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Search - "reverse"
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Cheat Engine's installer's EULA:
```
15) You may disassemble and reverse engineer any part of this program, although just looking at the sourcecode is easier
```
appreciate the honesty2 -
Swift, oh my god, why do you have to be like this?
I'm looking to write a simple for loop like this one in java
for(int i = 5; i > 0; i--) {
// do shit
}
Thats it, simple, go from 5 to 1 (inclusive), I saw that to iterate over a range in a for loop (increasing ordeR) I can do this
for i in 0...5 {
// do shit.
}
So I thought maybe I could do this to go in reverse (which seems logical when you think about it doesn't it?)
for i in 5..<0 {
// do shit
}
But no, this compiles FINE (THIS IS THE FUCKING KICKER IT COMPILES), alright, when you the code runs you get a fucking exception that crashes the mother fucking application, and you know what the problem is?? This dogshit, shitStain of a language doesn't like it when integer that the for loop starts with is larger than the integer that the for loop ends with MOTHERFUCKER ATLEAST TELL ME THAT AT COMPILE TIME AS A MOTHERFUCKING WARNING YOU PIECE OF SHIT!!
Alright *deep breathing*, now we can't just be stuck on this raging, we're developers need to move forward, so I google this, "Swift for loop in reverse" fair enough I get a straight forward answer that tells me to use the `stride` functionality. The relevant code for it
for i in stride(from:5 to:1 by:-1) {
// do shit
}
Wow looks fine and simple right?? (looks like god damn any other language if you ask me, no innovations here piece of shit apple!) WRONG BITCHES !!! In the latest version of Swift THE FUCKING DEVELOPERS DECIDED TO REMOVE STRIDE ALTOGETHER, WITHOUT ADDING IN A GOOD REPLACEMENT FOR THAT SHIT!
Alright NOW IM FUCKING MAD, I got rage on stackoverflow chat, a guy who's been working on ios for quite a while comes up n says and I quote
"I can sort of figure it out, but besides that, iterating in reverse is uncommon enough that it probably hasn't crossed anyone's mind."
Now hope you guys understand my frustration, and send me cookies to calm me down.
Thank you for listening to me !27 -
Client: I want you to reverse engineer this piece of software!!
*posts some link to an exe on altervista along with some unrelated crap*
Oh and "I PAY"! (Because you can't even take that for granted anymore these days.)
Me: Alright, I'll look into it but I'm not a reverse engineering expert so don't expect too much.
*Closes Facebook*
Client, day after: Hey have you looked into it already? Have you finished it already?! HEY, RESPOND ALREADY!!!
Me (thinking): YEAH AFTER 1 DAY AND NO PAYMENT DETAILS WHATSOEVER, I INSTANTLY DROPPED EVERYTHING JUST TO PLEASE YOU, FILTHY RAT SACK!! You fucking wish, motherfucker. Down to lowest priority you go! And if I don't feel like doing it, how about I just drop your request and tell you to suck my fleshy snek, HOW ABOUT THAT HUH? Fucking piece of shit 😤12 -
My company contracted a 3rd party to do an internal system for us...
We only knew about it when it was almost done and we got the code... Oooooo boy.... What a fucking shit they did and got paid for...
They have a encryptPassword() and decryptPassword() functions...
What they do you may ask?
Well...
Encrypt: for loop that reverse the string and base64 it 5 times...
Decrypt: the opposite...
That's how they store passwords....
Our intern snapped at a company meeting when they where talking about maintaining it 😂😂22 -
Does anyone else have that one guy or gal you work with that's ALWAYS the one to find the weirdest, inexplicable bugs possible? Yup. That's me. Here's some fun examples.
*Unplugs monitor from laptop, causing kernel panic*
*Mouse moves in reverse when inside canvas*
*Program fails to compile, yet compiler blames a syntax error that doesn't exist*
*malloc on the first line of a program causes a segfault*
And for how the conversation usually goes
Me: "[coworker], mind taking a look at this?"
Coworker: "Sure.This better not be another one of 'your bugs'. ... ... ... Well, if you need me I'll be at my desk."
Me: "So you know what's causing it?"
Coworker: "Nope. I've accepted that you're cursed and you should do the same."8 -
I find the whatsmydns.net website very useful. Too bad that they don't have an api so that I could use it with the commandline 😥
A few hours of analyzing and programming further I 'reverse engineered' the website and wrote a CLI tool which works perfectly fine!
Even though things like these are simple, they always make me feel like I'm a tiny God of sorts 😊7 -
Best experience: reverse engineering a CMS site to build a mobile app for it
Worst experience: reverse engineering a CMS site to build a mobile app for it -
Once we were going to present a web service to governmental firm. All is going well so far and my boss asks me to host the web application the day before the presentation.
I hosted it and all was good with demo production tests, but I had a bad feeling.
While it was running on our server, I also ran it locally with a reverse proxy just in case.
* Meeting starts *
* Ice broken and down to business *
"And now our developer will run the demo for you..."
* Run the demo from my laptop to double check --> 500 Internal Server Error *
Holy shit!!!
* Opens reverse proxy link on my laptop. Present demo during meeting. Demo works like a charm. *
Firm representative: "Great! Looking forward to go live."
*Our team walks out*
GM: "Good job guys"
ME:4 -
I had to integrate an internal service. The doc said:
Lorem impsum...
fuck me I had to reverse engineer it.5 -
Backend internship interview
They: Can you reverse the given string without using pointers? (C++)
Me: Yeah, sure
*Then I start explaining how I am gonna approach the problem and such*
They: Ok, we understand that you can do it, now can you write a front-end that has a couple of routes. Also, these routes should have some sort of list views because we want you to print information **attention** that you are going to parse from Amazon inside those list views.
Me: *dumbfounded and trying to explain that am not a front-end developer*
They: But we still want you to do this.3 -
reverse turing test in which you have to convince machine that you are a human... oh wait we already have captcha2
-
My first hack... Back at the days when phones had disks to dial a number. I was a kid of cause, I'm not that old. I used to like to call my grans. Once, when I supposed to go to sleep already, I've found out that there is phone socket in my room (the one connected to the copper wire, that is where the word "phone line" came from).
It took me about a half of an hour to detach handset from the toy phone and about two ours to reverse engineer dialing protocol (you just need to disconnect the line sequentially corresponding number if times).
And after that I've heard my granny's voice. I was literally overwhelmed that it worked.6 -
I inserted a unicode 'reverse text' character into the registration form of our energy provider and see what we got today 😁🤣9
-
Back when I was in school (about 15 years old) and I played games, I had a particularly favourite game that I would play. It was a lesser known strategy game made by a single hobbyist Dev.
I was already known in the community for making some mods for the game and chatbots.
What most people didn't know was that I had made a map hack and various other cheats that made it significantly easier to win by reverse engineering the game and modifying the x86 assembly in ollydbg.
One thing in particular I had been working on at the time was a game replay editor. I had reverse engineered the saved game (replay) format and was able to replay them, edit them and generate them.
During one particular match, a person in the community particularly annoyed me and I edited the saved game to change what his moves were and the words he spoke. It made him look a bit like an idiot but IMHO was only a slight exaggeration of the truth.
I posted the game replay on the forums and everyone was in hysterics about the crazy things he did and said in the replay.
As no one knew I had this capability they all believed the replay and even the guy in the replay couldn't believe it himself and didn't understand what happened. He just kept telling everyone it didn't happen and the 'truth is in the pudding'.
Although I originally intended to tell everyone what I did, I never did and whenever the guy entered in to a game everyone would laugh about it and say 'the truth was in the pudding'.
He was no longer annoying me and it sort of made me feel like a god at the time.
So that's my wk65.2 -
Impostor vs Kenner syndrome
We got a new kid which does his internship from school. We talked and he asked me what stuff I had done with 14 - 16. I remembered with 14 I was really into reverse engineering, assembler and c/c++ but never managed to actually build something.
So he started to say stuff like he could replace me in an instant and he should get paid for this internship at least as much as I did, because he made some websites and games already.
I really was down. Kids today get a lot of shit done and I was a disappointing lazy little shit just playing games and try to reverse engineer stuff and learn assembler and c++.
It's been month and shit hit me when I've seen his stuff was copy pasted from a tutorial/ YouTube video.
Today's ressources, languages, frameworks make it really easy to build something but I still got respect for everyone every age who is interested and get into programming and stuff.
But I hope you'll read this you little shit and realise that you can use a simple physics engine by copy and pasting code. So don't talk disrespectful to people in general especially when they can create a whole game and physics engine.14 -
No, MD5 hash is not a safe way to store our users' passwords. I don't care if its been written in the past and still works. I've demonstrated how easy it is to reverse engineer and rainbow attack. I've told you your own password for the site! Now please let me fix it before someone else forces you to. We're too busy with other projects right now? Oh, ok then, I'll just be quiet and ignore our poor security. Whilst I'm busy getting on with my other work, could you figure out what we're gonna do with the tatters of our client's business (in which our company owns a stake) in the aftermath of the attack?7
-
Me (refactoring bosses code):
Is this worth it?
let me work it...
I'll put this thing down, flip it, and reverse it
Boss:
did you just Missy Eliot my code?
Me:
Ti esrever dna ti pilf nwod gniht ym tup I1 -
Dude reverse engineered mcdonalds API to filter out which mcdonalds have ice machine broken https://twitter.com/rashiq/status/...
Result: https://mcbroken.com/9 -
Dear software companies,
As much as I appreciate all the dark themes being used lately either as default, or added as options (Youtube, Discord, Postman, Windows Explorer, etc)... you guys still suck at theming.
A #000 background with #fff font is almost as bad as the reverse. Too much contrast! Then there are some apps which use grayish tones, others brown/orange stuff... pretty ugly if you use it all next to each other.
So how about just adding good theming support? Or even better: what about a global theming standard, a styling preference, a system wide json file which defines UI elements for all apps?4 -
Finally got myself a Lytro Illum!
I,v been wanting to buy one since it came out but the company who made it closed down in 2015..
Thoose fuckers just thrown everything in the trash and set it on fire, software, firmware, mobile app etc.. no open source, no archives, your expensive camera is now a paper weight! You’r welcome!
So i got myself a new hobby, started reverse-engineering the fuck out of it, luckily it’s based on android (api17), i have adb and it’s running a hidden DHCP server too so it’s coming along nicely :D
I’m planning to make a camera control mobile app for it and maybe some faster image processing, wifi sharing etc..
