, and extended from the Connection River to farther than the horizon.
The Witcher Who Writes, seated high atop his war-elephant, looked at the massive battle formations behind.
The frontline were all war-elephants of Hadoop, their mahouts the Witchers themselves.
For the right flank, the Red Port of Redis had sent their best connectors - currency conversions would happen by the hundreds, instantly and always updated.
The left flank had the first and second army of Coroutine Jugglers, trained by the Witchers. Their swift catapults would be able to move data to and from the JIRA cities. No data point will be left behind.
At the center were thousands of Sparks mounting their RDD warhorses. Organized in formations designed by the Witchers and the Priestesses of Accounting, those armoured and strong units were native to this cloudy landscape. This was their home, and they were ready to defend it.
For the enemy could be seen in the horizon.
There were terabytes of data crossing the Stony Event Bridge. Hundreds of millions of datapoints, eager to flood the memory of every system and devour the processing time of every node on sight.
For the Ciefoh Seat, in his fury about the wrong calculations of the processes of the past, had ruled that the Witchers would not simply reshape the data from now on.
The Witchers were to process the entire historical ledger of transactions. And be done before the end of the month.
The metrics rumbled under the weight of terabytes of data crossing the Event Bridge. With fire in their eyes, the war-elephants in the frontline advanced.
Hundreds of data points would be impaled by their tusks and trampled by their feet, pressed into the parquet and hive grounds. But hundreds more would take their place. There were too many data points for the Hadoop war-elephants alone.
But the dawn will come.
When the night seemed darker, the Witchers heard a thunder, and the skies turned red. The Sparks were on the move.
Riding into the parquet and hive turf, impaling scores of data points with their long SIMD lances and chopping data off with their Scala swords, the Sparks burned through the enemy like fire.
The second line of the sparks would pick data off to be sent by the Coroutine Jugglers to JIRA. That would provoke even more data to cross the Event Bridge, but the third line of Sparks were ready for it - those data would be pierced by the rounds provided by the Red Port of Redis, and sent back to JIRA - for good.
They fought for six days and six nights, taking turns so that the battles would not stop. And then, silence. The day was won, all the data crushed into hive and parquet.
Short-lived was the relief. The Witchers knew that the enemy in combat is but a shadow of the troubles that approach. Politics and greed and grudge are all next in line. Are the Witchers heroes or marauders? The aftermath is to come, and I will keep you posted.4 -
I just found a vulnerability in my companies software.
Anyone who can edit a specific config file could implant some SQL there, which would later be executed by another (unknowing) user from within the software.
The software in question is B2B and has a server-client model, but with the client directly connecting to the database for most operations - but what you can do should be regulated by the software. With this cute little exploit I managed to drop a table from my test environment - or worse: I could manipulate data, so when you realize it it's too late to simply restore a DB backup because there might have been small changes for who knows how long. If someone was to use this maliciously the damages could be easily several million Euros for some of our customers (think about a few hundred thousand orders per day being deleted/changed).
It could also potentially be used for data exfiltration by changing protection flags, though if we're talking industry espionage they would probably find other ways and exploit the OS or DB directly, given that this attack requires specific knowledge of the software. Also we don't promise to safely store your crabby patty recipe (or other super secret secrets).
The good thing is that an attack would only possible for someone with both write access to that file and insider knowledge (though that can be gained by user of the software fairly easily with some knowledge of SQL).
Well, so much for logging off early on Friday.5 -
Living on the edge!
One or two years ago I managed to deploy a DDL change directly on the production server. As I knew there was a backup job which will run every day at noon and at midnight. So I run my script some minutes after noon. So far so good. But somehow I tested it badly in my test environment and the UI of the application throws error after error now in production.
Well, just revert the db to the latest recovery point with the backup, I thought.
It became clear then after a couple of minutes of searching the backup folder for the db backup that there was no such file. The youngest backup file was 3 years old.
Now what happened: The backup script had a switch "simulate=true" and then simulated a successful backup on each run. Therefore the monitoring system got no alerts for not correctly executing those jobs correctly. Then the monitoring job which should do the backupfolder surveillance stuck with green, because there was a valid backup file inside. But it did not check for a specific creation date.
Now this database is the one we need for doing our daily business and is really crucial. Therefore It was easier to emergencyfix the application than doing a rollback of the db 🙄
Well, not really a data loss story, but close to one. -
Trying to switch my job. Applied for a well known company. Gave an interview today. I don't fucking get the obsession of these developer recruiters so fixated on data structures and algorithms. I know it's a massive part of computer science but guess there is no fucking room left to innovate in there. There are legitimate researcher teams working for implementation of these barebones inside system foundations. No general software developer gives a fuck about this piece of shit discipline of study. You wanna know why they propagate this as the panacea to test people because it's fucking easy. Give a project to somebody as interview procedure, it'll take time to bring out an interesting problem and an interesting solution to that. Sorry to say but all these data structure enthusiasts are nothing better than board game enthusiasts.
Also why can't you refer existing solutions to create your solution. I've seen some good problems which actually require you to think. But again those are heavy and can't be tested so you're left with reversing a fucking linked list with O(1) auxillary space. Fuck me ig.
Moreover, what the fuck is wrong with the moral policing internet crowd. Its so sad. I've hardly seen anybody rant about this piece of shit system put in place to push the absolute dead-end nutcases up the ladder. Every other search for it returns a Quora link with some Indian guy complaining about his interviews and in the comments you have the same scholars sitting in their data structure throne imparting knowledge about how data structure holds the fabric of reality together.
I don't hate data structures and algorithms as a subject. It is cool and quite extensive but once you try to make that as a metric of all the knowledge in the world, you've lost my drift. Maybe I'm just angry with the state of things. Maybe I'm just angry with token Quora crowd.4 -
Me: Oh, man, there are hooks for react-redux now? I don’t have to wrap components in a higher order component to get information from the redux store and dispatch actions? Could this solve the problem I’m having with data fetching and consistency in the app I’m working on?!
Spends entire Saturday writing a basic server, connecting to an mLab instance, filling said instance with dummy data, starting a create-react-app, writing a reducer, action creators, components, etc. just to test how useSelector(), useEffect(), and useDispatch() would work in an application that isn’t just a simple counter (why is it that like every example is always the counter example?!). Bonus, react-router now ALSO has hooks, so got to play with useHistory() and useParams()
Conclusion: Maybe. It does appeal to me to not have the cascade of virtual DOM that you always get nesting HOCs, but I’m also wary of appearing too willing to jump on it just because it’s the new thing.
Has anybody else played around with react-redux hooks? Your thoughts?
Also, yes, I know, not every app needs redux. It had it when I was brought on and I don’t really have the ability to change that implementation detail now.3 -
I wonder what data type dfox uses to store the voting score. We definitely know it's not a byte. Next up, let's test if it's an int163
-
I went for an interview as a MS SQL DBA. They gave me a technical knowledge test which I passed then started asking about me, All was going well until they started telling me what the company did.
They harvested people's data from websites online questionnaires and collated it into saleable data.
This was too much for me and I'm not certain that it isn't a grey area legally. They were told that they were scum of the earth and they could go fuck themselves.4 -
Have you ever had the moment when you were left speechless because a software system was so fucked up and you just sat there and didn't know how to grasp it? I've seen some pretty bad code, products and services but yesterday I got to the next level.
A little background: I live in Europe and we have GDPR so we are required by law to protect our customer data. We need quite a bit to fulfill our services and it is stored in our ERP system which is developed by another company.
My job is to develop services that interact with that system and they provided me with a REST service to achieve that. Since I know how sensitive that data is, I took extra good care of how I processed the data, stored secrets and so on.
Yesterday, when I was developing a new feature, my first WTF moment happened: I was able to see the passwords of every user - in CLEAR TEXT!!
I sat there and was just shocked: We trust you with our most valuable data and you can't even hash our fuckn passwords?
But that was not the end: After I grabbed a coffee and digested what I just saw, I continued to think: OK, I'm logged in with my user and I have pretty massive rights to the system. Since I now knew all the passwords of my colleagues, I could just try it with a different account and see if that works out too.
I found a nice user "test" (guess the password), logged on to the service and tried the same query again. With the same result. You can guess how mad I was - I immediately changed my password to a pretty hard.
And it didn't even end there because obviously user "test" also had full write access to the system and was probably very happy when I made him admin before deleting him on his own credentials.
It never happened to me - I just sat there and didn't know if I should laugh or cry, I even had a small existential crisis because why the fuck do I put any effort in it when the people who are supposed to put a lot of effort in it don't give a shit?
It took them half a day to fix the security issues but now I have 0 trust in the company and the people working for it.
So why - if it only takes you half a day to do the job you are supposed (and requires by law) to do - would you just not do it? Because I was already mildly annoyed of your 2+ months delay at the initial setup (and had to break my own promises to my boss)?
By sharing this story, I want to encourage everyone to have a little thought on the consequences that bad software can have on your company, your customers and your fellow devs who have to use your services.
I'm not a security guy but I guess every developer should have a basic understanding of security, especially in a GDPR area.2 -
I once made an oopsie in an API for a logistics provider (one of the biggest in Germany...).
To understand the oopsie...
Based on input data a string must be created containing several hex / string / formatted values.
Think of ...
$return .= sprintf("%02X", ...)
I think there were around 15 to 20 lines, although more complicated.
The bug happened because I had a brainfart.
What was previously one line with... Many many many many variables, I had to split into multiple lines since internal stuff changed and it was impossible to change this oneliner of hell with >50 formatting codes.
Of course we didn't test everything.
XD
What we didn't test was - funnily enough - wether the casting was correct in all cases.
I misplaced a formatting code.
And we had a major brainfart because we tested integer, but not double / float values....
We sent for a long time packages much cheaper than allowed (took thw logistics provider nearly 3-4 months to realize this :) ).
Spot the difference:
@highlight
print sprintf("%01.2s", $money).PHP_EOL;
print sprintf("%01.2f", $money).PHP_EOL;1 -
!rant but wondering,
I'm doing Instrumented test for my android app, and wrote that code to check if the fragment loads data and click on first item and check if all is working as expected, am I doing it right?
Any help would be great :)
Warning: LIGHT theme ahead, room brightness is higher than my screen and I can't see shit in dark theme :\10 -
the web developer equivalent of waiting for code to compile is waiting for your local test DB to be populated with recent data from the production DB2
-
TLDR;
How much do you earn for your skill set in your country vs your cost of living?
BONUS;
See how much I & others earn.
Recently I became aware of just how massive the gap in developers earnings are between countries. I'd love to calculate a fixed score for income vs cost of living.
I know this stuff is sensitive to some so if you prefer just post your score (avg income p/m after tax / cost of living).
I'm not shy so I'll go first:
MY RATES
Normal Rate (Long term): $23
Consulting / Short term: $30-$74
Pen Test: $1500 once off.
Pen Test Fixes: consulting rate.
Simple work/websites: min $400+
Family & Friends: Dev friends are usually free (when mutually beneficial). Family and others can fuck off, even if they can pay (I pass their info to dev friends with fair warning).
GENERAL INFO
Experience: 9 years
Country: South Africa
Developer rareness in country: Very Rare (+-90 job openings per job seeker).
Middle class wage in country: $1550 p/m (can afford a new car, decent apartment & some luxuries like beer/eating out).
Employment type: Permanent though I can and do freelance occasionally.
Client Locality: Mostly local.
Developer Type: Web Developer (True web dev - I do anything web related from custom HTTP servers to sockets, services, advanced browser api's, apps & more).
STACKS / SKILLSETS
I'M PROFICIENT IN:
python, JavaScript, ASP classic, bash, php, html, css, sql, msql, elastic search, REST, SOAP, DOM, IIS, apache
I DABBLE WITH:
ASP.net, C++, ruby, GO, nginx, tesseract
MY SPECIALTIES:
application architecture, automation, integrations, db's, real time data, advanced browser apps/extensions (webRTC, canvas etc).
SUMMARY
Avg income p/m after tax: $2250
Cost of living (car+rent+food): $1200
Score: 1.85
*Note: For integrity when calculating my cost of living I excluded debt repayments and only kept my necessities which are transport, food & shelter.
I really hope you guy's post your results, it would be great to get an idea of which is really the worst / best country to be a developer in.20 -
You may know I love to hate tests. Well not the tests actually, what I hate is the TDD culture.
DBMS schema in my app dictates a key can either have a value, or be omitted - it can't be null, and all queries are written with that in mind (also they're checked compile-time against schema). But tester failed to mock schema validation, inserted a bunch of null keys with mock data, actually wrote assertions to check those keys are null (even though they never should be), and wanted me to add "or null" to my "exists" queries.
No, we don't need more tests, and you're not smart with your "edge cases" argument. DBMS and compiler ensure those null values can never exists in our DB, and they're already well tested by their developers. We need you to stop relying on TDD so much you forget about the practical purpose of the code, and to occasionally break from the whole theoretical independent tests to make sure your testing actually aligns with third-party services some code uses.
And no, we don't need more tests to test your mocks, and tests to test those test, and yo dawg, I heard ...5 -
Product Management thought of automating an entire legacy product so they funded undisclosed amount to program management who in turn hired >20 contract devs managed by architects and dev managers with zero functional or technical knowledge of product and who in turn went ahead automating the product in selenium, end result of which was an useless automation framework with lot of browser specific dependencies and whuch could run only on one setup environment and migrating test cases to another environment and running is almost impossible and tyrannical to configure. The automation test cases are highly disorganized with all generic setup, DB configurations and business case test data mixed up in same config files and which need to be rewriten every time ported from one environment to other.To add misery to my woes as a dev working in that product I was told to utilize that framework and enhance the quality of my code by writing inline automation Cases for the same. I am left speechless thoughtless and emotionless after that decision.2
-
Fuck...
I'm not getting that job then.
So I just had one of those interview coding tests on hacker rank and screwed it up big time.
I'm a C# guy and it was a Java position. I worked with Java, like 10 years ago, and they're pretty similar so I brushed up over the last week when I had free time.
Absolutely blew it. It's not like it was hard, I just got into one question (of 6) and it ate up all of my time. The task was simple, make a JSON call, read the data, check if you need more calls, pull out a data field from all the concatenated results and return it in a sorted list. ONE HOUR it took me. A combination of not knowing the API well enough, simple syntax errors and relatively slow compilation.
Godammit.
The next question was implement an Object hierarchy but since I'd run out of time, all I got was the class declarations before the timer ran out.
fuck, fuck, fuck.
I guess the test did it's job and weeded out someone who can't contribute to the team...6 -
Work on a product to categorize text… previous guy implemented an NLP solution that took 20 per body of text (500 words or so) in a $400/mo AWS instance, was about 80% accurate and needed “more data for training” 🤦♂️
I thought (and still think) that for some use cases AI is straight up snake oil. Decided instead to make an implementation with a word list and a bunch of if statements in Go… no performance considerations, loops within loops reading every single word… I just wanted to see if it worked and maybe later I could write it more optimized in Rust or something…
first time I ran it it took so little that I thought it had a bug… threw more of the test data we had for the NLP, 94% accuracy, 50 flipping milliseconds per body of text in a $5/mo AWS instance!!!
Now, that felt good!!
(The other guy… errr… left, that code is still the core of product of the company I built it for, I got bored and moved to another company :)3 -
Me: *asks for sample data for all tables to test database transactions*
Team member: *gives over 45000 records only for city*
🤔 😐 -
A couple of years ago I was working on a fairly large system with a complex (by necessity) access control architecture.
As is usually the case with those projects, it's awkward for developers to repro bugs that have to do with a user's accesses in production when we are not allowed to replicate production data in test, let alone locally.
We had a bug where I ended up making myself a new row in the production database for a thing I could have access to without affecting real data to repro it safely. I identified the bug so I could repro it in dev/test and removed the row and ensured everything worked normally, whew scary.
Have you ever walked into the office one day, and everyone is hunched over in a semicircle around one person's workstation, before one turns around to look at you and says - after a pause - "... ltlian?.."
Turns out I had basically "poisoned the well" with my dummy entity in a way where production now threw 500 for everyone BUT me who had transitive access to this post-non-entity. Due to the scope of the system, it had taken about a day for this to gradually propagate in terms of caching and eventual consistencies; new entities coming in was expected, but not that they disappear.