I love beeing in home office :D19 -
FUCKING TELEGRAM FUCK YOU STAY IN YOUR FUCKING API DOCUMENTATION AND STOP FUCKING TESTING YOUR SHIT ON A PRODUCTION SYSTEM WHY WOULD YOU DO THAT FUCK OFF WHY AM I EVEN DEVELOPING SHIT FOR YOUR PLATFORM ANYMORE WHEN FOLLOWING YOUR DOCUMENTATION LEADS TO FUCKING ERRORS AND WE HAVE TO DECOMPILE AND REVERSE ENGINEER YOUR FUCKING "OPEN SOURCE" APPS BECAUSE YOU DONT EVEN BOTHER TO FUCKING UPDATE THE SOURCE CODE ONCE A YEAR WHAT THE FUCK
Thank you for your attention7 -
The client requested an ability to create reports in the app I had been working on. It was completed to their specification and they were happy with it for about a week.
Then, they asked me to redo the report, changing various components around so I told them it can be done, but is time consuming because they're essentially asking for a completely different report.
Now, they never even looked at the code before and the extent of their coding knowledge is excel formulas. Their repond to me was "it's easy, just reverse the loop."
I simply did not know how to respond. "Just reverse the loop." ...I mean it's so simple, just reverse the loop... It doesn't matter that I've spent a good amount of time on this already, or that the client have never seen the code, doesn't understand coding, doesn't care about programming, none of that matter. ...just...reverse...the...loop...6 -
Trying to reverse engineer an API.
Who on fucking earth thought it would be a good idea to let the response be JSON but.... THE VALUE OF THE MAIN INFORMATION THING/KEY PLAIN (UGLY AS HELL) HTML WITH EVEN GOOGLE TAGS BULLSHIT...
WHY?! THIS HURTS.
EHVIENZJVYENWBFFJSJZ 💀12 -
TL;DR: check polarity before plugging your DIY circuits into others!!!
*goes off to watch some Lucky Star and drink some booze*
*notices phone battery dying after 3rd pint*
But my charging cable that Huawei delivered with this thing is way too short... Well that ain't no problem, I can make one of my own 😎
But I'm tipsy.. sound I really enter the workbench in this state?
*goes off to build a charging cable anyway*
But what was USB-A male connector's polarity again? Oh, there's the fan's USB connector that I've made in the past. Let's check on that one. So, left is positive and right is negative?
*solders the wires on*
Snip, strip, stick, done! Well that was easy. I guess that all those failed soldering attempts and lost pads in the past as a means of training did pay off in the end!
*plugs phone into Raspberry Pi media center through new charging cable*
Strange sounds coming from the speakers.. well that's odd. Reverse polarity or maybe the Pi can't handle a 1A load from my phone?
*plugs phone into the 5V 5A charging hub that I've made earlier*
That oughta do.. current limits should be no more in that thing.
*charging hub makes high-pitch noise similar to the Pi speakers*
Definitely a reverse polarity, isn't it :') let's check on the Gargler...
Oh shit! It is a reverse polarity mistake!!! Should've checked this earlier >_<
*resolders wires properly*
Alright, finally done.. as I'm writing this post, my phone's charging from the Raspberry Pi through my fixed charging cable now...
Lesson learned. Always check on the internet what the pinout is before soldering anything, don't solder while tipsy, and be fucking grateful that this phone has reverse polarity protection in it.
Nexus 6P with all its shortcomings regarding power delivery and battery management, luckily it's got reverse voltage protection features built-in. Otherwise it might've costed me my phone. Always double-check before plugging anything into something else!!!5 -
FUCK YOU WORDPRESS
Omfg never been so fucking pissed in my life.
I just wasted 3 hours because this fucking bullshit rewrites the fucking URL based on the URL on a config fucking file?!!?
It fucking ignores: apache virtual host configs and nginx reverse proxy
omfg...8 -
School has default router username and password. And it's not just a shitty tp-link router. It runs linux.
Made a simple reverse shell and I have a fully functional linux computer. Not really a hack, but it's sad.
Soon to get to the school server!3 -
Senior manager: I cant understand how this project has taken so long?
Me: Well you hired me as a C# WPF developer and then asked me to deliver an android app without any kind of training so i had to teach myself app development and reverse engineer the undocumented protocol it needs to use to communicate with our product.
Senior manager: Ok. I get that, but it should only take around 3 months to get up to speed though right?
Me (to myself): how in the hell? New platform, self teaching, undocumented protocol for a complex low level real-time system, other responsibilities taking at least 50% of my time and i should be as productive as an outsourced app dev company in 3 months???!! FFFFFUUUUUUUUUUUUUU!!!!!!!!!3 -
Only slightly tech related. So proud of my mom.
Many years ago I helped her create a Facebook account. As it happens with most older people, she started sharing false news that she saw on her network.
So I taught her how to verify. Reverse image search. To google it and if no real news site talked about it, it was fake.
Anyway, she listened and started learning.
Now she is telling people when they are posting something untrue and I even taught her how to report false news posts.1 -
Dropping out of college because it was useless, and getting a job in the industry while continuing to teach myself.
That way I was paid to learn instead of the reverse — and I learned newer and actually useful things. I also saved time to boot.
I might not have a masters degree, but that doesn’t matter, either. Experience is always better than a comparable amount of education.
Honestly, none of the good devs I have worked with held masters degrees. To a one, they were all self-taught.7 -
I miss the days I actually enjoyed playing games.
6 years of programming later...
I'm always wondering how did they make the game? Once I find out how, I lose interest in the game.
I spend more time reverse engineering/exploiting/modifying the Client of games than actually playing them, more out of curiosity than causing harm.
Am I evil? 😫5 -
Tech support for Friend...
Again...
Ok...
A friend ran down the hallway to my Appartement, I opened the door for him and asked him "What The Fuck... Is wrong with you?!" He was just coughing like...
My... Laptop.... Is... Slow...
When he then eventually came to the point where he could Breath normally again I asked him to login into his by then super with shitty software bloated PC... It was a mess... A Desktop full of Shit... only Shit... I
then opened Chrome and Task Manager...
and holy shit... EVERYTHING! Literally ANYTHING was under 100% Load... Yet his shitty Fans werent spinning up... Shutdown the Laptop and opened it... not to my surprise it was full of Dust... I cleaned it and booted it again... still 100% Load... I couldnt do shit without being bombarded with porn and Hentai Ads... So... I asked him "Did you make any backups to this machine?" He was like.. "*Really long explenation* No *Really long Explenation*"
Great... i thought to myself... Then I said to him his PC was so trash that i only could Reset it to 0... He was like DO ANYTHING YOU CAN LITERALLY ANYTHING!
I then explained him, Resetting this PC Means literally 0 A Fresh start, nothing of your data will be there literally nothing...
He again Was like DO IT!
So I did... When it was done i showed him the result... He FREAKED OUT LIKE THE WORLD WAS GOING TO FUCKING END, HE SCREAMED AT ME WHAT THE HELL HAVE YOU DONE? REVERSE IT! REVERSE IT NOW!
I Then said to him, I reset it to 0, I said this would happen...
He then took his now perfectly running Laptop and Ran away...
tl;dr
Tech support for friend, Reset PC to 0, Freaked out AF...3 -
I learnt programming by making cheats for games and reverse engineering them. It was a fun experience as it wasn't always easy to start with C++ and assembly but it was definitely worth it. Though when you come from a low level language such as C++, looking at highly abstract languages such as Javascript makes everything feel wrong in Javascript, especially when it comes to types and how you can just switch types in the middle of the code :D. But it also gives you an understanding of how Javascript could be implemented, what the engine is doing in the background when you create an object etc..
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If you ever wondered how to get all the data from your database in reverse order, chatGPT is here to help.26
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I often times write code and think to myself "I don't have to comment this, it's obvious what is going on", only to find myself back at the same code, figuring out wtf it does...1
-
!!oracle
I'm trying to install a minecraft modpack to play with a friend, and I'm super psyced about it. According to the modpack instructions, the first step is to download the java8 jre. Not sure if I actually need it or not, but it can download while I'm doing everything else, so I dutifully go to the download page and find the appropriate version. The download link does point to the file, but redirects to a login page instead. Apparently I need an oracle account to download anything on their site. stupid.
So I make an account. It requires my life story, or at least full name and address and phone number. stupid. So my name is now "fuck off" and I live in Hell, Michigan. My email is also "gofuckyourself" because I'm feeling spiteful. Also, for some reason every character takes about 3/4ths of a second to type, so it's very slow going. Passwords also cannot contain spaces, which makes me think they're doing some stupid "security" shenanigans like custom reversible encryption with some 5th grade math. or they're just stupid. Whatever, I make the stupid account.
Afterwards, I try to log in, but apparently my browser-saved credentials are wrong? I try a few more times, try enabling all of the javascripts, etc. No beans. Okay, maybe I can't use it until I verify the email? That actually makes some sense. Fine, I go check the throwaway inbox. No verification email. It's been like five minutes, but it's oracle so they probably just failed at it like everything else, so I try to have them resend the email. I find the resend link, and try it. Every time I enter my email address, though, it either gives me a validation error or a server error. I try a few mores times, and give up. I try to log in again; no dice. Giving up, I go do something else for awhile.
On a whim later, I check for the verification email again. Apparently it just takes bloody forever, but it did show up. Except instead of the first name "Fuck" I entered, I'm now "Andrew", apparently. okay.... whatever. I click the verify button anyway, and to my surprise it actually works, and says that I'm now allowed to use my account. Yay!
So, I go back to the login page (from the download link) and enter my credentials. A new error appears! I cannot use redirects, apparently, and "must type in the page address I want to visit manually." huh? okay, i go to the page directly, and see the same bloody error because of course i do because oracle fucking sucks. So I close the page, go back to the download list, click the link, wait for the login page redirect (which is so totally not allowed, apparently, except it works and manual navigation does not. yay backwards!), and try to log in.
Instead of being presented with an error because of the redirect, it lets me (try to) log in. But despite using prefilled creds (and also copy/pasting), it tells me they're invalid. I open a new tab container, clear the cache (just to be thorough), and repeat the above steps. This time it redirects me to a single signon server page (their concept of oauth), and presents me with a system error telling me to contact "the Administrator." -.- Any second attempts, refreshes, etc. just display the same error.
Further attempts to log in from the download page fail with the same invalid credentials error as before.
Fucking oracle and their reverse Midas touch.10 -
Got hired as an SSRS engineer. Walked into work day 1 thinking I was a bad ass with my SQL joes2pros knowledge and quickly (and i mean quickly) got smacked down with what real SQL procs look like........should've renamed my title to SSRS reverse-engineer. Good times.2
-
Reverse the given string without using inbuilt java methods... 😭😭😭😭
Every time you will get this question even when you have more than 6 yrs of experience 😡11 -
Staring at cursed blinking cursors.
Repairing work of worst thinking workers
Reverse merges or it'll murder the servers, it nurtures despair
Amateur managers, dimwitted savages interrupt all of us janitors
Cleaning up damages, spills and experiments using skills in embarrassment
Explicit foulness, in a minute it's straight to the bowels with weapons of limitless vowels
A bittersweet hateful machete, eviscerates stateful spaghetti
The slow disease flowing from keys knowing it's going to please
The growing unease, no one agrees, there's no guarantees with your useless degrees
Need more drugs, keyboard's crawling with bugs, falling as I chug
A bottle of cognac gotta love all the hacks, no poise for code that lacks
All the noise, gotta relax, before I destroy the syntax.
Excuse me for not making sense.
Too gloomy, aching and tense.10 -
I. HATE. HUMANS!
A family of four lurking side by side on an already extremely small sidewalk? Stop reproducing or I will start kicking your fucking kids in front of the next truck.
Ignoring the traffic laws as a biker and almost crashing into me because you just didn't care for the traffic light? Fuck you! Next time I see you I will stick a steel rod in between your spokes so you fly into the next cars window.
Randomly and spontaneously stoping on the sidewalk while I am at my top walking speed? Next time I will just run you over. With a bulldozer. And than again in reverse. I just don't get people, I guess.8 -
In case anyone missed it, you probably shouldn't be using tiktok. That said, anyone surprised by this behavior is likely generally unaware of how monetization works on social media so carry on.
https://boredpanda.com/tik-tok-reve...9 -
Okay, so I'm in rage mode right now :/
Last week a client of mine absolutely insisted on removing the "irritating delete popups" as they phrased it, against my advice.
In short, when deleting a record, I had a sexy "swal" confirmation appear (see https://limonte.github.io/sweetaler...) with some key data from the record, that prompted the user to confirm the action.
The client has now emailed me with the subject "URGENT, please read ASAP!!!". The email says his staff has deleted lots of records incorrectly.
*** face palm ***.
This is EXACTLY why we include delete confirmation prompts.
As I've used Laravel with soft deletes (luckily for my client) it shouldn't be a huge issue to reverse around 400 deleted records. However, I'm charging my client for half a days work out of principal.
Perfect example of my client not listening to me :(5 -
I am interviewing people for a job position with python knowledge.
My first question is how to reverse string and second one what’s the difference between set and list.
So far no one knows.
Fairly speaking I am asking only basic questions about what is decorator, generator, lambda. Also some basic data structure questions.
Is it to hard ?
I lost my faith in humanity.15 -
Ok, I give up reverse engineering this. Full of netscape compatibility and iframes, and more shit.
Typical korean websites. ^v^rant debugging developer tools javascript performance website vivaldi reverse chromium netscape engineering1 -
I just read the rant: "I use base64 to encrypt my passwords". Found it hilarious!
But I can't believe the amount of people taking it seriously in the comments section! I see just one of these possible explanations.
A) They want to show off
B) They are unable to detect sarcasm
C) They have mastered trolling and I'm stupid
In case it's C, wouldn't this rant be considered as reverse trolling? 😎5 -
Me: *spends 5 hours screwing around with recursion and performing operations in reverse order*
Unit tests: *pass*
Me: Wow. Okay, that’s interesting.
*run tests again*
Me: Right, well, that’s just dandy. Now, how did I get here and how do I document this...
TL;DR I spent 5 hours fucking about and accidentally came up with a working solution that I can’t explain
EDIT: RIP wrong category1 -
The 5 stages of project management:
1 - the Mission:
Receive a project
2 - the Vision:
Over confidence and optimistic time estimation. Tell people how quick you can finish it.
3 - the Climax:
Adding unnecessary features. Try to be innovative. Think different. Feeling like a Rockstar.
4 - the Bargain:
Does not aware deadline is not far away. Reverse all unnecessary or impractical moomshot features. A bit stressed
5 - the Embarrassment:
Unpredicted obstacles or incidents. Late delivery or fail. Feel like a loser.1 -
!rant 📚 📑
Cybersecurity books @Humble Bundle
https://humblebundle.com/books/...
There is a really great Humble Book Bundle at the moment, starting at 1$. The bundle contains several cyber security books ("Practical Reverse Engineering" and "Security Engineering" have a good reputation).8 -
I'm a "published" freelance dev!
Last night I made my first web application available to the internet. It's an internal enterprise management system for a small non-profit.
It's running on a single $6 a month digitalocean droplet, and the domain is $12 a year, so yearly cost for them is absolutely rock bottom.
It's written in asp.net 6.0 razor pages, nginx reverse proxy, certbot for HTTPS certificates, fail2ban for ssh protection (ssh login is via ssl keys), entity framework with MySQL.
The site itself has automatic IP banning based on a few parameters like login spam, uses JWT tokens, and is fully secured.
All together, it's a lot of value for about $100 a year.14 -
First rant goes here...
Had an interview for post of android dev at a start-up(please note: they specified they need a full-time android dev for their team, junior role, even freshers would do). Not a single question asked from android- architecture, apps, libraries, not even anything from my resume. They thought that any person who can 'reverse a linked list on paper' can work with them, but not a dev who has a year's experience in android development.
At the end, after asking me about a dozen (quite simple) DS questions, they said they can't provide the opportunity to a fresher, and I can join as an intern for 3-6 months and 'work my way up'.
WHY THE FUCK YOU SAID YOU NEED A FULL-TIME ANDROID DEV WITHOUT MUCH EXPERIENCE? AND WHY DIDN'T YOU ASK ME RELEVANT QUESTIONS?3 -
Playing around with Bard:
Me:Who called me from ...?
Bard: <blah blah blah> Would you like me to run a reverse phone lookup on that number for you?
Me: Yes
Bard: I'm just a language model, so I can't help you with that.
Me: Then why did you ask?
Bard: "I understand that you don't need me to run a reverse phone lookup, and that's perfectly fine. I just wanted to offer the service in case you were interested."
I tweaked the question and Bard responded with a Python script and a phone number regular expression.
Our jobs are safe for now.1 -
Might be nothing for others, but I finally published my Vue website with the following setup:
1. Vue inside docker
2. Nodejs API inside docker
3. MongoDB inside docker
4. Nginx as reverse proxy
5. Let's Encrypt
6. NO I WILL NOT SHARE THE LINK, don't want to be hacked lol and it is for personal use only.
But I'd love to thank devRant members who have helped me reach this point, two months ago I was a complete noob in Vue and a beginner in NodeJs services, now I have my own todo website customized for my needs.
Thank you :)26 -
Saw this on HN recently and thought I'd share it here:
https://github.com/viraptor/...
It is a large collection of interview questions aimed at the company, to help you spot red flags or find things you'd like to have. Hope it's useful for you guys2 -
I feel like my legacy has begun. I hear people using a notation description that I think that I invented.
When one does port mapping in commands it is like this: 5432:5432. Nobody remembers which port comes first unless they the command a lot. I confidently referred to it as "reverse cotton eyed joe notation" in a meeting.
"Where do you go? Where do you come from Cotton eyed joe?"5 -
Over the past couple of days I did nothing but focus on programming. Well, today I fell asleep while working, became semi-lucid and managed to access root directory of my brain and went into a folder called "dreams" and viewed my yesterday's dream.
That felt mental when I woke up. I wonder if it really was yesterday's dream or was it my dream thinking it's yesterday's dream? Can I reprogram myself? Damn. Does that mean I did a reverse Matrix?3 -
"Want to edit that file? You need to clone [this], then install [x] followed by [y] and [z]. Then telnet into the 80's and curl this page directly from Ceefax. Install the binaries and compile the watchers. Hit ‘enableficate’ and wait whilst it builds the VM mirror. Remote desktop into the vm from a Windows2000 machine and install a UI. Search for [some file]. This is cross-compiled into an reverse ascii hex hashinator so you’ll need to decompile it using fudgeunpacker. Edit the file as required then reverse the entire process to synchronise it with the repo. You can then upload the file to the server (remember that [thisdomain] is on [some obscure remote server] so you’ll have to email them the file in [x localle] office hours)”4
-
The dev.to code of conduct is irritating.
Direct quote:
We pledge to prioritize marginalized people’s safety over privileged people’s comfort. We will not act on complaints regarding:
- ‘Reverse’ -isms, including ‘reverse racism,’ ‘reverse sexism,’ and ‘cisphobia’
...what?12 -
Every time I'm looking through the Minecraft code trying to reverse it I stumble upon this little historic artifact and it never ceases to make me feel weirdly happy :D
-
I'm currently one of two "pen testers" for the anticheat system of a game.
It all started a few days ago when the developer handed me the obfuscated package and told me to go at it. No big deal, I've bypassed it before the obfuscation, so I just changed some imports and sent in the screenshot.
Fast forward 100+ hours, it's turned into a cat-and-mouse game. He sends us (the testers) an update, we break it within hours. We show him what we exploited and he attempts to fix it. Rinse and repeat.
Finally, today he patched the one hole that I've been using all this time: a field in a predictable location that contains the object used for networking. Did that stop me? No!
After hours of searching, I found the field in an inner class of an inner class. Here we go again.3 -
Not quite a rant, but if you came here for a cool way to reverse strings in python then I've got you covered:
backwardsString = string[::-1]
Don't know why you come to devRANT for tips on python string reversal but hey
I thought it was cool at the time ::)))3 -
1 - Writing a 20 lines Python module in 15 minutes approx.
2 - Accidentally deleting this module.
3 - Taking 1 hour finding a way to generating source code from the compiled PYC Python file.1 -
So I have to fix this motherfucking insane regex with over 1k chars in it ...
This fucking shit is not maintainable and there are no comments or any other sort of documentation.
And this bullshit was not build via code so that bastard wasted weeks of time to develop that shitty expression by hand on a online regex tester website.
So I have 3 options:
1. Reverse engineer everything and waste my precious time
2. Delete that shit, analyze the input and write the regex via code instead of creating it by hand
3. Look for that "super duper clever" dev and break his legs.
I think option 3 suits me best.
And for you dear reader, if you are regexphile, enjoy this gigantc regex with >16k chars:
http://madore.org/~david/weblog/...7 -
Taking a for-giggles training on reverse engineering... It's theory. Basic level theory. Posted 6 months ago.
"someone might want to reverse engineer Microsoft Word in order to change its code so that it could be run on a Mac."
Are we ignoring how old Word has had Mac support????
Or "To prevent circumvention, some programs require as part of the terms of use that you do not attempt to reverse engineer their code." like this will stop someone who wants to circumvent having to pay from acting illegally, because we all totally read EULAs and T&Cs...