Luckily I had a decent track record for this to be a one-off. I sometimes think about how I would explain testing in prod and making it faceplant before going home for the day, other than "I assumed it would be fine". I would fire me.3 -
I made a bash script for my website that anonymises the visitor IPs in the Awstats logs by replacing the last octet with 0. It can either process all logfiles except the one of the current month, or only the one of the previous month. The latter mode is how I put it in a cron job to be called on the first day of each month.
Everything worked flawlessly with test data, but on the server, some visitor IPs were not anonymised. I noticed that all of them were from the last day of the previous month. Looking at the time stamp of the logfile, it was indeed from the first of the current month, but not from 00:21 where my cron job runs - instead, it was modified around 14:30.
Then I realised that the Awstats engine seems to be configured to batch add the log entries once per day at 14:30 so that when my cron job ran, the visitor data from between 14:30 and 00:00 were not yet in the file!
Solution: batch process all previous logfiles once to clean them up, and schedule the cron job on the 2nd of each month at 00:21.2 -
New twist on an old favorite.
Background:
- TeamA provides a service internal to the company.
- That service is made accessible to a cloud environment, also has a requirement to be made available to machines on the local network so you can develop against it.
- Company is too cheap/stupid to get a s2s vpn to their cloud provider.
- Company also only hosts production in the cloud, so all other dev is done locally, or on production non-similar infra, local dev is podman.
- They accomplish service connectivity by use of an inordinately complicated edge gateway/router/firewall/message translator/ouija board/julienne fry maker, also controlled by said service team.
Scenario:
Me: "Hey, we're cool with signing requests using an x509 cert. That said, doing so requires different code than connecting to an unsecured endpoint. Please make this service accessible to developer machines and lower environments on the internal network so we can, you know, develop."
TeamA: "The service should be accessible to [cloud ip range]"
Me: "Yes, that's a production range. We need to be able to test the signing code without testing in production"
TeamA: "Can you mock the data?"
Me: "The code we are testing is relating to auth, not business logic"
TeamA: "What are you trying to do?"
Me: "We are trying to test the code that uses the x509 you provide to connect to the service"
TeamA: "Can you deploy to the cloud"
Me: "Again, no, the cloud is only production per policy, all lower environments are in the local data center"
TeamA: "can you try connecting to the gateway?"
Me: "Yes, we have, it's not accessible, it only has public DNS, and only allows [cloud ip range]"
TeamA: "it work when we try it"
Me: "Can you please supply repro steps so we can adjust our process"
TeamA: "Yes, log into the gateway and try issuing the call from there"
Me: (╯°□°)╯︵ ┻━┻
tl;dr: Works on my server -
Boss: so we've got to call an app to verify data in this project. But I've got no more info and I'm on holiday next week. Please contact GuyA next week.
Me: ok I guess?
*writes email to GuyA*
GuyB: GuyA is on holiday please hold the line
*1 week later*
GuyA: we need more time it's not ready yet
*2 weeks later?
Me: so?
GuyA: yeah it's ready here's the wsdl etc your client already has the password
*1 week later*
Me: yeah so I got the data but the api says my auth isn't working
GuyB: yeah your user isn't activated on the test system. I'm gonna forward that and come back at you
*1 week later*
GuyA: so we're going live in about 2 weeks hows testing going?
Me: well I'm still waiting for the response and activation
*suddenly it works*
Me: yeah so auth is working but i can't find any data. Is there any special test data?
GuyA: oh no there is NO test data on the test system. You need to wait for GuyB but he us not here today...
Me: are you fking kidding Me?????
... no response since then and it's been days.... -
Worst architecture I've seen?
The worst (working here) follow the academic pattern of trying to be perfect when the only measure of 'perfect' should be the user saying "Thank you" or one that no one knows about (the 'it just works' architectural pattern).
A senior developer with a masters degree in software engineering developed a class/object architecture for representing an Invoice in our system. Took almost 3 months to come up with ..
- Contained over 50 interfaces (IInvoice, IOrder, IProduct, etc. mostly just data bags)
- Abstract classes that implemented the interfaces
- Concrete classes that injected behavior via the abstract classes (constructors, Copy methods, converter functions, etc)
- Various data access (SQL server/WCF services) factories
During code reviews I kept saying this design was too complex and too brittle for the changes everyone knew were coming. The web team that would ultimately be using the framework had, at best, vague requirements. Because he had a masters degree, he knew best.
He was proud of nearly perfect academic design (almost 100% test code coverage, very nice class diagrams, lines and boxes, auto-generated documentation, etc), until the DBAs changed table relationships (1:1 turned into 1:M and M:M), field names, etc, and users changed business requirements (ex. concept of an invoice fee changed the total amount due calculation, which broke nearly everything).
That change caused a ripple affect that resulted in a major delay in the web site feature release.
By the time the developer fixed all the issues, the web team wrote their framework and hit the database directly (Dapper+simple DTOs) and his library was never used.1 -
It works locally, it works in Dev, it works in Test, but fails to deploy in UAT. Is it a data issue? I don't know, I don't have permissions to see the UAT database. Literally all I know is that this API is returning 500 instead of what it's supposed to return, but only sometimes.
Guess I'll sit here all day and try to solve the problem telepathically as there is literally no way of troubleshooting other than scrolling through the code and hoping that a cartoon lightbulb appears above my head.2 -
Question: is it common for test guys to ask you for data that requires you to explicitly break your software? I mean literally remove safety checks from the software to generate such data? Cuz our test guys seem hell bent on breaking our system, even if it means supplying data that is illegal.8
-
Pro tip: always make sure your methods return the correct variable.
I’m currently working with deep neural networks using tensorflow. I needed to generate some test data and wrote a program to create it. I had two text files which each consisted of approximately 5000 lines of text.
I wrote a method that should sort out some words, and make my final data shorter. When I executed the program first time on our server, it spent about 25 minutes, then crashed due to MemoryError (which in Python means that the server didn’t have enough ram). That seemed quite weird since I only had about 10k lines of text, and I even sorted out a bunch of it, and the server has 128gb ram, and nothing’s using it.
Apparently I returned the wrong variable. That meant that my program tried to save 750 quadrillion lines of text rather than just a few thousand.
Always make sure to return the correct variables!1 -
A C++ program that spawns as many threads as it can to open TLS 1.2 connections to a given server and send random data.
Needed this to test scalability of one of our services.7 -
// Stupid JSON
// Tale of back-end ember api from hell
// Background: I'm an android dev attempting to integrate // with an emberjs / rails back-end
slack conversation:
me 3:51pm: @backend-dev: Is there something of in the documentation for the update call on model x? I formed the payload per the docs like so
{
"valueA": true,
"valueB": false
}
and the call returns success 200 but the data isn't being updated when fetching again.
----------------------------------------------------------------------------------------
backend-dev 4:00pm: the model doesn't look updated for the user are you sure you made the call?
----------------------------------------------------------------------------------------
me 4:01pm: Pretty sure here's my payload and a screen grab of the successful request in postman <screenshot attached>
----------------------------------------------------------------------------------------
backend-dev 4:05pm: well i just created a new user on the website and it worked perfectly your code must be wrong
----------------------------------------------------------------------------------------
me 4:07pm: i can test some more to see if i get any different responses
----------------------------------------------------------------------------------------
backend-dev 4:15pm: ahhhhhh... I think it's expecting the string "true", not true
----------------------------------------------------------------------------------------
me 4:16: but the fetch call returns the json value as a boolean true/false
----------------------------------------------------------------------------------------
backend-dev 4:18pm: thats a feature, the flexible type system allows us to handle all sorts of data transformations. android must be limited and wonky.
----------------------------------------------------------------------------------------
me 4:19pm: java is a statically typed language....
// crickets for ten minutes
me 4:30pm: i'll just write a transform on the model when i send an update call to perform toString() on the boolean values
----------------------------------------------------------------------------------------
backend-dev 4:35: great! told you it wasn't my documentation!
// face palm forever4 -
So I started working at a large, multi billion dollar healthcare company here in the US, time for round 2,(previously I wasn't a dev or in IT at all). We have the shittiest codebase I have ever laid eyes on, and its all recent! It's like all these contractors only know the basics of programming(i'm talking intro to programming college level). You would think that they would start using test driven development by now, since every deployment they fix 1 thing and break 30 more. Then we have to wait 3 months for a new fix, and repeat the cycle, when the code is being used to process and pay healthcare claims.
Then some of my coworkers seem to have decided to treat me like I'm stupid, just because I can't understand a single fucking word what they're saying. I have hearing loss, and your mumbling and quiet tone on top of your think accent while you stop annunciated your words is quite fucking hard to understand. Now I know english isn't your first language and its difficult, I know, mine is Spanish. But for the love of god learn to speak the fuck up, and also learn to write actual SQL scripts and not be a fucking script kiddie you fucking amateur. The business is telling you your data is wrong because you're trying to find data that exists is complex and your simple select * from table where you='amateur with "10years" experience in SQL' ain't going to fucking cut it. Learn to solve problems and think analytically instead of copy fucking pasta. -
So, we (I'm the backend guy and work with a UI dev) are building this product portfolio management tool for our client and they have a set of 250 users. The team has two point of contacts for the 250 users who maintain the master data, help users with data quality, tool guidance, reporting and other stuff. So one day one of these two support users come to me and say : Hey I'm not able to add new transactions coz a customer is missing.
We have the provision to create / maintain customers.
I check the production DB, application code, try creating the customer and then the transaction, everything works perfectly fine.
I ask the user for a screen sharing session, the user starts reproducing the error like this :
We have a 3 system landscape - Dev / Test and Prod
U : Logs into the test system url, creates the customer.
U : Points out the toast saying customer creation is successful.
U : opens a new tab, opens the production system, tries creating the transaction, searches for the customer and says " see !! cant find the customer here ! the master data management apps never work !! "
FML?. -
-----------Jr Dev Fucked by Sr Dev RANT------
Huge data set (300X) that looks like this :
( Primary_key, group_id,100more columns) .
Dataset to be split in records of X sized files such that all primary_key(s) of same group_id has to go in same file.
Sde2 with MS from Australia, 12 years of 'experience' generates an 'algo'. 70% Test case FAILED.
I write a bin packing algo with 100% test case pass, raises pull request to MASTER in < 1 day. Same sde2 does not approve, blocking same day release.
|-_-| What the fuck |-_-| Incompetent people getting 2x my salary with <.5x my work2 -
Started a new job as junior developer. One of my first task was to sent a simple notification on an event in out product. Write the code, test that it works, push to devops.
Code compiles, tests pass, it’s deployed to internal test env. Check that my notification works in the test env. No problem.
It’s deployed to the customers test environment. It works and customer accepts it for prod.
We release to prod and of course it fails. Seems to be a simple string.Format that fails for god knows why. After 3h of debugging on prod without success we decide to roll it back.
Today we decided to try it on a backup of the prod db since one of the strings was taken from the db. Still working. No matter what data I input when trying it locally it still wont reproduce the issue we saw on prod.
Fuck this6 -
https://devops.com/dear-staging-wer...
What the F#*@&$# %#@$!?!?!
This person has decided to skip using staging, because it doesn't correctly reflect prod!
If that's your problem, than why don't you try to fix it? Create a DB with fake data, make one based on anonymised customer data, or even do it on non-anonymised data (with permission of course), but fix the staging env so that it reflects prod!
This is a devops site (it's literally the name!), and instead of teaching you how to make staging exactly like prod, they tell you to do what caused the creation of the staging->prod system IN THE FIRST PLACE!!!
There's all these stuff like Vagrant that are literally designed to help you as a dev mimic prod, and you just throw it all out!?
"With feature flags, I can safely test in production without fear of breaking something or negatively affecting the customer experience."
Famous last words.12 -
Without using editor...
public class Test {
public static void main(String[ ] args) {
int value = 3, sum = 6 + --value;
int data = --value + ++value / sum++ * value++ + ++sum % value--;
System.out.println(data);
}
}
a) 1 b) 2
c) 0 c) 318 -
Thanks, AfterShip.com, for working flawlessly while the system I was building was in dev/test mode and for the first few days in live mode, then completely crapping the bed the first day I needed you to work with real tracking data with the live system. You were the ONE thing that was working consistently well, and you had to go and ruin it.4
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Ever have one of those moments where you're running a service you built to update about a decade worth of police records, realize about halfway through that you fucked the loop and you're copying data from the first record onto every other record, and then just really wish that you had checked things better in test before running this on the prod server?
I'm sure the only reason I'm still here is because the audit log contained the original values and I'm good at pulling data out of it.1 -
FUCK YOU TO GODDAMN MICROSERVICE ARCHITECTURE!
I just want to be able to extensively test stuff on my machine before shipping it instead of being able to test it only partially because shit depends of tons of stuff unavailable locally, get dozens of messages from teammates when unforseeable circumstances (bad data items on the shared noSQL DB created by other services which makes mine fail, cloud issues...) makes my service return 500 and then struggle in tracing the problem because there they're just too many layers of shit to manually inspect.
I can't wait to move towards iOS or desktop development.7 -
The ridiculous and shameful story of how simply "installing Windows" saved my hard drive from the garbage.
(Also update on https://devrant.com/rants/3105365/)
It started with my root partition turning read-only all of a sudden. Some quick search suggested that I should check the sanity of my hard drive, by running a SMART test, which failed of course. I backed up my data using ddrescue and ran a badblocks over the whole thing, which found around 800 unreadable blocks in a row. I was ready to bid farewell to my drive, but as a last resort, instead of the trash, I brought it to this place where they claimed they can repair the damaged hard drives by "surgery".
To my surprise, they returned my drive the next week, saying it is all well now, and charged me 1/8 the price of a new drive, with a refund guarantee if there was a problem in two days. There was a problem right there: I ran another SMART test which failed again, and also the faulty blocks were still unreadable! So I stormed the place and called for my refund, showing the failed SMART report. The only answer I would get from the staff was "Have you tried installing Windows?".
I usually try to be patient in such situations; I really don't like to declare publicly that "not everyone uses that stinky piece of rotten software you call an OS", but their suggestion seemed totally irrelevant! I got all types of IO errors all over the damn thing and they told me to install Windows. Why? Because this was the only test they would rely on. At last I managed to meet the "technician" there and showed him the IO errors: tried to read the bad sectors with dd and failed. He first mumbled somethings like "Have you checked the connector?" or "Are these the same blocks?", but after he ran out of bullshit, he said "Why don't you just install Windows first and see if that helps?" and I was ready to explode in his face!
"You test drives by installing Windows, just because it will make a nasty NTFS partition and probably does an fsck? If you shut your mouth for a sec and open your eyes you'll see this is a shit load of IO errors we got here: You can't install Windows, you can't even make an NTFS here, because it will try to zero-the-fuck-out the damn partition and it will face the same fucking IO error that I'm showing you right now in almost one single fucking system call!"
"I don't know this kind of test you are using. We have our own tests and they've passed successfully. So all I can do is to give you a Windows CD if you want."
"I don't need a Windows CD. I will just try to make an NTFS partition on the error spot and I will fail."
"Ok. Then call me when your done."
I was angry, not only because I felt they're just trying to avoid a refund, but also because I knew I've lost my drive. But just with hope that I could get my money back, I made a small partition over the error spot and ran `mkfs.ntfs` on it. I was ready to show the failure to the guy, but I looked more precisely and saw that "the filesystem was created successfully!" I was sure something is nor write. I then successfully mounted the new partition, write over it and read it again. I even dd'ed the blocks again, and this time there was no IO error. All of a sudden everything was fine.
I didn't know what happened. Maybe it just needed a write, while I'd just tried to read from those blocks. But anyway, I didn't called the technician guy again. I just thanked one of the staff there and said that my problem was solved. I then ran a successful SMART test and then restored my backup. Ridiculous like that.
I'm still not sure if my drive will continue to live with no more problems. I also have no explanation for what happened. (I appreciate any help on this https://superuser.com/questions/...) But I really like to see the look on the poor guy's face when he finds out that trying to install Windows just saved my ass!11 -
- why did you enter test data text value with this <script> html? Don't do that. Use normal text
this is something I've never expected to hear from a php/react dev.... I'm truly disappointed. I really am.