Whyyyyyy4 -
I will give you a reverse rejection. Went to two interviews on site with company. They asked me a question, and I struggled. Solved the question one hour after the interview :) asked me to come for a second hands on interview, make some changes to sample code. Did that reasonably well. I rejected them because in both times the engineers we're sitting behind their laptops and were working. 0 interest or engagement on their side about the candidate.
That startup failed some years after.1 -
As the news that hackers have kept new "pirates of the Caribbean" on hold, this kind of comment reassures the trust or acts as reverse psychology to pay up.
Any ways they have got better customer service than any other big corporates1 -
I hate having to reverse engineer an application you built, just to understand it. All because you haven't worked on it in months.
-
My biggest regret is the same as my best decision ever made.
The company I work for specializes in performing integrations and migrations that are supposed to be near impossible.
This means a documented api is a rare sight. We are generally happy if there even IS an (internal) api. Frequently we resort to front-end scraping, custom server side extensions and reverse-engineered clients.
When you’re in the correct mindset it’s an extreme rush to fix issues that cannot be fixed and help clients who have lost most hope. However, if your personal life is rough at the moment or you are not in a perfect mental state for a while it can be a really tough job.
Been here for 3+ years and counting. Love and hate have rarely been so close to each other. -
What kind of developer are you and what is your opinion on other development areas?
Me: Junior dev, oriented towards full stack and Android(with a sysadmin background):
-Low-level(kernel development, embedded, drivers, operating systems, reverse engineers)- Badass, I wish I could do that.
-Mobile apps- awesome but too high level sometimes.
-Full stack/Backend- awesome.
-Web Frontend- fuck HTML+CSS. JS is cool I guess.
-Enterprise applications(e.g SAP) Pajeet, my son.
-Malware development- Holy shit that is awesome.
-Video Game development- was my dream since childhood.
-Desktop apps- No opinion.4 -
I was having great progress in reverse-engineering the devRant Avatar system...
And then I came to the shirt list.
109 SHIRTS THAT HAD TO BE METICULOUSLY DOCUMENTED AND GIVEN AN INDIVIDUAL CODE
AAAAAAAAAAAAAAAAAAAAAAAAAAAA9 -
The problem being a dev at a big company (around 1000 devs) with huge codebase (I mean huge, tens of thousands of modules, if not millions) is that, as many hands touch the code of a project and deadlines are always short, not everyone care about changing the documentation afterwards.
This translates to double the work everytime you need to fix a bug or something as you have to quickly reverse engineer the modules to understand it - the documentation often reflects an old version and it messes things up much more than it helps you out.4 -
When you try to reverse engineer some $5 toy but the ICs Datasheet is only in chinese ;-(
And Google translate for pdf sucks.4 -
The coolest thing I have worked on is a League of Legends sandbox. A reverse engineering of the official server, so we could do whatever we want.
-
Since we're limiting this to things on my desk I can't do any more deep cuts out of my calculator collection, but this one is still somewhat interesting.
The HP 32S was my friend throughout university, it replaced the 15c I used before which does not live on my desk. The notable thing about the 32s is the fact it's an RPN calculator. RPN calculators are the best way to have friends never ask to borrow your calculator. The exchange will start by them asking to use it, you saying sure, and them handing it back a few minutes later without saying a word.
There's two kinds of people in this world. People who go "wtf" in an interview when asked to create a calculator program using a stack, and people who were oddballs and for whatever reason used reverse polish notation devices.
For those not familiar, rather than entering values into the calculator in "10+10" fashion, you instead provide it a compositional set of values until an operation is provided (10,10,+) at which point it executes. The why is, this type of operation allows the calculator to more naturally process operations, and eliminates the need for parenthesis which makes the operations less error prone in practice and easier to track.
The 32s had a 4 year run before being replaced by the 32SII. In the same way using a Curta will give you a significant understanding of how radix computations and floating points work. Using an HP 32s (or any of its predecessors) will do the same for algebraic functions, because you had to program them yourself using a basic label address system that also had subroutine support.
Kids who grew up with graphing calculators don't know how good you had it 😋4 -
When your colleague comments out some of your codes just to reverse engineer how it works. And checked it in!!!1
-
When you try your best but you don't succeed
When you get what you want but not what you need
When you feel so tired but you can't sleep
Stuck in reverse
...
I am currently facing a client from hell. I don't even wanna write down the shits she is giving us. This lyrics are just prefect for my scenario.6 -
I don't like interview coding challenges. At the same time, given the skill level of some developers I've worked with who work for a contracting firm and presumably didn't get a coding test in their intervies...I understand the necessity. Some people are so bad at coding that even the simplest of coding tests can show how bad they are.
I think my favorite is being given a simple task to write code for. And that's it. No "use this specific language feature to do this specific thing". Just a task and that's it.
I got a really simple coding test once. I had to reverse a string. I could choose any language. Presumably they wanted to see loops or something, but I just used Python and did this: string[::-1]
I got the job.3 -
Spent almost four days trying to reverse engineer a feature the previous developers failed to document but a sales lead from before the take over was counting on.
Turns out it was never made and the whole exercise was a waste of time.3 -
I'm curious...is there a practical application for reversing a string, other than for tutorials and interview questions?9
-
My own colo server. My own cloud. My own infra.
Fuck all of the CSP's and their fucking broken TOS and their data privacy violations!
Why do you think Amazon is so cheap? Because when they discover a product/service/software on AWS makes money, they WILL Reverse engineer it, make it and price you out of the market. It's their business model!5 -
Idea for a next gen image compression method:
* Put your image into a reverse AI image generator to get the prompt for that image.
* store the text string as the compressed image
* Put the text string into to AI image generator to get back your compressed image.14 -
Solved a major scalability issue today.
I'm starting to think I might actually be as good as what I told the recruiters I was.
This hadoop-ecosystem job used to take about 2h40min and cost about USD 1.00/GB.
Now it takes 36 mins. At about 0.85/GB.
Fixed some over shuffling, restructured some bottleneck serial stages, used lots of weird words.
Folks in this company I just entered were struggling with this formerly unwieldy process for a year.
Now it's nimble enough to run every hour.
Maybe that whole "experience" thing people were always yammering about wasn't completely bullshit.4 -
You know how my 'about' here says I create features from bugs?!? Well if you didn't before, now you do.. :P
Anyhow, today the most bizzare thing happened.. Customer played 'reverse uno card' on me..
Meaning?!
They reported a feature missing on uat env, when in fact I fixed a bug they have on prod..
Not sure how I should feel about this, but it sure made my day! (: I just hope they will not open a bug report for this missing bug..4 -
"How would you reverse a string?"
One of the best Java interview questions I ever had! (no kidding)8 -
How to reverse engineer without knowing how to reverse engineer:
1.Open IDA pro
2. Hit shift+f12 for the strings view
3. Choose an interesting string
4. Hit x and go over the xrefs
5. You are now earning at least $140K a year.
Bonus: say that you can code html2 -
Not a co-worker but a personal friend, I am still developing with the dude. He is absolutely AMAZING when it comes to reverse engineering he knows much more than me in this area of computer science. Actually one of my first friends who actually geeks out over this shit.10
-
Being a sysadmin can be the most frustrating thing ever, but it's worth it for those moments when you feel like an absolute ninja.
Switched from single threaded gevent server to an nginx configuration, added ssl, and setup a reverse proxy to flask socketio, all with less than 10 minutes aggregate downtime. On the prod server. \o/3 -
If you're currently in college and wish to get placed in a major tech giant like Amazon or Facebook:
Don't learn React.js, instead learn Linked lists.
Don't learn Flutter, instead learn Binary search trees.
Don't learn how to perform secure Authorization with JWTs, instead learn how to recursively reverse a singly linked list.
Don't learn how to build scalable and fault tolerant web servers, instead learn how to optimally inverse a binary search tree.
These big tech companies don't really care what real world development technologies you've mastered. Your competence in competitive programming and data structures is all that matters.
The system is screwed. Or atleast I am.18 -
I'M A SENIOR DEVELOPER NOT A BUSINESS ANALYST...
IF YOU GIVE ME SOME CRAPPY LEGACY CODE THAT SOMEONE RANDOMLY DECIDED TO USE, THE ONLY WAY I CAN UNDERSTAND IT IS BY RUNNING IT AND REVERSE ENGINEERING THE "BUSINESS LOGIC".
ADD THAT WITH BAD INPUTS... THE ONLY THING YOUR DOING IS WASTING MY TIME..
JUST BURN THE WHOLE THING AND GIVE ME THE REQUIREMENTS OF WHAT YOU ACTUALLY WANT....
It feels like I've been fucking a pig all week...
Oh and now my team agrees and will look to get the actual requirements from the business...
This feels like a hallow victory.... As that was the first thing I told them to do.... -
It’s funny being on the other side of interviews. People say how complicated it is to get a job, and it is. But then they show up to a third round Senior Software Engineer technical interview and is unable to write a function on the white board in any language or even pseudo code to reverse a string. That isn’t complicated stuff...
Argh, very frustrating.2 -
OK, end of massive fucking 1 year long Dunning-Kruger wave. Time to learn C and algorithms. Looks like I'm Learning the curriculum in reverse order but nothing too bad.3
-
my mom thinks designing something with photoshop or illustrator is easy asf, like after 15-20 mins its done. yeah, sure if u want it to not look as good as it can be when you do it 2 or 3 hours. when i design, i dedicate time for it cause believe it or not, when it comes to that, i want everything to be perfect. up to the last 2 object being perfectly aligned to one another.
she wants me to design something for her and be finished in a few minutes and i rejected her because i still have loads of stuff to do. i wouldnt go to university at 9am just to do them if they weren't that important. and now i look like im the bad kid who doesnt wanna help her mom out ughhh irritating asf, its like reverse psychology.
==> I NEED A STRESSBALL RN <==6 -
Reverse engineering an applications internal object model and creating an database model for it...
The reason: Several versions of application exist, each deliver flat data by rest. The data is a complete potpourri of several different entities. *yaaaay*
Eg. an example fictional call (real call and data would get me in trouble I think....)
get_fiscal_report returning the fiscal data for _several_ companies, the companies _subsidiaries_ and the respective _segments_ for a _year_ with a key value enumeration.
So it's an happy fuck up of N:N associative data that usually would be a hierarchical relationship...
Year - Company
Each Company has subsidiaries
Each Company subsidiary has segments
Each segment has a fixed enumeration of keys
Each key has then the monetary value (e.g. 'operating_income' - 155_000 US-$)
Example is made up, but my data contains exactly such a lovely nested hierarchical data flattened and misnamed to a point where it's close to garbage.
Yaaaay.
I had now 6 days of untucking this mess to a usable database representation...
Sprinkling Unique Keys everywhere...
Running persist script...
Getting exceptions...
Changing associations...
Running persist script...
Screaming.
Changing associations...
Violently cursing.
Running persist script.
Starting sacrificing interns...
6 days.
I need a new brain and a format of my soul.
-.-
Reverse engineering proprietary software is really an morbid adventure.1 -
Why Gmail. Why the fuck do your search parameters, especially your date filters, not work anywhere near as expected.
You make me have to query and test, query and test, just, randomly fucking guessing because, fuck it, right?
With a good 10 second refresh time. I love twiddling my thumbs and pulling my hair out.
after:2018/11/1 should produce emails from Nov 1st onward.
Not, TODAY ONLY, if no other parameters are
specified.
If there's a from: parameter, now we want to do after Nov 1st, right?
And also, don't show me how to sort in reverse order, either. Not without a complete rewrite of my class there, which clearly I'm too lazy to do right now.
Fuck the Gmail Api, responsible for weeks of wasted dev time... or more aptly put, "fuck devs using our gmail api" says the maniacal, sociopath devils that created it
fuckers.1 -
I actually never felt the need to scream at a co-worker so let's talk about that time a co-worker screamed at me instead.
tl;dr : some asshole boss screamed and threatened me because someone else's project was shit and didn't work.
Context: I was in my third year of school internship (graded) and my experience is C, C++, C#, Python all in systems programming, no web.
I was working as an intern for a shit company that was selling a shit software to hospitals (though not medically critical, thank God) the only tech guy on site was the DBA (cool guy) the product was maintained by a single dev in VB from his house, the dude never showed up to work (you'll understand why) and an other intern who couldn't dev shit.
I was working with the DBA on an software making statistical analysis from DB exports, worked nice, no problems here if we forget the lack of specs or boundaries (except must work in ieShit).
The other intern was working on something else (don't ask me what it is) I just remember it was in GWT before the community revived it. His webapp was requesting the company http server for a file instead of having one of it's java servlet to fetch it (both apps ran on sane server) which caused a lot of shit especially CORS error. That guy left (end of contract) and leaves his shit as is, boss asked me to deploy the app, I fiddle with it to see if it works and when I find out it doesn't then that asshole starts screaming at me in front of every other employee present, starts threatening to burn me in the tech world and have me thrown out of my school for no goddamn reason than the other dude's project doesn't work.
After the screaming I leave and warn my school immediately.
I guess that's why the other dev never came to work.
I had three weeks of internship left, that I did from home and worked probably less than 2 hours a day so suck it asshole.
Still had a good grade because I was reviewed by the DBA and he was happy with the work I did.
It was only later that I realized that what he did was categorizing as harassment (at least in France) and decided that never again this would happen without a response from my lawyer.1 -
I am currently reverse-engineering the devRant Avatar APIs, I think I understand all of it now. I am curently making comprehensive documentation on it and I think I will release it (if the developers of devRant allow me to do so).
I am reversing it as part of my project of making a devRant client built in SwiftUI, because I really want to make an avatar editor on there, it’s gonna be SICK!18 -
Dev at the start of a project: My code will be effective, clean and well organised!
Dev at the end of a project: console.log("Reverse engineering strictly prohibited.") -
Why the fuck do Synaptic touchpad drivers suck so much? Seriously, it already crashed my laptop...
And it likes to reverse scroll direction randomly, which is really annoying.2 -
Someone created a 0-followers private Twitter account and posted something to try out the new views count feature.
It raked dozens of views in a couple hours.
HOW?!?
Source: https://twitter.com/briggityboppity...
It looks like a funny data reverse-engineering exercise, so let's try and figure out what is going on.
Hypothesis 1) it is the OP's own views.
Reasonable, but unlikely if what OP says about not checking it for hours is true.
H2) It's some background job in OP's device that is refreshing OP's own latest tweets, so even without human interaction technically H1 is true. It would be some really shoddy engineering to count eye-less page views, but that's also what managers would demand.
H3) it's some internal Twitter automated function like back up, replication, indexing and word count.
See H2, it would be even dumber to count that as page views.
H4) it's some internal human reviewing for a keyword that could be associated with porn (in this case, "butts"). Really? dozens of humans to review a no-impact single post? They would have to employ hundreds of thousands of reviewers.
H5) it's some page-loading shit, like thousands of similar tweets get stored in the same index hash page and end up counting as a view in all of them every time someone loads the index page. It would be like counting every hit in the namenode as a hit in every data asset in it's Hadoop partition, or every hit in a storage block as a hit in each of it's files.
Duuuumb and kinda like H3.
H6) page views are just a fraud to scam investors. Maybe it's a "most Blockchain transactions are fake" situation, maybe it's a "views get more engagement if you don't think a lot about it" situation, maybe it's a "we don't use the metric system to count page views" situation.
All of them are very dumb.
Other hypothesis or opinions?10 -
So I had been developing a real estate website and developing a MLS feed parser. I had only 1 year experience at that time and parsing a XML feed was already complex enough. On top of it, the client wanted to automate feed download from the MLS provider through HTTP authentication. Managed to do it. Everything worked for 15 days and on 16th day the property location markers stopped appearing on Google maps. Turned out that address to lat-long reverse geocoding was failing because API limit exhausted. My bad, I coded it on view instead of caching the lat-long in database. Fixed it in a day and viola!
-
I have found the best game for learning ever XD
I have recently heared about io.netgarage.org and tried to solve several it's levels, and I find this game awsome
It is the best to learn reverse engineering)) it is just like an Impossible quiz, where you have to smash the stack to get to the next level))
I have wasted much time for that, but it is worth it))
((Not an advertisment))7 -
If is funny when you see a code challenge that requieres to reverse and array and you use ruby.
array.reverse! #fucking done5 -
Now this has take my faith away from any email I receive... Fuck that shit, Suggest me ideas to reverse spam them.9
-
Went over to GeekSquad because I royally screwed up my computer. (Really, I wanted a second opinion)
Once I got there, I spoke to the guy about my problem, how I made the problem occur, and then proceeded to show him how my computer would BSOD just as it was about to turn on.
I then asked him if it's possible to work from the backend and reverse what I did to get it up and working again.
His eyes, wide in confusion, and fear, then replied,
No we would have to do a clean install of Windows 7 in order to even get past the BSOD.
Ok.jpg
I promptly thanked him for trying and then left with the affirmation that all IT ever does is clean install and then charge you up the ass for the OS and backed up data.6 -
Have you ever got so stressed because everything is falling around you that you automatically just went into full peace mode because there was nothing you could do to reverse the damage?4
-
If you saw my last rant, you'll know how much I hate Calculus. I decided instead of trying to learn this foreign topic, I'd instead translate it into a language I DO understand: C. The irony is that we use Calculus so we can learn to code easier, but I'm using code to learn Calculus easier. Funny if you ask me.1
-
I've been inspired by cpg grey (I think that's the name), mainly his 10 tips on how to be miserable, to write a blog or some kind of post explaining the 8 things you need to do if you hate your coworkers and want your codebase to go to shit.
So it'll be like a anti-SOLID, anti-pattern type of blog promoting every code smell imaginable
I feel like 8 tips to fuck up your codebase (php perhaps) might he more memorable than actual helpful advise. I'm sure that this has been done before, but I was wondering:
Do you think this would be effective? Would it help people understand why not to do the 8 tips? Does this reverse psychology work?3 -
I was working on a thing at work which routes http requests from one endpoint and port to several local services.
I was halfway done when I noticed I just wrote a primitive reverse proxy.
Anyway, I'm calling it GRID, Gateway for REST Interface Distribution.
It's capable of dynamically attaching new routes and services and removing those during runtime via inbuilt typescript compilation service.
Each "runtime module" defines several routes which may have a middleware function (express.js style), which gets executed before forwarding the request to the local service.
I don't know why, but I'm kinda proud of this one; Feels like I made something actually useful for once.
Gonna maybe add a webUI with the monaco editor to write typescript modules without needing VSCode...
Also I may implement a load balancing system for scalability.
It comes with a cli too.
Gonna put it on github and post it here once I'm done with v1.19 -
When I have to apply a strong coat of
reverse engineering to understand an
open source codebase, what's the
point of being open.
No but really, the
WORKS ON MY BRAIN
movement is quite strong ..6 -
That feeling when you've been at home for 20 minutes and already want to go back to work. Wait, no. Reverse that.1
-
>coding assembly on Windows in 2.017*10^3
>> omw to put "malware analyst specialist" "reverse enginner" on my Twitter bio -
FML I am an idiot.. might end up in a rant here (well deserved!!) //if you are here reading this I'm so sorry again!!
I wrote to our support I need DP/HDMI cable.. they asked me to take a pic of the cable I'm currently using.. WTF?! Don't you know how connectors look?! Just get me the damn cable.. :/
Ok.. Took a picture.. sent it back.. At that time I still didn't see the problem with what I wrote/demanded..
Got back reply this is not HDMI connector... FML, I was so convinced computer had HDMI ports so even when I took the pic I wasn't paying attention.. Fuck.
And before when I was switching cables behind the computer below desk I was just blindly feeling around, it didn't even occurr to me to actually check what connectors are used..just knew both monitors had the same connector (and not aure why I thought HDMI :/)...so yeah, I'm the idiot who is not paying attention to stuff.. Fuck.. Was on a scavanger hunt for a wrong type of cable the whole time.. Sorry again!! And please don't kill me next time you see me.. o.O1 -
I started learning Programming by building Android Apps, Without even knowing that this is how Java Works.. And after that I was introduced to Java at college.. Kinda reverse process5
-
//First rant
So I've been working trying to get a file exporter for a binary file format mostly reverse engineered - 2001 Super Monkey Ball 2 (GameCube) if anyone's interested.
Everything works fine, goals show up in the right places, wormholes work as intended, etc. That is everything, except every single level you create will be invisible, or crash (Depending on which version of Dolphin emu you use).
This happens whenever trying to specify object names for 3D objects. I checked, all the many offsets seem correct, Object names are correct. Tried both null terminated strings and fixed 80 character strings - nothing.
Some other guy also made an exporter that works, however the code is an absolute mess - basically unreadable. It also lacks some newer parts of the file spec, which is the main reason as to why I'm rewriting it.
And as I'm working with an almost entirely unheard of file format, there are few people to go to for help. The 2 I know who are also familiar with the LZ file format have no idea either...