On top of that he refused to follow my recommendations to google: "xss". Another teammate had to google for him and drop a link.
Just when I was about to like working with this guy.... :(5 -
!rant && isSorry = true
this aint StackOverFlow but I need a tiny help here, I'm receiving data result from an API that is formatted as x-www-form-urlencoded, do I add a valid url at the beginning and use URI parser in Android or is there some other solution for it?
Sample of the result I'm receiving:
repositoryId=TEST&response.gatewayCode=BASIC_VERIFICATION_SUCCESSFUL&result=SUCCESS&sourceOfFunds.provided.card.brand=MASTERCARD15 -
~learn react enough to make a full-stack web app
~learn Flutter
~get good enough at data structures and algorithms to pass a fucking coding skills test -
I knew I wasn't very good at SQL, but here is a proof.
Need to make a bulk recalculation action. Basiclly precalculate some values in a separate table to speed up acess.
1 day of work : Fully SQL solution with triggers.
Execute for test : 35 minuts !! for
Me : fuck that
Today : 7 lines c# solution (Took me less than 2 hours) . Same database, saame data set : 10 seconds execution.
Well, I guewss I'll never try again fully SQL solutions lol7 -
We've told our client they can test their brand new distribution modul with a new test account already 42 times (not exaggerating, I counted). At least half these, we've sent also the test login data which they could use.
Just now, a new issue message from them says distributors couldn't see some data, we should fix the problem. Well, they already can't see those, but client has logged in with their own account again for testing... -
There are a couple:
A system that updates user accounts to connect them into our wifi system by parsing thousands of processing files written in Clojure. The project was short lived and mainly experimental, It has complete test cases and the jar generated from it is still purring silently on the main application. It was used to replace an $85k vendor application that made no fucking sense. The code has not been touched in 2 years and the jar is still there. The dba mentioned the solution to the vendor, the vendor tried buying it from me, but being that it belongs to the institution nothing was touched, still, it got the VP's attention that I can make programs that would be bought for that level, it caught his attention even more when I showed him the codebase and he recognized a Lisp variant (he is old, and was back in the day a Fortran and Cobol developer)
A small Python categorical ML program that determines certain attributes of user generated data and effectively places them on the proper categories on the main DB. The program generates estimates of the users and the predictions have a 95% correctness rate. The DBA still needs to double check the generated results before doing the db updates. I don't remember how I coded it because I was mostly drunk when I experiment on the scenario. It also got the attention of the VP and director since the web tech manager was apparently doing crazy ML shit that they were not expecting me to do, it made them paranoid that I would eventually leave for a ML role somewhere, still here, but I want more moneys!!
A program that generates PDF documentation from user data, written in Go, Python and Perl (yes Perl) I even got shit from the lead developer since I used languages outside of their current scope of work. Dude had no option but to follow along with it :P since I am his boss
Many more. I am normally proud of my work code. But my biggest moment is my current ntural language processing unit that I am trying to code for my home, but I don't have enough power to build it with my computers, currently, my AI is too stupid, but sometimes it does reply back to my commands and does the things I ask it to do (simple things, opening a browser, search for a song etc) but 7 times out of ten it wont work :P -
I just migrated Test data into Production. If I start a new project, Murphy's law indicates that my phone will ring, and the migration will have been a total loss.
If I sit and do nothing, Murphy's corollary tells me the data migration will be a success?3 -
While smoke testing in production, I had to delete the sample entity I created to test the released feature, which is not a big deal
Until 20 minutes later, when I realized that I attached a couple of sub entities under it that contained actual live data1 -
Fuck Google! I'm trying to write a fucking parential app that I can install on my little sisters phone, because I won't download something that is meant to monitor activity on a child's phone when I am capable of writing one. Problem is, I test it on my phone which has Android 10, because I am not keen on testing with a slowpoke out of wood brick that the target phone is. Android 10 does not let you do a single shit that is needed for a parential software. You try to turn on airplane mode to prevent messages from arriving and such? Well.... nope, you can't. Okay... airplane mode is too drastic. Let's try turning off WiFi and Data. Fuck me, you can't do that either. I gave the app fucking system permissions and It laughs in my face when I try to access some simple shit like... WiFi state. Miserable. I wonder if it will let me mute the fucking volume on the phone. I guess It won't, because "You shouldn't set these things on a user's phone.". Well, fuck that. That's exactly what I need. That old brick does not have built in parental settings. Jesus.19
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We take over development of a live customer facing system and PM agrees date for our first code deployment with client CIO
Me: The dev and staging environments don't have any test data currently as the old agency screwed it up
PM: Well you better load some
Me: There isn't any... It'll take 10 days to copy prod db due to hosting provider SLAs, leaving 1 week for SIT, UAT and performance testing (assuming they don't screw up)
PM: Well the date is set, 1 week will be enough for testing2 -
So tired today and just realized spent all day on a wild goose chase..
Somehow the test results were wrong... It said the data was out of sync but checking the live data today... They're an exact match... -
I had the idea that part of the problem of NN and ML research is we all use the same standard loss and nonlinear functions. In theory most NN architectures are universal aproximators. But theres a big gap between symbolic and numeric computation.
But some of our bigger leaps in improvement weren't just from new architectures, but entire new approaches to how data is transformed, and how we calculate loss, for example KL divergence.
And it occured to me all we really need is training/test/validation data and with the right approach we can let the system discover the architecture (been done before), but also the nonlinear and loss functions itself, and see what pops out the other side as a result.
If a network can instrument its own code as it were, maybe it'd find new and useful nonlinear functions and losses. Networks wouldn't just specificy a conv layer here, or a maxpool there, but derive implementations of these all on their own.
More importantly with a little pruning, we could even use successful examples for bootstrapping smaller more efficient algorithms, all within the graph itself, and use genetic algorithms to mix and match nodes at training time to discover what works or doesn't, or do training, testing, and validation in batches, to anneal a network in the correct direction.
By generating variations of successful nodes and graphs, and using substitution, we can use comparison to minimize error (for some measure of error over accuracy and precision), and select the best graph variations, without strictly having to do much point mutation within any given node, minimizing deleterious effects, sort of like how gene expression leads to unexpected but fitness-improving results for an entire organism, while point-mutations typically cause disease.
It might seem like this wouldn't work out the gate, just on the basis of intuition, but I think the benefit of working through node substitutions or entire subgraph substitution, is that we can check test/validation loss before training is even complete.
If we train a network to specify a known loss, we can even have that evaluate the networks themselves, and run variations on our network loss node to find better losses during training time, and at some point let nodes refer to these same loss calculation graphs, within themselves, switching between them dynamically..via variation and substitution.
I could even invision probabilistic lists of jump addresses, or mappings of value ranges to jump addresses, or having await() style opcodes on some nodes that upon being encountered, queue-up ticks from upstream nodes whose calculations the await()ed node relies on, to do things like emergent convolution.
I've written all the classes and started on the interpreter itself, just a few things that need fleshed out now.
Heres my shitty little partial sketch of the opcodes and ideas.
https://pastebin.com/5yDTaApS
I think I'll teach it to do convolution, color recognition, maybe try mnist, or teach it step by step how to do sequence masking and prediction, dunno yet.6 -
The previous developer didn't write a freaking single test for a system that does a lot of calculations. Performance was shit so I got tasked with re-writing everything from DB queries to the actual calculation functions.
This has been the worst developer hell I've ever been. Without tests I cannot change anything without knowing if something breaks!!!
I gotta understand first the mess this guy left behind, then freaking write the tests that are missing and finally refactor the stuff. FML.
Btw, its Python and the guy didint even bother to do some basic type annotations so it's even worse. Function arguments are "data", "score", some are dicts, some are floats, some are lists.
Faaaaaaaaaaaaaack!!!!4 -
Me : Hey, can we add datas in the database so we can test every single possible situation with it ?
Worker : Nah, it's better that you don't touch it, lemme do it.
*Later*
Worker : Hey I've added data to test our code.
Me : *fetch data, see only three similar objects that fits in only a situation, I can't test the others" Thank you, that was really helpful.1 -
I'm so sick of "senior/lead" developers pretending they know how to write tests and ending up with these unmaintainable test suites, full of repetitions and incomprehensible assertions.
You should take some time to learn from your mistakes instead of just continuing to write the same shitty tests as usual!!!
Every time I arrive at a new team I spend weeks just trying to understand the test suites for what should be fairly SIMPLE applications!
UNIT TESTS SHOULD TEST UNITS OF CODE!
If your unit test tests seem to be repetitive, they are not unit tests. Repetition is expected in integration tests, but that is why those are usually DATA DRIVEN tests!!!14 -
Did you ever had to integrate a fucking "API" that is done via mail bodies?
Fuck this shit! Who need responses about success or failure?! Guess this will take a long time to test this fucking piece of garbage... We don't get a test system, we need to test this with the production system of the other company. I hope their retarded application crashes when receiving malicious mails.
Not speaking about security, I bet everyone can send a mail to their stupid mail address and modify their data 🙈
And inside of this crap mail you also have to send the name, street and email of their company. Why do you fucking need this information?!1 -
I’ve been bashing my head against a project for the past 8 weeks. The project creates a PDF pulling data from multiple APIs, scrapes and private DBs and plots charts using Plotly. We built it with Python, wkhtmltopdf and Celery+Redis. The input is an excel with a list of up to 5 influencers to analyse and compare. Runs on demand on a Linux machine and each report takes around 20 mins to generate. The project has no unittests so the only way I can check everything works is by running a bunch of different inputs. Even though you test 10 inputs (taking you more than a day), there is a high chance something goes wrong on the 11th input. I’m thinking that the only way to fix this mess is to go back to the drawing board and plan yet another refactoring to add unittests everywhere. What do you guys think?23
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I just had the most embarrassing moment in programming... I am writing an administration / client / invoice webapp and I was testing an export function that worked locally, because everything that was being exported was inside the folder.
So I exported the files in test production, but some invoices didn't exist. So when they don't exist, the system creates a new invoice.
Because I was running on the test production (with client data) the system emailed the created invoices to the clients.. now I have to contact some clients and tell them the invoices were sent accidentally.2 -
I am trying to "invent" secure client-side authentication where all data are stored in browser encrypted and only accessible with the correct password. My question is, what is your opinion about my idea. If you think it is not secure or there is possible backdoor, let me know.
// INPUT:
- test string (hidden, random, random length)
- password
- password again
// THEN:
- hash test string with sha-512
- encrypt test string with password
- save hash of test string
// AUTH:
- decrypt test string
- hash decrypted string with sha-512
- compare hashes
- create password hash sha-512 (and delete password from memory, so you cannot get it somehow - possible hole here because hash is reversible with brute force)
// DATA PROCESSING
- encrypt/decrypt with password hash as secret (AES-256)
Thanks!
EDIT: Maybe some salt for test string would be nice8 -
Just started a new job at a big co.
Expected to implement small new feature, no sweat about 30 LOC. Unfortunately no unit tests, no way to test without real data.
Spend 2 weeks trying to get it to run on the test rack. Lo and behold the entire testing system has been sitting broken for months and nobody knew. Why is all the documentation so vague!???5 -
Can someone relate to it? We have a very simple process:
1. Create a ticket 🎫
2. Specify the requirement 📑
3. Assign the ticket to a developer 👨🦰👩🦰
4. Optional: make a meeting with the developer and go throw the specification if it is a complex feature 🗓️
Under pressure it looks like this:
Someone tells you to implement the request as fast a possible, no written specification, in best case you get a brief email 📧 also the feature has to be available asap in production and they is only poorly tested...
Or they want to test in production because the data in test system is "missing" ⛔☢️☣️
It is so annoying that is so difficult to stick to such a simple process 😭 it really freaks me out 😒😫12 -
I am forced to work with a client's notoriously slow SOAP api. Slow in this case is 1.5-2s per request.
The api is structured rather... creatively... at the same time. So we have to bombard it with thousands of requests to build our data base with historical SOAP data. Also the data sometimes is a couple of hours late, giving a flat line (all values at 0) until retroactively fixing the output for the same requests.
So to fill one dev data base with a year's worth of historical data (nice to have when testing a dashboard application) we hammer the api with ~20k requests (~1 million if we want to be thorough).
Best thing about that: There is no staging/test api and the prod api seems not to handle lots of requests at the same time very well...
Latest thought: Maybe we could put a varnish cache in front of the SOAP for testing. Better have wrong data, than nothing at all and we don't kill the prod clients every time we ramp up a new instance.
Also that would dramatically decrease the 4.2 hours of data pumping to about 7 minutes after the first run. -
I hate the jitsi_meet package, so I decided to fix the bug myself instead of waiting for the code owner to fix it. I forked it and pulled requested the updates. All they have to do is review, test the updates and merge the code if there's no error.
And the fucking problem was wrong data type, old version of Kotlin was used, and was android embedding V1 instead of V2. Solved by a "little" adjustment of the code. I wonder do they test the code before publishing their packages?
For those who are stuck on the issue, you are welcome. Now you have the solution.
Refer: https://github.com/gunschu/...1 -
After I was woken up in the morning by my friend that had a meeting nearby.
We went for coffee and as part of usual Wednesday I also decided to go to cinema to see Dr Dollitle ( not verry funny ).
I felt relaxed as everyone fucked off from me since Monday.
I was so happy of doing nothing after the movie I decided to try to make both frontend and backend for new application screens in finite time.
I could have waited for frontend developer to be back from his vacation but since I can also do it I decided to do it myself.
I did frontend part first with mock data and after finishing it before 2 pm asked if client will have time to discuss it. He didn’t so we decided I try to add real data and publish it on test environment.
Well those are mock up screens anyway so I decided to eat and smoke to chill but also try to work anyway.
I just finished backend for those screens and switched test environment to new branch.
Looks like they’re working for biggest client customers.
Usually it takes about a week or two to describe frontend developer what client wants but let’s see if I still have some frontend UX empathy left and can speed up development by couple of days. -
asked to estimate size of ticket about adding test data, but no details about what test cases or what kind of data
welp6 -
Depends on the project.
If it is a full application I usually start with what information it will handle.
Then either sketch out some database or some pages depending on how much info I got and if I got any good examples.
The less info I have, the more I try to focus on use cases and workflow to try to figure out what data will be needed.
But for more niche projects, like supportive library, ex parsers, I either mock some test in linqpad or look for similar examples online to flesh out the idea.
But I tend to very quickly fill out the basic shape and try to get something that can be tested.
Then I can find if I need to rethink it. -
So I got the LSTM working in keras.
Working from a glorified tutorial.
Why the fuck do people let their github pages go down with no other backup?
Especially if its a link in your blog?
Why would you do that and not post the full script (instead of bits and pieces interspersed with *partial* explanations)?
In any case, its working and training on a test set and examples just to debug my own understanding of the process.
Once thats done I can generate some training data and try training on a small set. If that goes smoothly and the loss looks like it is heading in the right direction, then I'll setup the hardware for the private cloud and start writing the parallel computing component.2 -
v0.0005a (alpha)
- class support added to lua thanks to yonaba.
- rkUIs class created
- new panel class
- added drawing code for panel
- fixed bug where some sides of the UI's border were failing to drawing (line rendering quark)
v0.0014a (alpha) 11.30.2023 (~2 hours)
- successfully retrieving basic data from save folder, load text into lua from files
- added 'props' property to Entity class
- added a props table to control what gets serialized and what doesn't
- added a save() base method for instances (has to be overridden to be useful beyond the basics)
- moved the lume.serialize() call into the :save() method on the base entity class itself
- serialized and successfully saved an entities property table.
- fixed deserializion bugs involving wrong indexes (savedata[1] not savedata[2])
- moved deserialization from temp code, into line loading loop itself (assuming each item is on one line)
- deser'd test data, and init()'d new player Entity using the freshly-loaded data, and displayed the entity sprite
All in all not a bad session. Understanding filing handling and how to interact with the directory system was the biggest hurdle I was worried about for building my tools.
Next steps will be defining some basic UI elements (with overridable draw code), and then loading and initializing the UI from lua or json.
New projects can be set as subfolders folders in appdata, using 'Setidentity("appname/projectname") to keep things clean.
I'm not even dreading writing basic syntax highlighting!