Sigh.1 -
It was an internship. They wanted me to spoof the government's digital signature on some online tax-filing documents by reverse engineering the government's application, just because the whole process of recieving authentic signatures would have taken time, and they wanted it _now_2
-
Yeah, sitting on a chainsaw is painful and all but have you ever tried setting up wordpress behind a reverse proxy with https?2
-
Several years ago, I interviewed for a popular site and it was the only one of the many interviews I did that suffer that did Google-style whiteboard problems and nobody peppered me. I didn't recall the optional way to reverse a linked list right there and then. I think I came up with the right solution and failed to communicate it well.
When we got done, I could feel their eyes trying to burn holes in me for wasting their time.2 -
If you think you found a solution, think twice.
If the implementation is taking too long (too many changes in different functions and classes to fix a single bug) there may be a better solution, it's never too late to reverse the changes and start again, it's not a shame, in the worst case you will reimplement the same solution, but better, in the best you'll find an easier and better one.
Don't run, even if there's a deadline.
It's much worse having to deal with negative feedbacks later. -
Learning C and just wrote a function to reverse chars in a char array (ex. "Hello" -> "olleH") but the array did not change.
It took me way to long to realize: I forgot to divide the length variable by two. So it reversed the array back everytime...6 -
Set up an Ubuntu AWS ec2 instance running nodejs reverse proxied by nginx, kept running by pm2 and SSL provisioned by certbot.
I know that sounds like nothing but buzzwords but it really felt awesome to get a little node app stack sorted out!4 -
Just succesfully converted my entire app from using web scraping data fetching to direct API by reverse-engineering their android app to get to their private API
App is running much faster and more stable now, feels good3 -
so I installed nginx on my server this week. I feel like a giddy kid now installing one self hosted app after another. REVERSE PROXY ALL THE THINGS!
Right now I have reviewboard and drone (drone.io) installed. Any of you guys have suggestions for other cool stuff to try out? Mostly interested in something with a web API that can do fun stuff :)3 -
Company had problematic client projects that each client has a bucket load of change requests. Company doesn't know how to say "No" to them. Company can't afford to pay the subvendors for the changes and the subvendors aren't willing to do them for free.
I went in, reverse engineer the shit out of each application, database, system, documented my own findings, changed according to each client request. This involves editing tables in MSSQL, rerouting PHP files, adding field and validations in C#, passing parameters in VB to Crystal Report, and managed every change request into my own personalize ticket system (that the company does not have).
Saved the company, everyone was grateful. A couple of months later, the company hasn't paid my salary on time, I left like a boss.
They're in shit again and need my help. Haha! -
Don't like the way how to do something? Witte software for it! You need something automated? Develop the autonation algorithms! Don't like how an open source application works? Change it! Don't like how the closed source application works? Fucking reverse engineer and patch it!
Being a developer opens incredibly man doors in the world of information technology, that technology that drives our world, society and so, so many parts of everyone's life. So why on earth wouldn't you want to be a developer?2 -
Alrighty. So websockets don't like to forward through Apache2's reverse proxy. Nginx here we come...
Linuxxx I need yo help pls15 -
That shitty moment when you are reverse engineering an app (LINE), but can't find any useful hints.
Web analysis didn't help. Decompiling the windows executable also didn't help. Testing the app on different behaviour with python scripts didn't help. Analysing the android app on windows with the jadx decompiler and other decompiler didn't help that much.
BUT today it worked. I did use a paid "Dex dump" android application. I found some methods that the app receives from the servers with a thrift protocol.
Now I just need to find the right parameters to be finally able to make a bot. Hehehe.
That was a hard way, but it paid out. I did learn so many things. It took me like a whole year.5 -
I am a computer science student and have worked with Java and C++ until now. A week ago i started in a job i have gotten from my professor. I have to reverse engineer a big python project and figure out how some things work on the serverside. This is the first time i have to work with python.
I get that you can write code fast with this dynamically typed language, but BOY. Is it just me or is this language fucking hard to reverse engineer? I mean what the fuck. There are some member variables in which can be anything. Like you suggest there is an object of this and that and then python comes in and is like: Good guess, but fuck you.4 -
Had to do a change tonight - not once but twice my server secure login account was locked. And server security don't answer their pages. I couldn't even reverse my changes if my changes break something else.
My account has not been locked in over a year but happens twice in a 90 minute window. What are the chances? -
I have a gitlab instance behind a reverse proxy at gitlab.mydoman.pizza (yeah my TLD is .pizza 😎🍕). I have a personal site hosted on GitHub pages. I have a CNAME record in GitHub repo pointing to mydomain.pizza. I have 4 A records on my domain registrar pointing to the GitHub pages server IP addresses. now both mydomain.pizza and myusername.github.io both go to my gitlab instance??¿¿ what the fuuuuuckkkkk?¿?¿1
-
Wasted a day as Shitlock Holmes with the build chain.
It would not reproduce the firmware hexfile that had been checked in. Reverse engineering that along with the mapfile to find out the cause, it was a const string that was guarded by an ifdef from another file that was auto-generated as prebuild step via a script that fetched some version control info.
Or, it would have been if the installation instructions had been correct and someone had described that no spaces in the absolute path name of the project are allowed. Otherwise, that shit just failed silently.
I then had to reverse engineer the intended workflow from the commit history in the version control to figure out that the last dev obviously hadn't quite understood the project specific workflow and how the version control interacts with these build scripts.
At least, I finally did get a matching hexfile.1 -
(fn [n]
(loop [cnt 2 out [1 1]]
(if (>= cnt n)
out
(recur (inc cnt) (conj out (+ (first (reverse out)) (second (reverse out)))))
)
)
)
Clojure and Lisp have something of so beautiful... I don't know what it is, but is magical.1 -
I am trying to reverse engineer a fingernail hardening device for rapid hardware prototyping (becoming some kind of hardware developer I guess)
Since it is a fucking mess (all cables are black) they've chosen a weird construct to operate microcontroller on 240Vac (seems to be possible and made in very low energy consuming devices) i do not find any datasheet for one of the used products. It would help a lot but no. And messing around with high voltage is no fun.
I'm unsure if this fits as a dev rant since most/all I've read so far are software-related.9 -
Seniority sucks sometimes.
Today I took the time to figure out the API for a shipping website.
I was super proud of this and figured that this could be useful for our application but the guy who has been there for 5+ years was like "no we have used an API for a previous client and caused the application to slow down by 1.2 seconds."
Of course in my mind I'm like, "but what was the API that you used? When I use it, it's running and returning in milliseconds. Surely you're not doing it right."
Of course because of his seniority I'm not going to say that.
It just sucks a lot because I spent a lot of time reverse engineering the API. It would have been nice to have been noticed for that work.5 -
I did reverse engineering on window command prompt hahaha
of course it was just for the commands:
· set
· cd
· start
which were the ones I needed because the admins in my school blocked cmd.4 -
The license for assets on epics new asset store is insane:
For any Content licensed to you under a Standard License, you may not:
i. attempt to reverse engineer, decompile, translate, disassemble, or derive source code or data from the Content;
HOW IN GODS NAME AM I SUPPOSED TO USE ASSETS I BOUGHT WHEN I CAN'T EVEN DERIVE FUCKING DATA FROM THEM???? Like how in hell am I supposed to load textures and meshes when the only thing I'm allowed to do is to maybe look at them
They DO know graphics cards can do sweet fuck all with a JPG texture, right? Like I /genuinely/ have to translate that thing into a proper format for it to have any use11 -
For my design thesis I'm gonna design a banking app for kids. And i'd like to have a look at competitors apps screendesign.
Is it possible to open android and/or iphone apps in android studio/xcode in order to have a look at the screen designs?
Because I'm no kid or parent so getting accsess the legit way is out of question.5 -
FUCKING SOURCETREE!!!!!!! HOW THE FUCK DO U MANAGE TO BREAK YOURSELF MORE AND MORE...
Got a new PC so had to reinstall and apparently there's a new version, new UI/UX.... works ok... fine... :(
Now after some autoupdates the Bitbucket URL isn't recognized and I need to get a new repo....
I copy the URL (sourcetree://...) from the button but then ST complains some stupid HTTPS SSL cert error..... FUCK!!!
Tried IE, doesn't recognize the URL....
Last resort... I look at the URL itself...
hm.... points to a *.git file
Ok lets use git shell on another repo and get the remote address...
ssh://git@....
FUCK U!!!!!!!!!!!!!!!!!! HAD TO MANUALLY REVERSE ENGINEER AN SSH URL BECAUSE U CANT WORK WITH URSELF...9 -
Hacking company product with reverse engineering ang bytecode instrumentation.
The project I had to write integration test for was really not meant/written for testing. I ended up bytecode instrumenting an internal library to intercept the needed states and results. -
PSA: If you do reverse proxying stuff, prefer unix domain sockets over localhost internet sockets, if it's on the same machine (and if it's forwarded over ssh too). You can even serve HTTP as a unix socket.
Unix domain sockets don't have the overhead of IP, so generally speaking, data will flow to your other process with much less overhead.
I've recently stopped being lazy at this, and it's worth it.3 -
JoyRant build 18
I fixed a bug which would "break" links when editing a rant or a comment.
The links broke because devRant shortens them.
So now I’m "resolving" them by replacing the short links with the full links when editing.
Here I used the good old trick to start from the end and replace in reverse so that the ranges don’t get messed up with multiple links. 🙂
TestFlight:
https://testflight.apple.com/join/... -
Is it just me or Reverse Search (Ctrl+R) is so addictive?
From last few years I have been using shell too much that I will use Ctrl+R to just search for even `ls`.1 -
If you want to improve your life, but your mental health and energy levels are too low to exercise, start with hygiene.
Take showers every day, continuously lowering the water temperature. Use dental floss and tongue scraper. Brush your teeth twice a day. Wash your face every morning and every evening. Use evidence-based skincare products: adapalene, panthenol, SPF 50+ sunscreen. Keep your toes and nails tidy. Shave routinely.
According to Nadya Tolokonnikova, a prominent Russian dissident who was imprisoned, denying basic hygiene is a _very_ efficient way of breaking someone into submission that is often applied to dissidents in Russian prisons. So, doing a reverse of that should improve mental health. -
Ok, now math is starting to make sense and I'm beginning to enjoy it.
Is this a new level of the love of hurting one self or is this the act of enjoyness? Hmmm...