Idea is to dogfood the whole process. UI is in-engine rendered just like you might see with godot, unity, or gamemaker, that way I have maximum flexibility to style it the way I want. I'm familiar enough with constructing from polygons, on top of stenciling, on top of nine-slicing, on top of existing tweening and special effects, that I can achieve exactly what I want.
Idea is to build a really well managed asset pipeline. Stencyl, as 'crappy' as it appeared, and 'for education' was a master class in how to do things the correct way, it was just horribly bloated while doing it.
Logical tilesets that you import, can rearrange through drag-n-drop, assign custom tile shapes to, physics materials, collisions groups, name, add tag data to, all in one editor? Yes please.
Every other 2D editor is basic-bitch, has you importing images, and at most generates different scales and does the slicing for you.
Code editor? Everything behavior was in a component, with custom fields. All your code goes into a list of events, which you can toggle on and off with a proper toggle button, so you can explicitly experiment, instead of commenting shit out (yes git is better, but we're talking solo amateurs here, they're not gonna be using git out the gate unless they already know what they're doing).
Components all have an image assignable to identify them, along with a description field, and they're arranged in a 2d grid for easy browsing, copying, modifying.
The physics shape editor, the animation editor, the map editor, all of it was so bare bones and yet had things others didn't.
I want that, except without the historic ties to flash, without the overhead of java, and with sexier fucking in-engine rendering of the UI and support for modding and in-engine custom tools.
Not really doing it for anyone except myself, and doubt I'll get very far, but since I dropped looking for easy solutions, I've just been powering through all the areas I don't understand and doing the work.
I rediscovered my love of programming after 3-4 years of learning to hate it, and things are looking up.2 -
I have a few projects on the go at work at the moment which could be successful, but only time will tell:
1. We have a requirement to monitor or SQL servers for any long running queries (anything that runs longer than 3 minutes). Company didn’t want to pay for enterprise grade solution so as the only SQL Developer I created a small system that involves a database, 2 tables a stored procedure and scheduled job. It goes off every 10 minutes queries some system tables etc and write the results to the tables. Still waiting for it to be deployed to one of the test servers. I have plans for a web front end in the future.
2. My company currently use source safe for version control. They’ve lost the admin password so only 1 person can log in. I’m running he project to plan the migration to GitLab. It’s getting close to completion and soon someone is going to be tasked with creating 100s or projects etc.
3. We use an ERP system which is huge with thousands of tables, but no FKs or anything like that. The current data dictionary is a spreadsheet, as a side project I’m creating a web app so that this information is easily available and searchable.
All 3 projects have the potential to be successful, for my team at least, but stuck waiting for other people to do their stuff first. -
Was struggling with a NullPointerException that apeared on a test machine of a standalone spring boot app I'm developing...
5 hours latter I found the reason by accident....
The default session timeout was too low...
Increased that bitch to 10 hours and don't rely on session anymore to pass data... -
Is There any good open source test automation frameworks testers can use to verify database insertions, such as message transactions? Everyday I get questions from testers to verify data and it's so tedious looking at MySQL tables to see if there data is present.4
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And here I am again, reading test cases that basically boil down to:
$testCase->foo = "bar";
$this->assertEquals($testCase, "bar");
$testCase2->foo = null;
$this->assertNull($testCase2->foo);
Why would anyone feel the need to write these kind of tests? They don't do anything. If I set up my mock a certain way, of course I will have that data, esp. if the unit under test only applies the data AS IS. (Funily enough through another component that already has the relevant dummy tests in place making these tests extra redundant and obsolete.)
You would think that one test case with dummy data suffices, yet no, there are like 30 examples that lie to you about apparent business logic cases, yet in the end the way you set up the mock decides what you will or won't get.
What's the point?6 -
i fucking hate react and don't understand react
Is it cleaner to have useContext to pipe in override test data for storybook and write an outer context for that code only? Real production code can ignore and not set this.
Can child component onHover update parent's stateful variable to unpause the urql/graphql datafetch in parent data wrapper component. Parent pipes queried data to child component to properly display on hover that kicked process off.14 -
I currently work on a legacy system for a company. The system is really old - and although I was hired as a programmer, my job is pretty much glorified data entry. To summarise, I get a bunch of requirements, which is literally just lots of data for each month on spreadsheets and I have to configure the system to make it work, which is basically just writing a whole bunch of SQL scripts.
It’s not quite as simple as that, because whoever wrote the system originally really wrote it backwards, and in fact, the analysts who create the spreadsheets actually spend a fair bit of time verifying my work because the process is so tedious that it’s easy to make a mistake.
As you can guess, it is pretty much the most boring job ever. However, it’s a full time job with decent pay, and I work remotely so I can stay home with my son.
So I’ve been doing it for about 18 months and in that time, I’ve basically figured out all the traps to the point where I’ve actually written a program which for the past 6 months has been just doing the whole thing for me. So what used to take the last guy like a month, now takes maybe 10 minutes to clean the spreadsheet and run it through the program.
Now the problem is, do I tell them? If I tell them, they will probably just take the program and get rid of me. This isn’t like a company with tons of IT work - they have a legacy system where they keep all their customer data since forever, and they just need someone to maintain it. At the same time, it doesn’t feel like I’m doing the right thing. I mean, right now, once I get the specs, I run it through my program - then every week or so, I tell them I’ve completed some part of it and get them to test it. I even insert a few bugs here and there to make it look like it’s been generated by a human.
There might be amendments to the spec and corresponding though email etc, but overall, I spend probably 1-2 hours per week on my job for which I am getting a full time wage.
I really enjoy the free time but would it be unethical to continue with this arrangement without mentioning anything? It’s not like I’m cheating the company. The company has never indicated they’re dissatisfied with my performance and in fact, are getting exactly what they want from employing me.5 -
A few years ago a client who sold printer ink on eBay and Amazon wanted to branch out to another store, so I grudgingly began to implement the new API, I followed all the API docs but no matter what, I couldn’t get it to work, eventually I contacted their support and was told it should work. Turns out the test API was faulty and that they had no interest in fixing it instead suggested we tried test data on their live account. I refused and for once the PM agreed with me and went back to the client saying the problem was the retailer.
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Helping out a team, I was documenting some code/processes when I came across several classes that was logging a lot of, IMO, 'junk' that was unnecessary (and I knew wasn't being used in any Splunk alerts/reports)
I offer a refactoring suggestion, simplifying the data being logged, moving the duplicate code to a central location, maybe saving 10~20 lines of code. Didn't think it was a big deal because they were already actively working on the code and it was all new code (nothing deployed to production yet). Sent the suggestion to the lead developer and he responds:
Dev: "Yes, the changes looks fine, but not in scope of the project. Any out of scope work will need to be suggested at the end of the project, reviewed by the team, the project manager and approved by the vice president."
"Out of scope"? Logging data to Splunk needs a vice president's approval? WTF?
YOU PROBABLY HAVE THE PROJECT OPEN IN VISUAL STUDIO RIGHT NOW!!!
Along with the documentation the lead dev said they didn't have time to do, I send his boss and the dev team my suggested changes (before-after screen shots of the code) and offered to do the 2 minutes worth of work (again, this was new code, nothing in production and zero side affects to anything).
I even offered to create the splunk reporting/alerting against the data being logged (another item they said they would not have time to do)
About a minute later the lead dev responds..
Dev: "Those changes look good. I'll have Jake make those changes and we can test the logging when we deploy to dev on Monday. Thanks!"
Of course you will...fracking ass hat.
I'll bet my Battlestar Galactica DVD box set he was going to make the changes himself, brag to his boss how he refactored the code, saving X lines of code..blah blah blah to help *me* with documenting the logging portion. -
A customer asks for a change request or a bug fix and it results in creating a ticket for that.
It's the process and how it works in most places but after you finish with the task and fix the same customer who provided you with the requirements will request that you share the steps on how to test the fix or the feature.
I'm not speaking about the data preparation or required configuration. I mean a step-by-step instruction on how the tester/QA will test it.
It's driving me mad!! So a way to counterplay this stupid requests, I provide the happy path and what to expect. And in case, they stumbled on a bug later in production, I can easily say "It was approved by your testing team and that's a new requirement ;)"2 -
I have a piece of software pulling data from a database. I have been having a problem storing time values correctly, so I am running some tests with the customer. He has some data for Sunday and he says "Oh chick fil a should be empty!" Idk why I think it's funny but we are guaranteed test data because of the Bible.
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!dev?
Colleges now require proof of vaccination but admins are worried about the spread of fake vaccine cards
https://apnews.com/article/...
My mindblowing solution: require students to submit a covid antibody test result instead.
You can't spoof the lab test result number and it can be easily verified by calling the lab...
Can even create a site for that...
isTestValid.com
Worried about privacy... Have labs upload a hash of the data...
And user submit their hash...
Clearly nobody asked a dev for they're input... again3 -
What tools/pluggins do you recommend for:
VSCode
Data management.
Test code
Organization and collaboration
APIs
Debugging
And other tools you like to use the most? ✌🏻☺️2 -
I work on an webapp that should manage a huge ton of data, and some page needs to display a big part of them.
On this page, we had some checkboxes lists to display, so even more data. One of them wasn't behaving correctly tho, so we ask the support was could be the problem.
Answer : It might have too much data to display.
No shit Sherlock.
Answer : Please provide us a lighter version of it.
Ok, I'm gonna do a lighter version with a very few data so you can test a situation we will never encounter. Thanks ! -
Lost my temper at one of our volunteer moderators the other day. We had to do a test using live data, our sysadmin warned him, but not far enough in advance and not really by the right channels. So that was on us. sorry not sorry. But so then he didn't believe us. He must be a geek too cuz he responded with some stupid math problem for me to solve, as if that would prove we work here and aren't hackers or scammers. I replied "how about if i just kick you out of your own group and delete your account, would that convince you?" And so I did. Asshole. Of course I had to apologize later and get a lecture from the boss, but it was kinda worth it.1
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Rant/Question
So I had this friend who has his own company, hosting is part of their business. He gave me a VM to host some websites, test stuff and whatnot. Free. I have quite some important stuff on there (personal, and a few demo sites for clients). No backups of my own, because they do nightly tape backups, and RAID accross physically seperated datacenters. Today, he just shut down my VM - for personal reasons (really personal, nothing to do with his company whatsoever, he hates me lately for something I can't influence). He doesn't say weather or when Ill get the data, and gave me no time to pull it. Can/should I go to the police? I just want my data back, but I don't know if I can do anything as it was free (no contract).
Switzerland, btw.5 -
As my first dev job, I took over role of solo programmer maintaining all kinds of custom-made software used by local ISP. It was about 10 years ago.
My first question was where can I find test environment and repo. Apparently there was none and I should learn and develop on production.
My sin was to quickly give up on setting up both test and repo.
My second sin was to continue using the same copy&paste PHTML with register_globals enabled, building over it without attempting to refactor it with templates. I did not use globals in any new code at least.
And I suppose my third sin was that I was playing games when I was done with my tasks. I could have used that time to refactor a bit.
But I think in the end I was absolved from them since I was the only one suffering from this. I stayed with company until it got sold and helped migrate data over (along with myself). -
Web Devs of Devrant, i have a question for you!
How to you efficiently test a website speed?
Sure i know about googles page insight, GTmatrix and all the other "free" testing tools.
But im more interested in a tool i can make run multiple times, and then get a avg (or at least some kind op spreadsheet) showing the time it taken to load - and the different parts.
Say i want a test to run 1 time every 5 min, 20 times - then get data for all those. Any tools that can make such data available to me?
Or should i look at some other tools?3 -
How do you test unreachable code or part that is considered an edge case?
For example I catch exceptions in case IO failed and data was not written on database, but that only happens if hardware failure, or no disk space left, how do I mimic that?
I also have unreachable code for example, in one layer I fetch data (lets call it function x) and always return success result unless item not found I throw KeyNotFound exception. But in the calling function I handle the case of Status == Failed
Just in-case in the future I change function x and start returning failed status, so my logic already written but never reachable14 -
Pulled my hair out over one today (and a week ago when I first saw the issue)
Setting up development environment. Created test user and test database and used mysqldump to copy data over.
MySQL was executing a function as the wrong user. Checked my config files, checked my config reader, checked my database connection, checked checked checked. Checked everything twice, I felt like Santa.
Changed the password in the config file to make sure it was logging in right. It threw an error still but not one I had expected so I figured the login still worked (My bias was that I thought the config file was not working or the mysql library was caching authentication. Both were wrong but this blinded my debugging. Foolish, I have forgotten my training)
Logged into the database directly via client. *didn't bother executing the function because I was only testing auth*
Think
Think
Think
Search entire project for database username. It's gotta be hard coded by accident SOMEWHERE.
It's not.
Why
Why
Why
Wait.
-- Flashback to how the test db was created -- What's actually in this damn script?
DEFINER `production_user` CREATE PROCEDURE `old_db`.`procedure_name`
Two issues: definer is old user (this is the error I was seeing) and its creating the procedure on the old db (this would be the next error I would have found if I kept going)
Fuck mysqldump. Install mysqldbcopy. Works
Put hair back in head. -
Mini witch hunt going on with broken builds last couple of weeks. Change satellite assembly/project A, breaks random unit test that hasn’t been changed for months and the TFS nazi sends out emails demanding the “broken” projects be fixed. Doesn’t matter the unit/integration tests are likely out dated and team responsible for the tests needs to fix it.
Yesterday I deleted some logging code out of a security assembly, broke an integration test that hasn’t needed to be ran since January (test database didn’t exist anymore).
I would have had to re-create the database, re-import the test data (not trivial), re-deploy a service using the test database…blah. All because I removed some logging code.
I deleted the gated check-in TFS build definition. Code check in … no sirens …whew! I win! -
This week the QA is on vacation, so we, the developers, are testing our own code (I test my partner's code and he tests mine).
For those who are QA, I have a question: If our boss omitted something on the description of how the code has to be made, for example, filtering data from database, and one of those filters are needed but the boss forgot to tell us and, at the time of making the tests, the QA and de dev team notice this... the change that has to be made should be marked as a bug? or how would you mark it?1 -
I am really having a hard time keeping an "open" mindset with my team...
So when I email you, the junior at your first job and an almost 6 months work experience, with a set of instructions, I do not want inline comments and feedback to the tune of "Yes, I agree. I think we should go ahead" or debates on why, in your opinion.. xyz, because you tested it yourself..
WHERE THE FUCK DID YOU SETUP AND TEST BILLIONS OF ROWS OF DATA ON YOUR MANY MANY MULTI BOX CLUSTER? You live in a data center? Oh, and say "Serverless" one more fucking time....
And so begins the painful process of performance managing you out the door. (You cant fire anybody in South Africa for being a prick. Or useless.)
I am sure there once was a time where you could beat guys like this to within an inch of his life with his own keyboard. If it wasn't wireless I could have strangled him with the cord. Ah, I miss model M's....9 -
A wonder happened and I accidentally understood the whole thing about pointers.
Thankfully before the test on Saturday.
Here I come Dynamic Data Structures!5 -
My work product: Or why I learned to get twitchy around Java...
I maintain a Java based test system, that tests a raster image processor. The client is a Java swing project that contains CORBA bindings to the internal API of the raster image processor. It also has custom written UI elements and duplicated functionality that became available in later versions of Java, but because some of the third party tools we use don't work with later versions of Java for some reason, it's not possible to upgrade Java to gain things as simple as recursive directory deletion, yes the version of Java we have to use does not support something as simple as that and custom code had to be written to support it.
Because of the requirement to build the API bindings along with the client the whole application must be built with the raster image processor build chain, which is a heavily customised jam build system. So an ant task calls out to execute a jam task and jam does about 90% of the heavy lifting.
In addition to the Java code there's code for interpreting PostScript files, as these can be used to alter the behaviour of the raster image processor during testing.
As if that weren't enough, there's a beanshell interface to allow users to script the test system, but none of the users know Java well enough to feel confident writing interpreted Java scripts (and that's too close to JavaScript for my comfort). I once tried swapping this out for the Rhino JavaScript interpreter and got all the verbal support in the world but no developer time to design an API that'd work for all the departments.
The server isn't much better though. It's a tomcat based application that was written by someone who had never built a tomcat application before, or any web application for that matter and uses raw SQL strings instead of an orm, it doesn't use MVC in any way, and insane amount of functionality is dumped into the jsp files.