I noticed that I like to "reverse engineer" the formula we have to remember (I don't like remembering without knowing its benefits and reason of existence and it will most likely be forgotten after graduation when I don't find these two attributes of one formula) and I noticed that I am rather old fashioned and like to do it in a complex way instead of the derived ready formula way.4 -
Most fun i had was reverse engineering lg tone & talk where my headset would vibrate and talk to me on deployments or when something happened
-
I sometimes sit back in awe at what, no matter how much I try not to see it, is clearly a global effort to create the most FUCKED up dev experience, documentation, intionally reverse-orienteed poop-scooping, small-business-opressing, homicidal-maniac-causing sorry excuse for claiming to be a company founded on "Don't Be Evil' that the Goog Monstor has turned out to be. WE MUST REPLACE THEM OR THE WEB WILL NOT BE FREE, even worse - everything in the world will be just like their horrible emails.1
-
I deployed docker on a VPS a few weeks ago as a sort of learning experience since I haven't really worked with containers much before. Today I learned that docker doesn't like firewalls.
Or, to be more specific, it adds rules to iptables that are applied prior to ufw rules, allowing external connections that I really didn't want to allow. If I don't explicitly specify that a port is to be published only to localhost, then it punches a hole through my firewall without telling me.
Which means that all of my containers running behind an nginx reverse proxy that auto-redirects to HTTPS... were also accessible directly via HTTP.
I'm... trying to think of a reason why this kind of default behavior was a good idea, but I'm drawing a blank.
Fucking Docker.4 -
When you are trying to reverse engineering context free grammar rules from given sentences......
Not possible. Worst assignment yet.2 -
Reverse engineering a USB device driver I already have the source for because apparently it runs on Donald Trumps hair magic.
-
Recipe for reverse engineering data structures / binary formats:
1℅ understanding the theory.
1℅ expections about what you will find.
3% luck.
45% trial and error.
50℅ persistence.2 -
Not really hacking, but every time I work from home(a couple times a week), in lieu of using my company's VPN, I connect to the company network with an SSH reverse tunnel. To make this possible, I wrote a port knocker that runs in a tmux session on a server inside the network. It tries to connect to a high-numbered port on my home machine, and if successful it opens the reverse tunnel. At home, I manually run a script that opens that port and informs me when the reverse tunnel is established.
Then I open an SSH socks5 proxy and use that in my Firefox dev edition, which I use entirely for work.
This is actually much easier than using the actual VPN. -
I don't think devrant would work very well in landscape orientation, but could we please get reverse portrait orientation?
I don't know shit about app development but I'm pretty sure that is an option.8 -
Tfw you have to reverse engineer a $50000 machine with practically zero documentation and all vendor specific hardware and software!
Has anybody else been through this ? -
I fucking agreed for this extension to my internship only because my fucking manager told me, I'd get to work on something exciting. It's been 3 weeks on this new project and I'm still stuck at reverse engineering, feasibility and writing docs !!!!
I JUST WANT THIS THING TO BE OVER IT1 -
I've been meaning to sign up on dev.to for a while now.
Finally started the sign up process. They require you to agree to follow their code of conduct which states that they will prioritize empowering the marginalized communities and in order to do that they will *not* act on complaints of reverse-isms. Reverse (sexism | racism), cisphobia, etc.
Am I the only one who thinks that this is wrong? I'm all for empowering people, tolerance and not getting trolled but outrightly rejecting complaints on topics that seem politically incorrect sounds superfluous to me. Am I interpreting something wrong? (I hope I am because in general I find the community to be nice and positive)3 -
What would be the best "hot"/upcoming languages for a final year college project?
The project will focus on reverse engineering.
Basic Example: Intercepting signals from products such as a toy helicopters/drones/etc, reverse engineer the signals and try gain control of the device from that.
That's just a very basic function and there will be much more to it, but I'm struggling to decide on a language to pursue hand-in-hand with this project!
I hear Rust, Go, Julia and co being tossed around a lot.
Any suggestions would be helpful!
Cheers7 -
I just got an some ESP32 so I started playing with idf by espressif that it's released under apache 2.0.
So i thought "it's open source"
I spent 10 minutes searching for low level WiFi and BLE APIs on github.
Then I found an old issue
where an espressif dev says:
"The low level Bluetooth & WiFi implementations are proprietary"
FUCK!
they distribute Binary files in another repo also under apache 2.0.
any suggestion?
-- (obviuosly) except reverse engineering.1 -
Everytime I try to use company-wide libraries, I need to do damn reverse engineering. Why the fuck they don't put actual examples on the documentation!
-
Someone had created a program in VB that was used to properly format files for EFTs for a while. It wasn't working with a particular file, so I just ended up reverse-engineering it in Python.
-
So I reverse engineered the
protocol of QONQR: World in Play and made a mitmproxy addon running locally inside termux that can see when I launch in the game and uses Termux:API to notify me when my ingame resources are replenished.
I direct the traffic through mitmproxy using Drony. I configured it so that by default Drony passes traffic directly to the internet except if it comes from the QONQR app.
The problem is that while Drony is running, there is a chance of network traffic being corrupted so I often get spammed by connection and ssl errors.
So I have to either continue sacrificimg my network integrity or stop getting assistance ppaying QONQR :-/
Does anyone know an alternative to Drony (basically an app that can connect you to a proxy without root using the android vpn api, if possible with filtering by app or ip)?
Also does anyone else have problems with drony on Android 9 or other versions? I don't really have an opportunity to test it.
Edit: It only took 4 tries to post this yay3 -
Hmm I'm thinking of reverse engineering an old game client and trying to rebuild the backend server from scratch... In a different language..
Quite a big idea 😅 but it should be very educational! Anyone got some tips and or tricks for reverse engineering? Or some pitfalls I should avoid?4 -
So I was reverse proxying this new Social network app's API and saw an interesting endpoint
It was a websocket relaying what each live user's doing every 2.5s, to power the "xyz typing" under a post, or a simple online/idle.
The app's "live posts" ie most-recently created posts was also powered by it since they knew each user's state (instead of a periodic API call)
The performance is good even tho it's a new company + enough users
but now im curious how prevelant state-management is using such websockets .-.
if not taxing, i might move any API call which ive to ping every 15s or less to a live WS4 -
Just modified some reverse shell python code, which could handle multiple clients but one at a time, to allow one command to be ran on all available connections.
I either adapted it to be a useful admin tool or the beginnings of a bot net...1 -
If soundcloud would have a reverse search feature, my life would be much less of a pain.
Also, if soundcloud could return better results than Google:"songName" + soundcloud -
When your bug fix corrects an issue that is a year old and customers freak out because they do not not how the feature is actually suppose to work. Management: you should of wrote a test to detect the reverse effects of your bug correction. I told them what the effects would be and to have customer support on stand by with the corrective actions to take if they were concerned.1
-
Moving from a G-Suite company to one that uses Exchange 2016 is like stepping into a shiny time machine with only one working gear... reverse.
Spam filtering is as primitive as classified ads in print newspapers.
Outlook Web is as primitive as using a printed phone book.
I haven't seen this crap since 2004 and it appears NOTHING has changed since then. -
So my previous job primarily involved angular. Went out to find a new exciting job, and somehow, I ended up being this dude. The reverse hipster. I'm not even mad.9
-
Some business users have been chasing me all week to produce a report using some old report with some modifications.
I didn't write the old code and have no context as to what the data is.
My current reaction is:
so you want a report that says X using some vague input which you haven't clearly defined or explained to me...
Have you heard about black boxes and overfitting (i.e. reverse engineering a process based on sample data)?
TLDR: I can generate a report that will say anything you want it to say... doesn't mean it will be right in future use cases.
Why don't people (originally GBoard suggested peepee) understand "junk in = junk out" -
Is there any documentation on what is public API or not?
@dfox or is reverse engineering the calls allowed?17 -
I'm developing an app for a not so mobilefriendly website.
I do not coorporate with the webmaster, yet, so I need to sort of reverse engineer my way around everything (basically just one feature.. xD).
It's a website for people who likes to fish, and they *have* to submit their catches. So, when people submit their catches via the form and click "Submit", the URL they are sent to goes like
http://url.tld/submit_catch.asp/...
I can't figure out if that is a POST request, or what it is.
Somehow, I need to submit a catch from the Android App, and all I currently got is that URL.
What do I need to look into to solve my issue here? Any help appreciated :)22 -
Development: we need Nginx installed on *insert server list*
Me: ok, let me get in tough with the platform team.
Platform team: This should be installed in the userspace, Unix teams don't support this.
And here I am, trying to get a reverse proxy running on servers on which I do not have sudo rights.
Since it doesn't work, it's my fault, both sides block the door.
I installed it locally on a virtual machine, but the compiled or installed code doesn't work once copied.
The joy of being an "application engineer". This job title means nothing!9 -
Been trying to learn Docker when I hit a brick wall. How do I use nginx reverse proxy + letsencrypt with multiple containers? I only managed to do it with a single container. Using docker-compose or stuff like that I guess?6
-
to;dr: I think I'm retarded. I don't know how to networking.
got Proxmox set up on my server... sorta. I suck at networking. I bought a domain name, and I'm trying to have each container have a subdomain of the domain name I bought. each container has a unique internal IP address, but they all share the host's public IP address. so after a couple hours of googling, I THINK what I need to do is run a reverse proxy server on the public IP and route each subdomain manually to an internal IP address with something like nginx..... or am I retarded?3 -
So some people really liked the last article I wrote, so I figured I'd share this one that's kinda on the same topic:
https://medium.com/@ksiig/...9 -
Hi guys. jeez i have to say i mastered java and python those languages are easy if i keep this up i might be able to make my own api or get into java cryptography maybe show android app developers how to keep their source code safe from reverse engineers to be honest on android i started from python, to java to AIDE (android app), to android studio i even made my first lib file these aren't games im still learning i have like one project is like a clicker game lol6
-
Trying to reverse engineer a competitor's system, which is a pain due to lack of documentation (despite the fact that it's "open source")... Then I run into some documents on the web about a much earlier version, and suddenly, we're in business 😈😈
-
Just for my curiosity. On your trackpad / mouse, do you've a natural scroll or a reverse one? I find very well with the reverse scroll but I have read that the natural one should be the preferred because of the concept
https://jessequinnlee.com/2015/07/...9 -
Thank you, mobile development. /s
Tried to create a default Navigation Drawer activity on Android Studio, result:
- Compilation erros out of nowhere
- R. couldn't compile even after cleaning and rebuilding the project
- Couldn't reverse the damage because I didn't save it before doing it (who would imagine a custom activity would do this)
- Lost 2 hours of work
I'm just not that desperate because I have the project on Github, but I'll have to make all the changes over again and it will take sometime before remembering everything. -
I hate programmatic auto layout. It's such a mess! Simple shit like cells that can easily be defined in a .nib become spaghetti coded messes that violate every good programming practice ever. Want to recreate the same style of cell again? Good luck reverse engineering the hieroglyphics your teammate wrote when creating the layout by hand. Never mind a whole bunch of useless shit is done in code that could easily be defined via runtime attributes through the storyboard. But why learn a new approach? Cause job security. Or because for some reason Interface Builder tools are seen as "too hard" or "not scalable" to use.. fuck me.2
-
Velocity? You want to talk about velocity while it is you steerig us towards full speed reverse over and over again?