It too interacts with a raster image processor to create difference masks of the output, running PostScript as needed. It spawns off multiple threads and can spend days processing hundreds of gigabytes of image output (depending on the size of the tests).
We're stuck on Tomcat seven because we can't upgrade beyond Java 6, which brings a whole manner of security issues, but that eager little Java updated will break the tool chain if it gets its way.
Between these two components we have the Java RMI server (sometimes) working to help generate image data on the client side before all images are pulled across a UNC network path onto the server that processes test jobs (in PDF format), by reading into the xref table of said PDF, finding the embedded image data (for our server consumed test files are just flate encoded TIFF files wrapped around just enough PDF to make them valid) and uses a tool to create a difference mask of two images.
This tool is very error prone, it can't difference images of different sizes, colour spaces, orientations or pixel depths, but it's the best we have.
The tool is installed in both the client and server if the client can generate images it'll query from the server which ones it needs to and if it can't the server will use the tool itself.
Our shells have custom profiles for linking to a whole manner of third party tools and libraries, including a link to visual studio 2005 (more indirectly related build dependencies), the whole profile has to ensure that absolutely no operating system pollution gets into the shell, most of our apps are installed in our home directories and we have to ensure our paths are correct for every single application we add.
And... Fucking and!
Most of the tools are stored as source bundles in a version control system... Not got or mercurial, not perforce or svn, not even CVS... They use a custom built version control system that is built on top of RCS, it keeps a central database of locked files (using soft and hard locks along with write protecting the files in the file system) to ensure users can't get merge conflicts by preventing other users from writing to the files at all.
Branching is heavy weight and can take the best part of a day to create a new branch and populate the history.
Gathering the tools alone to build the Dev environment to build my project takes the best part of a week.
What should be a joy come hardware refresh year becomes a curse ("Well fuck, now I loose a week spending it setting up the Dev environment on ANOTHER machine").
Needless to say, I enjoy NOT working with Java. A lot of this isn't Javas fault, but there's a lot of things that Java (specifically the Java 6 version we're stuck on) does not make easy.
This is why I prefer to build my web apps in python or node, hell, I'd even take Lua... Just... Compiling web pages into executable Java classes, why? I mean I understand the implementation of how this happens, but why did my predecessor have to choose this? Why?2 -
Not a productive day. I wanted to restore part of database from test server but downloading data using reat api was getting timeouts.
I made simple app that dumps data and I launched process in screen and started watching Dragon ball
I like those old first series with young Songo looking for his grandpa.
After about 2 hours and partial backup still not finished I started to cut crap data from backup script will finish it tomorrow.
Looks like my ux is still ok and views got almost all approved.
Need to fix some shit on backend but I need those backups to work for more complicated customers.
Luckily frontend developer is back so he will handle visual parts.
Maybe we will release new features on the beginning of February.3 -
Now i am given a task to refactor some piece of Predicate code and then update the unit test so it can be compatible and work with new data
WHAT. Is the Fucking point of unit tests if you have to modify them to adapt to new code anyways???
Unit tests exist just so u can stroke ur sausage??? Just so u can give ur ego an orgasm to tell others "hey look at me how good code i wrote that even unit tests are passing!" ???
I always found unit tests sketchy. almost as if its useless and unnecessary. I still get why they are used (some other dev working on feature 2 might break my shit and unit test can save the day) but if thats the only reason then that doesnt seem like a strong enough reason for me
By now im talking about java!
No wonder i have never seen a single nextjs developer ever write a single unit test. Those people have evolved beyond unit testing just as the nextjs technology itself!
This is why nextjs is the future of web and the Big Daddy Dick King 👑 of technology!8 -
Like 4 years ago I worked in a company as IT that used a windows desktop app with SQL Server 2008 (yep that old) to manage their sales, this app was written in WPF, the app was good because it was customizable with reports
One day the boss wanted to keep extra some data in the customer invoice, so they contacted the app developers to add this data to the invoice, so they they did it, but it in their own way, because the didn't modify the app itself(even if it was an useful idea for the app and companies that use it) they just used other unused fields in the invoice to keep this data and one of the field that the boss was interested was currency rate, later I verified in the DB this rate was saved as string in the database
The boss was not interested in reports because he just wanted to test it first and let time to know what the boss will need in the reports, so at the of the year they will contact again the devs to talk about the reports
So is the end of that year and the boss contacted the devs to talk about the reports of the invoices using the currency rate, this rate was just printed in the invoice nothing more, that's what the boss wanted that's what's the devs did, but when asked to do the reports they said they could'nt because the data was saved as string in the DB o_O
Well, that was one the most stupid excuses I ever heard...
So I started to digging on it and I found why... and the reason is that they were just lazy, at the end I did it but it took some work and the main the problem was that the rate was saved like this 1,01 here we use comma for decimal separator but in SQL you must use the dot (.) as decimal separator like this 1.01, also there was a problem with exact numbers, for example if the rate was exactly 1, that data must be saved just 1 in the field, but it was saved as 1,00 so not just replace all the commas with dots, it's also delete all ,00 and with all that I did the reports for my boss and everyone was happy
Some programmers just want to do easy things... -
Confession - Testdriven UnitTests
First of all, I regret all and wish there would be no SQL Scripts but an external tool to analyze data, but the project grew hysterically and when I joined the sh*t had already been established...
I had to test some SQL Scripts. As there is no real UnitTest framework which is under development/gets support, the whole suite is kinda buggy.
So I had my script, and had the required input + expected output, but the UnitTest always failed. So I manipulated the framework parameters until the test finally passed.
Shame on me and on the project, but atleast there are tests now... -
This is my frontend tip of the day.
If you have a frontend that consumes an external API:
1) Retrieve the json responses from devtools
2) Save them in your project as json files (trim the data a bit if it's too long)
3) When starting your app with a special env var like MOCK_DATA, make your app mock the data and use your saved json data instead.
You can associate each response with an url regex.
The package fetch-mock mocks fetch really well, it lets through the urls that don't match anything.
This way you can incrementally add responses.
And voila, you have a mode where you have near instant page loads to test things manually, and you also have mocked data ready for testing eg, cypress. -
Delete data because it's corrupt. Angry call from support that their data is gone but they've managed to recovered it. Try to explain why it was removed only to get told they need that data. Fine whatever but if I see any more bug reports about that unit I'm not solving them because it's the data not the code. This is why I wish they'd test on their own databases, which they have, but somehow don't use.
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So... I just got to the next fase where I'm being asked to do a technical test. What they ask is for me to develop an Android App with 4 different tabs:
- First tab I need to receive data from a github url, parse it and show it on a recyclerview, save it on a database, and be able to search it.
- Second tab has to show 50 elements in a recyclerview, with a header that has to fill the entire screen and when the user scrolls down, the image has to fix to the top of the screen, and never go back when you scroll up.
and two more exercises with variations but almost same difficulty.
..... to deliver at 10 a.m at the 26th of October.
......It was 07:00 p.m when I got the email
FUCK MY LIFEundefined i'm so fucked fml always gonna let me down never gonna get this job never gonna run around and change jobs -
That moment when you’re debugging, and you realize that your output files are not empty because your code isn’t working but because your code IS working... 😑
I changed the test files I was using so I wasn’t expecting that particular behavior. None of the input data met the requirements hence nothing was being written out. It wasn’t until I tried a larger test file that I realized my code was working.
A simple discussion with a teammate would have solved this. 👀😂 -
Dell Summer Internship Experience
Firstly,to be a part of this process it is important to clear the exam conducted by college and according to me it wasn't something which can't be easily achieved so to prepare of this exam stick to basics of all subjects which have been taught so far till semester majorily data structures,data base,Java,C, operating system were asked.Basics of all following subjects should be clear which also going to help during internship.I myself prepared for the test from geeksforgeek.I tried to gain as much as basic knowledge of subjects I can.And after selecting from test you have you go through hackathon on that personally I think one should be prepared with latest demanding skills.Mostly all the hackathon topics were in and around Machine Learning,Block chain,Web development,Databases.So typically should be aware of all these technologies and how this can be used to enhance in project.During hackathon days it is important to be interactive,it is good to clear doubts or explain your idea and how innovative you project is and how different it can be and further keep in mind how your project can be industrial utilized.Try to make your project more in aspect of how industry going to adapt this or how this problem's solution is perfect in every terms for a company.And majorily at last it comes down to how to present your project infront of your panel.I think keep that session as much as interactive you can,try to answer their queries,and most importantly know your part of the project very well on theoretical as well as on code level. At last you have to go through a HR interview in which firstly you have to be prepare with a nice resume in which you to include all your achievement's,projects and most importantly keep it short and simple and include only those things which you are completely aware of.For interview first try to know and learn about company, it's goals,in what field it is presently working and during interview there is nothing to worry about you just have to talk like you are talking with a normal person,express all your views ,try to speak out. Confidence is one important thing for this interview.So this was conclusion of my experience from hackathon hiring process from Dell.5 -
Finally finished an algo to check an image for grouping of pixels that will form a rectangular area. I got the grouping to work on one image, but found it was utterly failing on another. I went through every step of the algo and still could not find the solution. The 128x128 image was working, but the 128x16 image was not. I knew it had something to do with the dimensions. Started thinking it was overflowing a buffer somewhere. So I started putting asserts in the functions that abstracted the buffer access. None of the numbers exceeded the proper bounds. It was close to bedtime so I finally gave up. I was tired. Then I realized it wouldn't be until the next evening when I could look at this again. So I got up again and started looking at the code again. I had a loop to check the output of my algo that I did the memory access of the buffer. It too was not fully filling my temp image to show how the algo was working. WTF!
Then I finally realized the flaw:
buffer[x+y*height]
And my test loop to test the algo:
buffer[x+y*ymax]
I kept overlooking the error because I was sure it was right. Also my asserts for the functions to access the buffers? They only checked the inputs x and y. So it didn't help that the math was wrong for reading and writing the buffers. It also worked fine on 128x128 images because the width and height were the same.
It is funny that I struggled with this part. The algo was actually surprisingly easy to formulate. I just looked through every point and checked a buffer to see if that point was used. If not then I would attempt to grow in the x and y direction the shaped of that point based upon pixel color. This was saved in a structure while growing that point. Then when that rectangle could not be grown further the inner loop would continue checking used points again.
I still have work to do to use the data this algo produces. I need to now figure out how to parent the rectangular areas to each other. I will probably use my check buffer to keep track of these rects by an index. Then do adjacent checks to determine parenting. Eventually I will have to extend this algo to 3 dimensions, but that should not be difficult.2 -
/rambling
Arghhh!
Okay, so have just been having a play with Mailgun's webhook functionality (a client finally has a decent use for these).
I setup a test endpoint that sends a mail via Mailgun and then handles the POST data too. It emails myself the raw POST request response from Mailgun when I open the email. Mailgun fire an event their end when they detect the message has been opened.
All is good apart from Mailgun are posting multiple requests for each event, which is annoying.
After an hour messing around and getting annoyed I have a complete face palm moment.
In my test script Mailgun is called is send my notification email! So I'm creating multiple events for the same test message.
i.e. send original message, receive post back from Mailgun to my endpoint, my script then emails me the result using Mailgun. The latter itself generates its own events again.
Sooooo stupid of me to not notice something so obvious :(1 -
So I see posts about an interview question/challenge of inverting a binary tree. I don't use trees very often (mainly file related or parsing server nodes), but I thought I would learn how to do this.
I saw a page that started talking about different ways to invert enough to understand that one type of inversion is swapping left and right nodes. So I stopped before they showed how.
Then I created a test program that has a tree structure and also can display a tree before and after modification. This was kind of fun.
So then I wrote the inversion function. It was less than 10 lines of code. Wtf? I thought it would be harder than this.
Then I started wondering where trees were used. So today I have been learning how they are used and why I might need one to solve a problem. One use I intuited was parsing regex or a language. Apparently it is useful there.
What I am learning is that a lot of these interview questions are really test to see if you can comprehend instructions when stressed. Or you will ask questions to clarify the task. It doesn't necessarily test your ability to solve hard problems.
One thing that perplexes me. If inverting a tree is swapping nodes left<->right, then why not leave data in place and just swap roles in the functions. Maybe I completely misunderstood what inversion means or why it would be done. I guess if this is not inverting I have the structure to try other methods now.2 -
*-- There's something kind of child like and adorable about working for a client who spends THOUSANDS of dollars on their data infrastructure, yet finds it ever so difficult to provide ONE user to help reconcile and test the new data warehouse.
-
# Start a new job
## find out, on the first day, that the position you applied (data science)..simply doesn't exists
##find out that the environment is really stressfull and not pleasing as it was depicted during interviews
## quickly find an alternative to quit current job
#Start a third new job (3 months after quitting the first one)
##find out, on the first month, that the code quality is below zero.
###there are no unit tests.
### there is no possibility to create a unit test because the code doesnt folloe any pattern.
###there is no division between backend and frontend.
###there is no division between business logic and db in the backend.
###there is no division between frontend, business logic, and db
###find out that they deliberally built a framework to get frontend and backend togheter
###the project is built over maven, but there are no poms wellformed
###the project is approx 300k java lines....
##lose hope and start to find a new job....1 -
The rear ducking continues. We've built a reliable translator in the dumbest fucking way possible, it's just lovely. I simply reused the structure for feeding data to the VM assembler, an array of arrays, where there's one array of (ins [args]) per node in the parse tree.
It's nice because nodes can be solved out of order without affecting the actual sequence in which the instructions are output. And if one statement (node) equals multiple instructions, you just push multiple entries to the corresponding array, or push nothing if you need to output nothing. Easy as goblin pie.
This is enough to convert an input language to the assembly-like intermediate representation we use for the virtual machine. So then there's doing it backwards: walk the same array of arrays, and map those virtual instructions to a physical architechture. I guess I could do the encoding to native binary myself, it'd certainly be interesting to try, but I'm burnt-out already so I'll just use fasm for now.
Initial test: wrote a test program in my own stupid language, ran the translator, dump output to file, assemble that with fasm, run with r2 -d.
Crashes? No.
Runs fine? Yes and no.
For fuck's sake, I don't have syscalls. Mainly because the VM doesn't have an operating system, lmao. I was testing virtual programs by just freezing state, terminating, then dumping the fucking registers and stack to the console, we have no I/O to speak of. Not even a real 'exit', VM handles that by reading a return value every step like a mentally damaged son of a bitch.
So anyway, I manually paste the linux mambo, you know:
mov rax,60
mov rdi,0
syscall
And NOW our program can end execution without crashing.
Okay then, so does the test code work correctly?
** DRUM ROLL **
Yes.
Ladies and gentlemen, mother fucking PESO is now a compiled language, and going forward I will be expectantly receiving your marriage proposals for reviewing. Oh, but not so fast, we still need a frontend...
Well, we'll handle that in the next few days. I'm just glad to be *nearly* finished with this fucking compiler, I want nothing to do with anything else ever, but we know that's not going to happen, so Lord please end my pain.
No sponsor as this rant has been paid for by tax evasion. -
rent / question (there is a question at the end and I'd appreciate your opinion)
8 months ago, I agreed to help a not too distant relative of mine to do his master thesis at the company where I work. He was supposed to build something really MVP, but useful for us and I'd help him get some scientific questions out of it, and provide him with (computing) resources to test his theories / implementations under simulated and much heavier load.
Since then, he didn't get done anything even remotely useful, always just stuck on very rudimentary issues, claimed things are almost ready, I wrote a quick smoke test to prove that the whole application blows up when you touch it, in short - a disaster and went over to radio silence.
In the meanwhile, we didn't need it anymore, so 1.5 months ago, I got in touch with him again, with an even more technical proposal, something, at least I'd think, that's even cooler to do. He asked me some question about hypothetical load, the system should be able to handle eventually, to come up with alternative implementations to compare them against each other. He said that his exam period is going to be over soon and he'll get back to me with some initial version.
2 weeks ago, I got back in touch with him, trying to urge him, to get finally started and get something done. If he'd actually sit down and do it during the holidays as a "full time job", he'd be probably done in 2 weeks. Last week, he came back to me and said he has an initial PR ready to review.
I was excited about it, but basically froze when I realized what he did. He deleted all his previous work - some infrastructure stuff which took us basically 3 months of back and forth to get running - and as far as I could see, all the new code were only auto generated clients based on a swagger specification. In short - I could do it in less then an hour. If you really have no idea what you're doing, it might take you half a day, but definitely nowhere near to a week.
His brother, which a good friend of mine, thinks I'm being too hard on him. His argument was, that it's too hard, and he has to do it in C#, but he only knows Java (I gave him access to some of our repositories to copy paste code together, he didn't need to invent anything. I also prefer C# but wrote my master thesis in Java) Personally, I'm just pissed because he promises stuff that he never does. I totally understand him - I was like that as a student as well, I guess karma is a ... but still, he's wasting my time.
Right now I'm thinking how to get out of this, without having even more time wasted. I doubt he'd ever deliver anything useful. He got plenty of input from me about what he could consider for his scientific question, how to measure performance, ... He can keep his credentials to access our test environment with the test data, but I won't give him access to any additional computing resources, to compare how his solutions might scale on our company's cost. (mainly it's not the money, but I'd have to provide that stuff, and probably help him set it up)
does it sound like a fair deal (saying, I'm done with you. You can finish your topic on your own, but don't expect any help from me)? or am I being a dick about it and too demanding?1 -
Our software outputs some xml and a client has another company loading this xml into some data warehouse and doing reporting on it. The other company are saying we are outputting duplicate records in the data.
I look and see something like this:
<foo name="test">
<bar value="2" />
<bar value="3" />
</foo>
They say there are two foo records with the name test..
We ask them to send the xml file they are looking at. They send an xlsx (Excel!) file which looks like this:
name value
test 2
test 3
We try asking them how they get xlsx from the xml but they just come back to our client asking to find what we changed because it was working before. Well we didn't change anything. This foo has two bar inside it which is valid data and valid xml. If you cant read xml just say so and we can output another format! -
Anyone tried converting speech waveforms to some type of image and then using those as training data for a stable diffusion model?
Hypothetically it should generate "ultrarealistic" waveforms for phonemes, for any given style of voice. The training labels are naturally the words or phonemes themselves, in text format (well, embedding vectors fwiw)
After that it's a matter of testing text-to-image, which should generate the relevant phonemes as images of waveforms (or your given visual representation, however you choose to pack it)
I would have tried this myself but I only have 3gb vram.
Even rudimentary voice generation that produces recognizable words from text input, would be interesting to see implemented and maybe a first for SD.
In other news:
Implementing SQL for an identity explorer. Basically the system generates sets of values for given known identities, and stores the formulas as strings, along with the values.
For any given value test set we can then cross reference to look up equivalent identities. And then we can test if these same identities hold for other test sets of actual variable values. If not, the identity string cam be removed, or gophered elsewhere in the database for further exploration and experimentation.
I'm hoping by doing this, I can somewhat automate the process of finding identities, instead of relying on logs and using the OS built-in text search for test value (which I can then look up in the files that show up, and cross reference the logged equations that produced those values), which I use to find new identities.
I was even considering processing the logs of equations and identities as some form of training data perhaps for a ML system that generates plausible new identities but that's a little outside my reach I think.
Finally, now that I know the new modular function converts semiprimes into numbers with larger factor trees, I'm thinking of writing a visual browser that maps the connections from factor tree to factor tree, making them expandable and collapsible, andallowong adjusting the formula and regenerating trees on the fly.7 -
Disclaimer: I’m a Test Automation Architect...so with that in mind...
I aim to solve the massive problem with test (and more specifically) test automation data management that pervades throughout the testing ecosystem. I’m on to something right now, and frankly, this is, and has been, a huge issue that needs a path forward to solving.1 -
There was this one time when we've managed to upload a Debug build to Google Play Store.
On the same day we had to create a new build w/ fixes, have the testers perform smoke tests, then switch to some fairly quick overall tests.
If nothing were to come up during those tests, the build was supposed to be passed over to the submission manager for release.
Things weren't going that smoothly in the beginning, w/ the first two builds being broken in one way or another.
Finally, however, we managed to create a properly working build.
QA hadn't had that much time to test it, but no major problems were identified && given the deadline we had to submit it.
The next workday it turned out that the tester responsible for passing the approved build over to the submission manager gave him the Debug build.
The submission manager none the wiser uploaded that build for release.
Result?
The users who managed to update their game got their save data wiped... sort of.
It looked that way given the Debug build was communicating w/ a different server.
In the aftermath of that situation, we had to repair the damage && upload the correct build as quickly as possible.
Also, ever since then a huge text 'DEBUG' was added to the loading screens of Debug builds to make people very aware of which build they were looking at.
As for any repercussions for the tester responsible for the mess, or the submission manager - I have no idea.
They were both still working there, so at the very least none of them got fired because of this. -
How do you think about unit testing/TDD when writing apps? (I'm working this at 3am so might be a bit messy... Just a thought I woke up to).
Whenever I write an app, I don't write unit tests but as I'm developing I may create test functions for specific parts that I run to validate a specific component is working before moving onto the next.
So first, when I get a problem, break it up into components based on the requirements. It's usually sort of input, processor, output sequence.
Where the processor is essentially the core app. And so I start coding it, referring to the input thru an interface, model objects, adding fields as I go along (assume no matter what the input, I will get these before the logic is called). I may add some more interfaces as well for other data I may need but I know won't be going in the first input.
So I write all the logic, functions needed to get a basic app to run that does what I am writing the app for.
Only then do I write a test functions passing in different parameters to make sure the logic and response is what I want and making fixes as necessary. At that point I basically have the simplest version of the app.
(I guess this is sort of like mocking?)
Then build outwards implementing and testing components as I go along and may do some simple refactoring/redesign. (I guess all these tests are functional then, have to start the whole app).
And finally when I have the basic requirements fully complete I will add the "nice to haves" on top via refactoring of specific logic in specific components. Again testing by running the app maybe with simple inputs.
I guess now I'm thinking how do you write unit tests/TDD if the app keeps changing (via adhoc refactorings) as you are creating it? -
Wanted to know what you guys think about "Dev" jobs that also include making slide shows and presentations?
Eg. Imagine working on an analysis engine. And just when the core functionality is working, your boss wants your team to make presentation for every client that it's going to be used for - using the raw data given by the engine.
Instead of maybe adding that function to the engine itself.
Suddenly your work is now 12+hours of MS office instead of 8 hours of coding.
And a year later. You have 10 unfinished skeleton code architectures, poorly documented and 90% of the test cases never written.
And most of the devs who were on the initial project have either left out of frustration or have been fired because apparently fresher's who can not code with a senior coder level proficiency is not performing well.9 -
Make your code available for your team members, please.
So we're working on this robotics project using ROS, a framework that enables multiple nodes in a network exchange their functionality among each other through tcp connections. Each node can be implemented and executed on your own machine, and tested with dummy inputs, but in collaboration they make a robot do fancy stuff.
The knowledgebase needs data from the image processing unit, providing this data to others with semantic context to high level planning, which uses this semantic data for decision making and calling the robot manipulation node with meaningful input, to navigate the robot's components in the environment. We use a dedicated machine, which pulls the corresponding repositories and is always kept configured correctly, to run each node, such that everybody has access to each other's work when needed.
So far so good. We tried to convince the manipulation guy (let's call him John) to run his code on our central machine, not a week, but since the first day, 5 months ago. Our cluster classification has been unavailable for 2 months, but my collegue fixed that. We still can't run the whole project without John's computer. If his machine blows up we're fucked.
Each milestone feels like a big-bang-test, fixing issues in interfaces last-minute. We see the whole demo just moments before our supervisors arrive at the door.
I just hope he doesn't get hit by a truck.2 -
Microsoft Windows can burn.
I have this feature where I configure a remote API via some endpoints and the API pushes data back to some webhooks in my API.
Yesterday I set everything up for the final test; fired up my own API with some test data, added some configuration and started trace logging to ensure that everything works as expected when the remote site tries to send me data.
I was ready to collect ! Enter this morning: Windows have forcibly rebooted to install an update and shut everything down.
inb4 install Linux; No, I can not. Windows is company policy and I am required to use shit that is only designed for Windows.6 -
Aka... How NOT to design a build system.
I must say that the winning award in that category goes without any question to SBT.
SBT is like trying to use a claymore mine to put some nails in a wall. It most likely will work somehow, but the collateral damage is extensive.
If you ask what build tool would possibly do this... It was probably SBT. Rant applies in general, but my arch nemesis is definitely SBT.
Let's start with the simplest thing: The data format you use to store.
Well. Data format. So use sth that can represent data or settings. Do *not* use a programming language, as this can neither be parsed / modified without an foreign interface or using the programming language itself...
Which is painful as fuck for automatisation, scripting and thus CI/CD.
Most important regarding the data format - keep it simple and stupid, yet precise and clean. Do not try to e.g. implement complex types - pain without gain. Plain old objects / structs, arrays, primitive types, simple as that.
No (severely) nested types, no lazy evaluation, just keep it as simple as possible. Build tools are complex enough, no need to feed the nightmare.
Data formats *must* have btw a proper encoding, looking at you Mr. XML. It should be standardized, so no crazy mfucking shit eating dev gets the idea to use whatever encoding they like.
Workflows. You know, things like
- update dependency
- compile stuff
- test run
- ...
Keep. Them. Simple.
Especially regarding settings and multiprojects.
http://lihaoyi.com/post/...
If you want to know how to absolutely never ever do it.
Again - keep. it. simple.
Make stuff configurable, allow the CLI tool used for building to pass this configuration in / allow setting of env variables. As simple as that.
Allow project settings - e.g. like repositories - to be set globally vs project wide.
Not simple are those tools who have...
- more knobs than documentation
- more layers than a wedding cake
- inheritance / merging of settings :(
- CLI and ENV have different names.
- CLI and ENV use different quoting
...
Which brings me to the CLI.
If your build tool has no CLI, it sucks. It just sucks. No discussion. It sucks, hmkay?
If your build tool has a CLI, but...
- it uses undocumented exit codes
- requires absurd or non-quoting (e.g. cannot parse quoted string)
- has unconfigurable logging
- output doesn't allow parsing
- CLI cannot be used for automatisation
It sucks, too... Again, no discussion.
Last point: Plugins and versioning.
I love plugins. And versioning.
Plugins can be a good choice to extend stuff, to scratch some specific itches.
Plugins are NOT an excuse to say: hey, we don't integrate any features or offer plugins by ourselves, go implement your own plugins for that.
That's just absurd.
(precondition: feature makes sense, like e.g. listing dependencies, checking for updates, etc - stuff that most likely anyone wants)
Versioning. Well. Here goes number one award to Node with it's broken concept of just installing multiple versions for the fuck of it.
Another award goes to tools without a locking file.
Another award goes to tools who do not support version ranges.
Yet another award goes to tools who do not support private repositories / mirrors via global configuration - makes fun bombing public mirrors to check for new versions available and getting rate limited to death.
In case someone has read so far and wonders why this rant came to be...
I've implemented a sort of on premise bot for updating dependencies for multiple build tools.
Won't be open sourced, as it is company property - but let me tell ya... Pain and pain are two different things. That was beyond pain.
That was getting your skin peeled off while being set on fire pain.
-.-5 -
tried to stress-test an authenticated websocket endpoint (that makes 2-3 DB calls) by opening closing randomly and it crashed after 20-30 times within a few seconds
I was focused on the middleware glitching out, but error was in the DB-Postgres coz of multiple-connections
Even if I increase the upper limit of simultaneous open connections, the problem at-scale will still exist
If I tried to use a static forever-open connection, it errors out coz 1-command-at-a-time per connection
so im constrained on both sides -.-
Either I rate-limit the endpoint in general and force-close open connections or I cache Organisation-level info that rarely changes
this is one of the few times I miss MS-SQL, it can take a beating but still serve without much complains or losing data consistency -_-2 -
The job description of my internship:
You must be able to understand the complexities of receiving a unit test that you are told needs only mock data in the test database, but has never worked since it was written by a contractor a year ago. No one knows how the unit test works and requires testing a complex algorithm involving graph theory that you have not learned about yet. The task starts at 1 complexity and turns into a 13. -
Stupidly tested some sql on development to return results for an admin (see the whole results) and stupidly didn't test the where clause for generic users (only see a subset of data)
To find out on production the where clause was being run because it wasn't a where, it was an 'and' and 'where' was not being used before so made the whole users get the entire results.
My own fault for not testing all use cases. Horrible though.2 -
My fellow developer was given a responsibility of writing unit test cases.
And instead of mocking the db calls he ended up making actual calls to db and adding realtime data to firestore everytime a test runs. Also he used mocha for the same. When i told him that we need to mock the db calls he said he will use sinon.js for the same and for code coverage his plans were to use istanbul.
I was like FUCKKKKKKK. , why the fk you aren't using jest. I mean whyyyyyyyy. WHAT THE FK4 -
Right now, everything. I started at a Consulting firm because I expected many new problems to tackle, solutions to develop and generally to always have a fire burning underneath my ass but instead I always develop the same standard bullshit.
I miss the days in my old job when there was just a problem and the task to solve it. When I stared down giant amounts of data, just KNOWING that somewhere in that mess is some structure I could exploit and that short moment of inspiration when I finally pinpointed it. The rush of endorphins when the solution became clear and everything fell into place to form a beautiful pattern amidst the chaos test data, git commits and numpy arrays.
Now its just "Yeah, would you just write another selenium testsuite that throws out fail or pass and wastes all the information because the only reason I'm a testmanager is because I'm too incompetent to do anything else and not my passion for the field".
The constant, mind numbing repetition of always the same patterns where the occasional dynamic element that becomes stale is the highlight of my work week... I would have never thought that making good money with easy work would ever get me as close to depression as it did.5 -
!rant
[Update on previous rant at the bottom]
So I had the technical test last friday. I did not try to implement any automated test as it is not my forte.
I had three hours to showcase my knowledge of data structures and OOP so I did that.
The test was somewhat long actually, so I left out one part that I did not have time to implement: validation of input files.
Today I got feedback, everything went well, they liked my code and I only got two negatives: Error handling and automated tests xD
Now I'm going to the second phase: phone interviews and they are gonna asks the whys of my implementation.
I'll have to explain why I did not implement automated tests and the girl on the phone told me "they didn't like it much that you had no tests because tests are very important for us".
I guess I'll have to come clean and say that I'm not very strong on that but willing to learn, so I didn't want to risk it doing something I'm not really good at.
I hope it ends up well.
prev rant:
https://devrant.com/rants/1607302/...4 -
I would enjoy a position where I would have to write tons of tiny scripts for solving different logic problems. Tweak data, visualise it, pass it through different mediums. I would feel the best in research, implementing and testing different ideas, and build solutions for later use. Right now I'm on the first line at the customer site where the upcoming problems have to be solved instantly, I have the constant feeling that the thing could be much more efficient but there is no time for change, test and implement differently, so I'm not really using my full capacity on anything. I'm kind of a user of the built stuff but I feel more a developer. At the other end I'm satisfied and this is the best job I ever had :)1
-
Just got absolutely fucked by my data structures mid term. How am I supposed to do well on the mid term when its almost completely different than the study guide? I know its supposed to be a hard class but atleast give us a study guide that is parallel with what is on the actual test fucking hell2
-
Need help in Unit Tests,
I've reached a point where tests randomly fail, but if I run that test alone it never failed.
I do have lots of shared data between test functions of the same test class.
What options do I have?
1. Make each function responsible of seeding data into InMemory database?
2. ??? (I don't know what else I can do)
Any help is great :)18 -
Top 12 C# Programming Tips & Tricks
Programming can be described as the process which leads a computing problem from its original formulation, to an executable computer program. This process involves activities such as developing understanding, analysis, generating algorithms, verification of essentials of algorithms - including their accuracy and resources utilization - and coding of algorithms in the proposed programming language. The source code can be written in one or more programming languages. The purpose of programming is to find a series of instructions that can automate solving of specific problems, or performing a particular task. Programming needs competence in various subjects including formal logic, understanding the application, and specialized algorithms.
1. Write Unit Test for Non-Public Methods
Many developers do not write unit test methods for non-public assemblies. This is because they are invisible to the test project. C# enables one to enhance visibility between the assembly internals and other assemblies. The trick is to include //Make the internals visible to the test assembly [assembly: InternalsVisibleTo("MyTestAssembly")] in the AssemblyInfo.cs file.
2. Tuples
Many developers build a POCO class in order to return multiple values from a method. Tuples are initiated in .NET Framework 4.0.
3. Do not bother with Temporary Collections, Use Yield instead
A temporary list that holds salvaged and returned items may be created when developers want to pick items from a collection.
In order to prevent the temporary collection from being used, developers can use yield. Yield gives out results according to the result set enumeration.
Developers also have the option of using LINQ.
4. Making a retirement announcement
Developers who own re-distributable components and probably want to detract a method in the near future, can embellish it with the outdated feature to connect it with the clients
[Obsolete("This method will be deprecated soon. You could use XYZ alternatively.")]
Upon compilation, a client gets a warning upon with the message. To fail a client build that is using the detracted method, pass the additional Boolean parameter as True.
[Obsolete("This method is deprecated. You could use XYZ alternatively.", true)]
5. Deferred Execution While Writing LINQ Queries
When a LINQ query is written in .NET, it can only perform the query when the LINQ result is approached. The occurrence of LINQ is known as deferred execution. Developers should understand that in every result set approach, the query gets executed over and over. In order to prevent a repetition of the execution, change the LINQ result to List after execution. Below is an example
public void MyComponentLegacyMethod(List<int> masterCollection)
6. Explicit keyword conversions for business entities
Utilize the explicit keyword to describe the alteration of one business entity to another. The alteration method is conjured once the alteration is applied in code
7. Absorbing the Exact Stack Trace
In the catch block of a C# program, if an exception is thrown as shown below and probably a fault has occurred in the method ConnectDatabase, the thrown exception stack trace only indicates the fault has happened in the method RunDataOperation
8. Enum Flags Attribute
Using flags attribute to decorate the enum in C# enables it as bit fields. This enables developers to collect the enum values. One can use the following C# code.
he output for this code will be “BlackMamba, CottonMouth, Wiper”. When the flags attribute is removed, the output will remain 14.
9. Implementing the Base Type for a Generic Type
When developers want to enforce the generic type provided in a generic class such that it will be able to inherit from a particular interface
10. Using Property as IEnumerable doesn’t make it Read-only
When an IEnumerable property gets exposed in a created class
This code modifies the list and gives it a new name. In order to avoid this, add AsReadOnly as opposed to AsEnumerable.
11. Data Type Conversion
More often than not, developers have to alter data types for different reasons. For example, converting a set value decimal variable to an int or Integer
Source: https://freelancer.com/community/...2 -
Dell Summer Internship Experience
Firstly,to be a part of this process it is important to clear the exam conducted by college and according to me it wasn't something which can't be easily achieved so to prepare of this exam stick to basics of all subjects which have been taught so far till semester majorily data structures,data base,Java,C, operating system were asked.Basics of all following subjects should be clear which also going to help during internship.
I myself prepared for the test from geeksforgeek.I tried to gain as much as basic knowledge of subjects I can.And after selecting from test you have you go through hackathon on that personally I think one should be prepared with latest demanding skills.Mostly all the hackathon topics were in and around Machine Learning,Block chain,Web development,Databases.So typically should be aware of all these technologies and how this can be used to enhance in project.
During hackathon days it is important to be interactive,it is good to clear doubts or explain your idea and how innovative you project is and how different it can be and further keep in mind how your project can be industrial utilized.Try to make your project more in aspect of how industry going to adapt this or how this problem's solution is perfect in every terms for a company.And majorily at last it comes down to how to present your project infront of your panel.
I think keep that session as much as interactive you can,try to answer their queries,and most importantly know your part of the project very well on theoretical as well as on code level. At last you have to go through a HR interview in which firstly you have to be prepare with a nice resume in which you to include all your achievement's,projects and most importantly keep it short and simple and include only those things which you are completely aware of.For interview first try to know and learn about company, it's goals,in what field it is presently working and during interview there is nothing to worry about you just have to talk like you are talking with a normal person,express all your views ,try to speak out.
Confidence is one important thing for this interview.So this was conclusion of my experience from hackathon hiring process from Dell.2 -
Has anyone ever tried to export a table in SAP HANA to csv format? Unfortunately, we are not allowed to access our SAP HANA environment directly from our development laptop (the SAP environment is a production environment, of course we don't have a develop or test environment nor does anyone feel the need to create one), so we need to email ourselves a csv file with the data we need to develop our models in python (I'm not kidding).
Anyhow, among other things, I need to manually add column names in the file, some columns are quoted, some are not, I cannot choose my delimiter, ...
Is this vendor lock-in the year 2023?4 -
CREA DDF (Canada Real state listings API) is what you get when government fucks with technology.
Holy shit! So f*cking inefficient to use it, test it and get data.
I get the protection behind sensitive data but fuck me if there is not a lot of waiting behind their fucking application process just to fetch some testing data.1 -
I started working with Luigi, the workflow manager for a data-science project. Any input on how to test the Tasks or how does it compare to Airflow?
-
help with the ui for my app?
it pretty much just gives you a word a day. they frontend is functionally complete, but it looks pretty ugly. any ui ideas? (the backend isn't complete so only test data is being returned by the server)
it's android only right now, because i cannot afford to compile it on ios
i'll put the download link in the comments8 -
Just spent 3 hours on a bs problem
I just start acceptance testing a node.js api.
I'm using frisby
I have logged the export method return data and it is correct
I am loading it into the set header function as the accept-type
On frisby side I run the test and it spits out that there is no accept-type
I really don't get why anymore. Came so close to a blind fury. -
New ERP project has been going for 1.5 years. Project team comes to me asking to create an import process from old ERP to new ERP in 4 months, oh we need data loaded into Test today so we can complete end-to-end user testing. Project team doesn't have any requirements documented or know what data is needed in new ERP. I have never used/seen either ERP system. Project team keeps changing what is required in the new ERP weekly, and they don't understand why all the imports into new ERP are bad.
-
One of my Computer Science modules this year revolved around completing a team project, and one person in the team basically fucked it up for all of us in the last minute.
We had to create a simple task management app for a fictional company, the university did not care about how the program looked and all that mattered was if the app is functional or not. The app relied heavily on a database, so all we basically had to do was get, modify, and add data from a database. Now this person did his part of the programming, but with an outdated database model and did not even test his code as he said MySQL wasn't working on his home computer.
2 days before the final deadline is when we decided to merge everything together in the git repo (as that's when the rest of us finished our tasks), and that's when we found out none of his code worked. We then spent the next 48 hours with little sleep to try our best to fix everything, but unfortunately due to his tasks carrying a majority of the complexity of the program we couldn't fix it all in time and we ended up losing roughly 50% of the marks.
This all probably could have been avoided if one person in the team did look at his git branch properly, but this person was the programming lead of the project and didn't ask for any help at any point until the last moment when we merged everything together. Oh well though, at least I've learnt better for the next team project that I do2 -
Was using an open source piece of software for data storage and visualisation to work with the loggers my company makes. When importing old data for historical views, some of the csv imports would fail without any specific error messages.
It took me a couple of hours but after looking at their csv parser and making my own little one to test with, I eventually found out that it was all down to the way datatime (I think it was?) in java deals with DST, which apparently was to just fuck shit up.
Anyhow, a few simple lines added into the parser later and it all works just fine.
Was super proud of that one as it was the first time I actually looked somewhat good in front of my senior dev. -
Would you rather:
A) Take a test consisting on Data Structures and Algorithms in C or C++ or heck even Java
B) Turn in as a final exam a screenshot of you completing Sekiro: Shadows Die Twice
I had an easier time passing Data Structures and algos when I was studying, even with a high grade vs the amount of ass whooping I got myself handed on that game the first playthrough (now it is easier, but still)12 -
A dev decided to overwrite the master branch with his code saying its better. That it fixes the major bugs that all of us couldn't solve.
Against my better judgement of firing him, I decided to test it.
Firing up the testing site, we made test databases to use and we went to house.
In the middle of testing, I noticed the test DBs weren't being changed. While everyone was still testing, I looked at the code. It wasn't made to test on any databases, it was specifically designed for the actual production server.
However the damage was done. In a secret dashboard in the code, someone sent instructions to drop the tables, effectively ruining the production server.
We had the dev go to an offline backup site that only went online every 10 minutes a day to make new backups. So we shut down the production server, setup a maintenance page. I get my ass chewed out again, and we were sitting ducks.
I don't think the dev had enough punishment, so I grabbed his laptop and made a full backup of his data, and locked the SSD in a safe.
I downloaded a Windows 98 and put it on a flash drive. And installed it all on his SSD. The dev is now a proud (pirate) owner of Windows 98.
He came back and started balling on his desk. We all looked at him with a pity, but he deserved it.
I'll give him the drive on Monday.
Do you think he learned his lesson?7 -
based on my previous rant about dataset I downloaded
https://devrant.com/rants/9870922/...
I filtered data from single language and removed duplicates.
The first problem I spotted are advertisements and kudos at movie start and at end in the subtitles.
The second is that some text files with subtitles don’t have extensions.
However I managed to extract text files with subtitles and it turned out there is only 2.8gb of data in my native language.
I postponed model training for now as it will be long, painful process and will try to get some nice results faster by leveraging different approach.
I figured out I can try to load this data to vector database and see if I can query it with text fragment. 2.8gb will easily fit into ram so queries should be fast.
Output I want is time of this text fragment, movie name and couple lines before and after.
It will be faster and simpler test to find out if dataset is ok.
Will try to make it this week as I don’t have much todo besides sending CVs and talking with people.2 -
Hey, Do you think it's common to get an interview take-home test like this...
Write a Python script that:- Downloads the Equity bhavcopy zip from the above page- Extracts and parses the CSV file in it- Writes the records into Redis into appropriate data structures(Fields: code, name, open, high, low, close)
Write a simple CherryPy python web application that:- Renders an HTML5 + CSS3 page that lists the top 10 stock entries from the Redis DB in a table- Has a searchbox that lets you search the entries by the 'name' field in Redis and renders it in a table- Make the page look nice!
Commit the code to Github. Host the application on AWS or Heroku or a similar provider and share both the links.14 -
Connecting local test server with live db for testing purposes. Needs 10 min to start up because much data is preloaded.
Checked against 0 instead of null in code. Big fat null pointer error greets. Another 10 mins lost. -
I discovered that there is a Trump quote API! I was going to use it to generate test data in our lower environments but then I realized that I didn't want a call from HR3
-
I swear I touched some weird and complex programming shit in over a decade of programming.
I interfaced myself through C# to C++ Firmware, I wrote Rfid antennas calibration and reading software with a crappy framework called OctaneSDK (seems easy until you have to know how radio signal math and ins and outs work to configure antennas for good performance), I wrote full blown, full stack enterprise web portals and applications.with most weird ass dbs since the era of JDBC, ODBC up to managed data access and entity framework, cloud documental databases and everything.
Please, please, please, PLEASE I BEG YOU, anyone, I don't even have the enough life force to pour into this, explain me why the hell Jest is still a thing in javascript testing.
I read on the site:
"Jest is a delightful JavaScript Testing Framework with a focus on simplicity."
Using jest doesn't feel any delightful and I can't see any spark of focus and simplicity in it.
I tried to configure it in an angular project and it's a clustefuck of your worst nightmares put togheter.
The amount of errors and problems and configurations I had to put up felt like setting up a clunky version of a rube goldberg's machine.
I had to uninstall karma/jasmine, creating config files floating around, configure project files and tell trough them to jest that he has to do path transformations because he can't read his own test files by itself and can't even read file dependencies and now it has a ton of errors importing dependencies.
Sure, it's focused on simplicity.
Moreover, the test are utter trash.
Hey launch this method and verify it's been launched 1 time.
Hey check if the page title is "x"
God, I hate js with passion since years, but every shit for js I put my hands on I always hope it will rehab its reputation to me, instead every fucking time it's worse than before. -
testng: if the name doesn't match (fubar locales whatever idk) doesn't match the corresponding test that uses it it'll just silently ignore instead of failing or running the test at all
@DataProvider(name="fubar")
public Object[][]{
//test data setup
}
@Test(dataProvider = "locales")
public void testWhatever(){}
whoever designed it to be this way: why?1 -
Algolia says:
"So our price widget doesn't allow decimals, you'll have to create a custom widget"
I do it.
"Hey, It's not working and I verified it's applying the filter correctly. I noticed my price is a string in your index, maybe that's incorrect and causing it to not work?"
They say: "Yep, you'll need to run an update to fix that and change all to floats" (charges an arm and a leg for the thousands of index operations needed to update the data type)
I clear the index and send a single one as a test, verifying it's a float by casting it using (float) then var_dumping. It shows "double(3.99)", but when it gets to Algolia, it's 0.
So I contact support.
"Hi, I'm sending across floats like you say but it's receiving it as 0, am I doing something wrong? Here's my code and the result of the var_dump"
They respond: "Looks like you're doing it right, but our log shows us receiving 3.999399593939, maybe check your PHP.ini for "serialize_precision" and make sure it's set to -1"
I check and it's fine, then I realize that var_dump is probably rounding to 2 decimal points so I change my cast to (float) number_format($row['Price'], 2) and wallah...it works.
Now I've wasted days of paying for their service, a ton of charges for indexing operations, and it was such a simple fix.
if they had thrown an error for the infinite decimal, that would have helped, but instead I had to reach out to find out that was the issue.
#Frustrated. -
I've started looking into stuffs like GraphQL and Linked Data (though I've used Micro Data before on websites) today and while fiddling with stuff, I found this handy tool:
https://search.google.com/structure...
I'm trying to create JSON-LD data and it's really helpful to have something validate my test data 🙂 -
Sure boss, we don't need staging. Let's just copy some tables from our customer's server to our testing machine, overwrite our data with theirs and start testing "simulating" their environment. It's not that we need to test for our production, right?
-
What the hell am I!? I wonder if you guys can help me...
I've been programming most of my life but I've never actually been a developer by title or job role. I thought maybe if I list what I do and have done someone here could help? I'm sure there are more of you in a similar boat.
- C# and VB dev for some quick DBMS projects to help me understand and mine databases and create a nice simple view for project teams to show findings from the data to help make certain decisions.
- Automating a lot of my colleagues work with Python and if very restricted then just VBA macros in Excel and MSP. This did also include creating tools to gather data during workshops and converting the data for input into other systems.
- Brought Linux to the office with most team members now moving over to Linux with the peace of mind to know that though they do need to try solve their own problems, I can help if need be.
- Had to learn AWS and then implement an autoscaling and load balanced data center installation of a few Atlassian toolsets.
- Creating the architecture diagrams documentation needed for things like the above point.
- Having said that, also have ended up setting up all the Jira/Confluence etc. servers we use and have implemented so far whether cloud (Azure/AWS) or on prem and set up scripts to automate where possible.
- Implemented an automated workflow view in SharePoint based on SP list data and though in an ASPX page, primarily built in JS.
- Building test systems in PHP/JS with Laravel and Angular to help manage integration between systems. Having quite a time right looking into how to build middleware to connect between SOAP and REST API's, the trouble caused more by the systems and their reliance on frameworks we're trying to cut out of the picture.
- Working on BI and MI and training a team to help on the report creation so that I can do the fun creative stuff and then set them to work on the detail :)
Actually it seems safe to say that it seems that though I've finally moved into a dev office (beforehand being the only developer around) I seem to be the one they go to when a strategic solution is needed ASAP and the normal processes can't be followed (fun for someone with a CompSci degree and a number of project management courses under the belt... though I honestly do enjoy the challenges)
But I always end up Jack of all but master of, well hopefully some at least. let's not even get started on the tech related hobbies from circuit design and IoT to Andoid / iOS and game dev and enjoying a bit of pen testing to make sure we're all safe at work and at home.
As much as I don't like boxes, I'm interested to know if there is in fact a box for me? By the way, the above is just a snapshot of my last two years minus the project management work...2 -
Team lead gave me a task, fix a script he made to update 28k+ lines that wasn't working (he was busy with other stuff)
So I fixed and tested it in our dev environment, which had about 10 lines to use as test
Worked well, but a single select getting 1 column in a table is taking more than 40 secs, I need this select to run for every line (I tried making it get all data at once but it was getting duplicated entries)
The damn table doesn't have index, I think this will be the longest script I've ever made 😅😅😅 -
Me: Assigned to do some NoSQL injections test cases in December on Jira by product owner.
After asking him about it, he said it can be vague and it’s only for developers to get an idea. I also have this restriction where I can’t really keep actually data or databases in our test sample application, so I could only mock mongodb. Product owner says just mongo is fine.
I do it. Now it’s January, product owner away for a month we so director is managing it. She then schedules me to talk to database team. I show them the very simple test cases which essentially just inject payloads I found online into different parameters specified in test case. They say if that’s it. I say yes. They say what’s the point of this. I said that it’s probably to test your database clients and ensure they’re rejecting bad Malicious input? They then keep asking but I’m just the dev and tell them the product owner is away. Then the guy calls my test case essentially useless and the others agree. Then they tell me to do it for other databases which I can’t mock like couchbase even tho my PO said it’s fine for mongo only.
Am I just being silly here? I am pretty new to working in a dev environment so please feel free to be blunt.4 -
So I had a printer ticket today at a school. School recently had an IP conversion done and apparently this specific Printer wasn't add to the Network..got the printer added. Confirmed the Drop was activated and made sure Network settings were configured properly with correct IP. Was able to talk to the Printer after pinging the IP and ran test print... Nothing printed out. weirdest thing. Whenever I hit print test page. I noticed the printer would say receiving Data for a quick sec and go away.. after some research found out this printer doesn't take the Basic Generic Driver. Needs to be specific to the Model. . After updating to the right driver. Printer is printing.4
-
Every time I am tired of writing default values for optional values (values that can be nil but HAVE to have some default value unless they break the app / program I just tell it to be any valid value instead of nil,and if it’s nil the app / program crashes the fuck up.
I test it by feeding it ONLY valid data.
Irresponsible, I know, but none of my projects have passed testing phases and all of them never really finished development.1 -
The Ankmocker Package for flutter
Mock your api offline by specifying the fields of your class as well their types.
You can also generate standalone data to test the limits of your UI
Installation very easy because it is a simple file that you just copy and paste in your project
No yaml required
No dependencies
Work with all versions of dart
Github link
https://github.com/Afrographic/...
Don't forget to share and support the project if you find it useful.
Happy coding 🙂1 -
I spent 2-3 days on debugging code written in assembly script. Apparently, you need to initialise an array using new method otherwise it re-uses the previous array from the same scope and it has created infinitely large array. Just wtf.
And I got error like "wasm blah blah blah blah blah blah".Just give proper error.
Running the environment locally wasn't an option because well it doesn't fucking work locally. So, I have to forcibly test on CI and they have created a site that can show you logs because you can't access or query data directly from server and while debugging you try to log something it randomly works sometimes and sometimes you get output from god knows which deployment. Just create a fucking API for displaying log or build a proper docker so that we test it locally.1 -
I just love screwing around with the test data for hours instead of solving the actual problem. This system does not need to be this complicated
-
#define SOAPBOX
Data will contain errors and inconsistencies, and the only player that can detect them is: the computer itself.
if the computer detects that it is in a situation where it cannot meaningfully continue, it should not allow itself to continue.
Only the computer can make that determination.
If the software does not aggressively test its data, it is usually impossible to determine whether the problem is with the software or with the data or both.
Per contra, if it does do so, it becomes impossible to assert that the input data does not contain the issues that are being tested for ... a very important thing to be able to say in a real-world production setting, where hundred-megabyte input files are common.
#undef SOAPBOX -
You know what grinds my gears?
When someone complains about an issue, then bypasses it and ruins your ability to test. Sure, you can recreate it to the best of your ability, but if the issue is very specific, you're screwed (browser, data in prod, etc). -
Context: I am leaving my company to work at a data science lab in another one.
My senior dev (with PO hat): we need to gather data from prod to check test coverage. You will like it as you will be data scientist hehehe (actually not funny). You will have to analyze the features, and find relations between them to be able to compare with the existing tests
Me: oh cool, we can use ML to do that!
Him: Nope, we need to di it in the next 3 weeks so we need to do it manually.
Me:... I have quit for something.... -
# ./symfony test:unit
Propel-Exception: Unable to execute DELTE ALL statement [...] Integrity constraint violation: 1451 Cannot delete or update a parent row: a foreign key constraint fails.
WHY ist a UNIT TEST reaching out to a REAL data base?
And who in their right mind would create a different data base schema for the tests?
This was with a clone of the real thing. Removing the FK results in double PK-errors...3 -
Power BI: wonderful tool, pretty graphics, and can do a lot of powerful stuff.
But it’s also quite frustrating when you want to do advanced things, as it’s such a closed platform.
* No way to run powerquery scripts in a command line
* Unit testing is a major pain, and doesn’t really test all the data munging capabilities
* The various layers (offline/online, visualisation, DAX, Powerquery, Dataset, Dataflow) are a bit too seamless: locating where an issue is happening when debugging can be pain, especially as filtering works differently in Query Editing mode than Query Visualisation mode.
And my number 1 pet peeve:
* No version control
It’s seriously disconcerting to go back to a no version control system, especially as you need to modify “live code” sometimes in order to debug a visual.
At best, I’ve been looking into extracting the code from the file, and then checking that into git, but it’s still a one-way street that means a lot of copying and pasting back into the program in order to roll back, and makes forking quite difficult.
It’s rewarding to work with the system, but these frustrations can really get to me sometimes2 -
When you start a data import to a test database on Friday as it will take a few days only to forget later and turn off your PC. Just finished after restarting it Monday.
-
I've just joined a new company out of despair after several month out of jobs without being able to even get interviews.
I've been warned about the code being a bit behind with modern Android stack, they needed to migrate from rx to coroutine and compose is not a priority at the moment.
Fine with it, I like handling and planning migration, that's a nice challenge.
But if only that were the only problems !! Far from it, the code is a formidable mess, I've never seen so much amateurism... Most of it was written from the previous Lead Dev who stayed there for years and touched everything with their very bad practices.
I don't even know where to start honestly...
While the code is in Kotlin, it stink Java. Nothing wrong about Java, but if you code in kotlin, you need to understand what kotlin try to achieve. And that's not the case here. There is freaking nullable everywhere, for no reason at all, the data classes contains lot of var in their constructors, equals are override to compare only one or 2 params and no hashcode override with it.
Sealed class, what for ?! Let me just write a List<Pair<Enum, Any>> and cast your any depending on the enum !
Oh and you know what, let's cast everywhere, no check, and for once no null safe, there is enough nullable in the code !
What about the reactive part ? well let's recreate a kind of broken eventbus with rx ! Cause why not ?!
The viewmodel observable don't contain data, they just contain enum for the progress of the states we're checking.
In the viewmodel function we update that enum states and emit it to be observed and make the data available as a var for the view to pick it up when needed.
But why put the business logic in the viewmodel, let's put in the views, and grab and check the variable contain in the viewmodel whenever it fits.
Testing the business logic ? uh let me just test my variable initialisation in the viewmodel instead.
The vm, the views, make about 2000 lines, the test over 3000, and not a single test really test the business logic in it ! I've made big refactoring we're all the tests stayed green, while the function are full of side effects ! WTF ?!
Oh and what about that migration from rx to coroutine ? well better not break the existing code and continue writting like rx, everything is cold flow ! We just need to store a boolean saying if we already did our call to the data layer then we decide to start our flow or not.
As for the RecyclerView, having too many viewHolder is just so annoying, let's put all our different views in one, and hide what we don't need.
Keystore has been push on the repo, but it's private no ? So who cares ?!
And wait i'm not done ! Some of the main brick of the apps depends on library that hasn't been updated for years, and you know what... yes they were hosted on Jcenter and it's only now that they decide to do something about it, we we're warned about the sunset of jcenter 2 years ago !!!!
So what about compose ? What do you want with compose ?! there is no design system in that app obviously, so don't even think about it !
And there... among all of that mess, I'm supposed to do code review... how the fuck do you do a code review when all the code that is around stink ?!
And there is so much more but by now I'm afraid you're thinking i'm just pissing on the old code like everyone... but damn I guarantee, that's the worst code I've ever seen, and i've work on more than 15 app from small to big on different contract with a lot of legacy code, but nothing that bad !1 -
Back when I was starting out in a full stack role, I worked on a fairly big chunk of functionality that would trigger off a few entry points. It was wonderful for a few months. As we approached go live, our QA team started reporting weird intermittent issues. The logic wouldn't "trigger" the first time, but would on subsequent saves. Worse yet, the state required resetting of data every time we needed to test. Three weeks later, it boiled down to a 2 second time difference between the database's GETDATE() values and the new Date() object we passed in from our application.
I'll never forget that one system should be the source of truth again. -
I've been asked to release a project which has been written by someone else, then rewritten by another developer, and both have left the company.
I can't release it yet because there is an inconsistent bug throwing some values out.
We've got it running side by side with an older legacy system which it's going to replace. Before the 2nd developer left they added some logging to our live system to record both values so that they could be monitored to make sure there was no inconsistency.
There are some inconsistencies... however, when I run the same data through the new system and the legacy system in a test environment they both come out correct.
FML
I've considered quitting...2 -
When you do some group programming and let yourself get led wasting an entire day into writing 6 out of ~12 tedious higher level unit tests with lots of data setup and jerry rigging, that turn out to not even test the code changes you made on a ticket that another team is depending on.
But thank you to your tech lead for helping rope you out of that stupid shit with knowledge and clout.
Unfortunately the ticket has your name on it and everybody except the goon squad probably thinks you're a retard for going down that adventure (which was not your idea or desire).
I need to learn how to articulate no this isn't worth it, the complicated monolith software architecture with many different moving parts, among many other things. -
I recently joined the team that is responsible for the maintenance and development of the ibis adapter framework (http://github.com/ibissource/iaf)
The IAF is an integration framework, with a set of pipes written in java one can compose a service written in xml by building a pipeline with the premade pipes. For data mapping and validation we use xsl and xsd files. The framework can communicate over different protocols such as HTTP(S), JMS, EMS, SMTP, FTP and more.
I will be responsible for the web interface where you can manage/debug/test your application.1 -
This is a question and a rant
I have to get temperature readings from an andriod app written in ionic angular to a webpage written apache wicket... No, I don't have any control over either stack.
The kicker is the wicket app isn't even run properly attached to a domain, it's just run from a box at the client and then the client machines connect through <server ip>:8080/appname
Which means I can't solve my problem by simply having the website and app on the same domain and then use local storage...
I have tried
Ionic
window.postMessage({ type: 'temperatureData', data: tempFormatted }, '*');
Test it from this page
<!-- index.html (web page) -->
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Web Page</title>
</head>
<body>
<h1>Temperature Data</h1>
<p id="temperatureData">Loading...</p>
<script>
// Listen for messages from the Ionic app
window.addEventListener('message', (event) => {
if (event.data.type === 'temperatureData') {
// Update the temperature data on the page
document.getElementById('temperatureData').textContent = event.data.data;
}
});
</script>
</body>
</html>
Which does not work, the page fails to pick the data.
So my rant is the situation. M question is does anyone have any ideas?7 -
After rewriting a piece of code to simulate a process subject to human error I previously stepped back and looked at it and realized the test data I was generating which I would have just let run of it wasn’t so long was subject to a simple distributive property and could be normalized considerably which then could be subjected to error introduction and used as training data at random and over time and error really only being ones of efficiency or last moment mistakes of a manual process
-
!rant
Does ayone knows of a
+ Good
+ Open Source
+ Free
Data test generator tool?
I'm on my first work with a development that will go to production, and I'd like to test performance, UI and all of that with random generated data. I know about dbSchema but it's trial pulls me back -
AWS offers a wide range of services that can be used to automate your IT operations. Some of the most popular services for automation include:
*AWS Systems Manager Automation: This
service allows you to automate tasks such as
provisioning servers, deploying applications, and
configuring security policies.
*AWS Lambda: This service allows you to run
code without provisioning or managing servers.
This can be used to automate tasks such as
sending emails, updating databases, and
processing data.
*AWS CloudFormation: This service allows you
to create and manage infrastructure as code.
This can be used to automate the deployment
of complex IT environments.
*AWS CodePipeline: This service allows you to
automate the software development lifecycle.
This can be used to automate the build, test,
and deploy of applications.2 -
So on my new position I get to work on Spark jobs. Never had to work with the infamous big data technologies. I never thought this would get SO frustrating for all the wrong reasons.
I'm currently trying to introduce integration tests for some Spark job I wrote. This isn't trivial though, as the data comes from several HBase tables. Mocking everything simply isn't feasible. So why not use the integrated HBaseTestingUtility? With it you can start a mini cluster that runs all nessecary services in the scope of your test.
Sounds great, eh? WRONG. Firstly the used mapr dependencies get in the way. The baked in configuration tries to automatically authenticate with your local cluster through Kerberos. Of course this doesn't work. And of course there is no way to reconfigure this as it happens IN A FUCKING STATIC BLOCK. AHHHH.
Ok. So after calming down I "simply" had to exclude all mapr dependencies and replace them with vanilla ones. After two days of dependency hell it FINALLY works!
...or does it? Well now we need test data. For that we got a map reduce algorithm that can import dumps. Sounds again, great, eh? WROOOONNNG.
The fucking map reduce mini cluster can't start, as it tries to write a symlink. Now take a wild guess what the sys admin here blocked. Yepp. TWO DAYS OF WORK RENDERED USELESS, BECAUSE OF SOME FUCKING SECURITY SETTING.
This is fine. -
Disclaimer: I love open source and I adore the owasp for what they do.
BUT owasp zap has to be the most overly complicated, badly documented tool in existence. As long as one stays within its most basic functions everything is fine, setting it up as a proxy and even issuing a root cert for our test devices worked wonderfully simple.
Then I made the mistake to try to actually do anything with the data we pulled and had to dive into the scripting console.
The documentation basically consists only of "This thing exists", it provides a msg object with no information what it contains or how it's structured, has no code completion and, here comes the kicker, if the script is run and has an error it gets flagged and can't be reenabled after the error is fixed. So I'm currently at forwarder48.groovy trying to simply store the request on a database for possible diagnostics.
So right now I already know that I'll spend most of my vacation next week trying to decipher the source, document it, fix that damn "flagged as error" bullshit and jump through a billion hoops trying to get a pull request through.2 -
What tools/apps or scripts can i use to stress test a link between to sites. May involve sending across large files, or data. Also produce graphs and reports ...
-
Hey guys, any WPF developers here?
I'm having lotsa trouble getting WPF XAML data bindings to work. Disclaimer - I'm new to OOP and thhe syntax of OOP is so damn confusing I'm never sure anything is the "right" way.
The task is to create test data for certain classes and output it in WPF. The code I have is a public static class that generates test data for certain classes and stores these objects inside a static List<Object> depending on the object. I couldn't figure out any other way to store all these objects to later be able to output them.
Then I found out that you can use ObservableCollection to automate a lot of the CRUD stuff. So I tried to change the Lists to static ObservableCollections. It mostly works and I even got it to output the data in XAML by using DataGrid.ItemsSource = TestDataCreationClass.authors in the MainWindow.xaml.cs. However, I can not for the life of me figure out how to do the bind through XAML only using the ItemsSource property. No matter what I do, it cannot find the Collection.
I googled for quite a while and every example seems completely different from mine so I'm at a loss.
If you need any more info or code snippets I'd be glad to provide them.
Any kind of help is appreciated.
Thanks in advance!1 -
One nightmarish project that was doomed from the beginning, had me as the sole developer. I could hardly sleep when we began testing on a separate test system, but with (nearly) all the config stored in shared memory and copied from the production system, I dreaded, half awake, that the production server data base connection was still configured in the test system and that it was shooting all it's test data repeatedly to prod.
Finally drove to company in middle of the night at 4 o'clock. Checked everything was OK, tried to sleep 3 hours before the start of the work day.
This system also had the most hideous memory corruption in some shared memory that was used across several processes and should have been thoroughly protected by a mutex, but somehow, sometimes this crucial map, that was used to speed up the access to all the customer data just contained garbage.
Still haunts me to that day. (Like xkcd's unresolved tension of a non-matching parenthesis - an unresolved bug.