What's faster, armageddon or the apocalypse?
NOBODY FUCKING CARES MATE 🤦♂️3 -
Alright, listen. If you come up with a crackme that requires someone to wait for something to happen for, say, 250 hours in real-time... but runs on a Gameboy or whatever other retro console? You're gonna have a bad time.
I'm on a Ryzen 5 2600, and with the most accurate Gameboy emulators out there barely running in Wine I can hit 1000x normal speed if I unlock the emulator's framerate. That 250 hours just became like 45 minutes without having to actually *do* anything. This even applies to "lol reverse this seeded generation thing" if I can try a few million combinations/sec just by incrementing some var in memory and re-running your code. (Yes, i'm literally doing that now. Yes, i'm blowing through this 28-bit keyspace like it's nothing. YES, THEY GAVE ME THE LAST NYBBLE FOR FREE!)3 -
We've been working on a big application on-and-off for the last year (whenever we had time.) It was 99% working, and we left it to work on some other apps. We come back to it, only to find that some big features have magically stopped working. We dig into it and find thT some other dev team completely changed the functionality of one of the existing off-application microservices were utilizing without telling us, and then we had to spend days reverse-engineering what they did so we could retrofit our application to communicate with the microservice again.
We were able to get it fixed, but I just know that they're going to change something else in the future without telling us and it's gonna break again. A little interdepartmental communication would be greeeeaaaat!1 -
I want to begin in reverse-engineering.
Creating or beginning to create an emulator stimulates me. Can someone give me some tutorials, keywords, links to where I should search if anyone knows this kind of stuff ?2 -
If only time was open-source, we could just create an Add method. What if we could reverse engineer, and re-implement time and the way we perceive it, through a programmable bio-interface? Imagine the ability to truly multitask, every thought is handled by a new instance of your brain, arguing and developing that thought just as it normally would. 🤔
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I was introduced to disassembly/reverse engineering today. It's amazing how many production applications use isLicenseValid() or other helpful function signatures to assist in my practical learning :p I'm looking at you sublime text
-
A serious question: what kind of stack should I choose so I can run a web backend installing no deps whatsoever? I know that Perl works on ubuntu out of the box. Anything else? Maybe Python?
Also, what can be used to replace a reverse proxy like nginx? And what kind of database is available out of the box?9 -
guys, I've spent 3 days trying to deploy a small site with a nodejs API on ubuntu/apache with a reverse proxy.
I was cursing everything and everyone when I realised the node app was listening on port 1337 while the proxy was set to 31172 -
Is there anything like a reverse search engine, that let's you enter e.g. some js code and it tells you what language feature has been used? Imagine you see syntax you've never used before and don't know what it's called or what it does but would like to know more about it.7
-
After 2 days of reverse engineering another developers code, I wish Laravel would go and die in a fire.3
-
Didn't know what this was, dad caught it this morning in the backyard... Apparently for the first time.
Been watching Pokemon Journeys lately so my first thought was "you caught a new Pokemon" and also "can you name that Pokemon?"
You take a guess here but I did a Google reverse image search and it got it 100%, even with the cage. So I was like wow...
I've used it rarely for other pictures before and my memory says it never came close.
Or maybe that's what all those captchas have been used for.... Though usually they are all for cars, roads and traffic lights....14 -
Getting a CodinGame puzzle's description without scraping the page.
I spent hours playing with different endpoints and changing values in postman, all to no avail. The most promising endpoint also returned user progress, which requires authentication, which requires a dummy account, which is against their ToS (it is allowed to reverse engineer the API though).
Turns out you just had to submit “null” for your user ID and it would remove the progress field.
Why is this tagged bad design?
["puzzle-id-string", user-id-as-int]
For almost anything, you POST json arrays...
Send help. -
A friend just asked his colleagues why IntelliJ can't do reverse debugging and was told that it's impossible. It's not impossible, gdb does it, pdb does it. Probably other debuggers do it too.
Why do many devs believe that if they haven't heard of something, it doesn't exist?1 -
Finally! I can't believe the suffering has finally ended. I managed to fuck over our shiddy build system to produce normal debugging information that can be stepped in gdb. Everything goes so smoothly for me ever since.. jeez feels so good :) When I come home today Ill just lay down on a bed and roll from side to side out of happiness.
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After getting fed up of “being productive” I fooled around on GitHub and had a look at the Stuxnet virus source code which was obtained using a decompiler. Experts who reverse-engineered it found out that it was written in “object-oriented C.” While C is not an object oriented language, anything you can do with classes you can do with structs, static functions, pointers & function pointers. You can see this coding style in the Linux kernel, CPython interpreter and many other places. That was the first indication that a government agency or defence industry was responsible. Amazing stuff !6
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finally got my server up and running with a configuration I'm happy with! running Proxmox VE on the host, and each application in an LXD Linux container within Proxmox, and a reverse proxy server on the host to route subdomains to internal container IP addresses. check out what I've got running! https://mjones.pizza2
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Well one of my hobbies is making karaoke videos for songs I like to sing. So I'll look for an instrumental and if I cant find one make my own by reverse engineering an official audio track and removing the vocals xD then I use karaoke software to create the lyrics animation and stuff. It's pretty fun.
-
The age-old question between `DD/MM/YYYY` or `MM/DD/YYYY`.
After some shower thoughts, my new preference is `YYYY/MM/DD` for Americans and Lithuanians (only 2 that I know) it just looks like the year has been placed first, otherwise, they read it as normal. To everyone else, the date is reversed and therefore will be read in reverse leading to the same answer.
In addition, `YYYY/MM/DD/some-dated-file` as a file path works exceptionally well for storing files as it uses the least amount of repetition.12 -
Question for all the security/privacy nerds here. What is your opinion of the social network called Minds that pays you for your information basically.
(This is a very brief probably inaccurate summary but yeah, it’s basically reverse Facebook)1 -
bad APIs lead me to leaving comments like this
```
// we do not know how many pages their may be.
// im thinking of space invaders here, reverse direction and increase speed!
// only we are just adding one and creating an infinite loop that is only infinite until it isn't```1 -
Crypto. I've seen some horrible RC4 thrown around and heard of 3DES also being used, but luckily didn't lay my eyes upon it.
Now to my current crypto adventure.
Rule no.1: Never roll your own crypto.
They said.
So let's encrypt a file for upload. OK, there doesn't seem to be a clear standard, but ya'know combine asymmetric cipher to crypt the key with a symmetric. Should be easy. Take RSA and whatnot from some libraries. But let's obfuscate it a bit so nobody can reuse it. - Until today I thought the crypto was alright, but then there was something off. On two layers there were added hashes, timestamps or length fields, which enlarges the data to encrypt. Now it doesn't add up any more: Through padding and hash verification RSA from OpenSSL throws an error, because the data is too long (about 240 bytes possible, but 264 pumped in). Probably the lib used just didn't notify, silently truncating stuff or resorting to other means. Still investigation needed. - but apart from that: why the fuck add own hash verification, with weak non-cryptographic hashes(!) if the chosen RSA variant already has that with SHA-256. Why this sick generation of key material with some md5 artistic stunts - is there no cryptographically safe random source on Windows? Why directly pump some structs (with no padding and magic numbers) into the file? Just so it's a bit more fucked up?
Thanks, that worked.3 -
Feature request
Can you make the menu bar slide when i swipe from left to right and the reverse
I always have to go to the other end of my screen to open the menu -
So, I need to figure out what ir protocol a controller board uses. I know how to do it with a remote, but how would I do it with the board? Can I reverse engineer the ir reciver to find it's protocol?10
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Reverse number(logic)
------
First Approach :=
void reverseMethod(int n)
{
String str="";
int temp=0;
while(n>0)
{
temp=n%10;
n=n/10;
str=str+""+temp;
}
System.out.println(str);
}
-----
Second Approach :=
void reverseMethod(int n)
{
int temp=0;
int rev=0;
while(n>0)
{
temp=n%10;
n=n/10;
rev=rev*10+temp;
}
System.out.println(rev);
}
-----
why the fuck second one is recommended??
In first, at least we do not required to remember that formula.9 -
6 hours of work before I actually wrote a line of code today. Reverse engineering stuff is interesting but not always fun
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I just had an Indian guy cold call me. He said his name was "Steve Jones." I mean, I suppose he could be a reverse Aziz Ansari, but somehow I doubt it.
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How I hate all those people who think VisualStudio Code is Open Source. It's not! Read the f*cking license!
https://code.visualstudio.com/licen...
In fact, you aren't even allowed to inspect its network traffic. Not to mention reverse engineering. That's nowhere near OpenSource.
You sure can download the source code, licensed as MIT, but building it won't give you the same piece of software.
Don't believe in everything someone tells you. Use your brain and check the facts.12 -
why can't i ever have a successful make build even with all dependencies satisfied. took TWO weeks of faffing with libdvdcss becasue it couldn't find libc6. I think at one point i might have inadvertently deleted libc6 doing an ln -s in reverse order. I know i got kernel panics trying to cp it back before discovering apt -reinstall cause like fuck was i gonna purge and reinstall my whole system. ANYWAY couldn't find where the libc6 dependency was in the build script but did find a way to tell it to ignore missing deps. although copyright lawyers needed the guillotine so this would never have been an issue1
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*looks drowsy* Ugh my head..
You know what, guys? If you can freshly and directly remember how to do this:
- calculate the time complexity for each type of loop and code structure
- knowing how to write the following regex:
"A 15-digit number starting with a possibility of a group of 1-2 digit numbers, segregated into three 5-digit numbers tuples with three different separator characters, evaluated ahead"
- mentally work out how to reverse an array's indexes (swapping algorithm) without writing anything down
- know how to optimize a binary search in your head
then kudos to you. lmao
I'm rusty. It took me a while..7 -
Trail and error... So many errors.
Also watching videos to learn how code fits together, as well as looking for other people's example code to reverse engineer it, modify it to see what changed. -
Bitcoin malwares are everywhere.
The hard part is doing reverse engineering and wondering why its feeding on only top of the stack in assembly
Edit: Using IDA Pro -
Anyone had the reverse of the classic, I've got a programmer that compiled on two of my VMs but not the third
They're each clones of an original. What, since when was this a thing?1 -
!Rant Now for some nice, relaxing (infuriating) reverse engineering.
At least they were kind enough to use .Net1 -
I'm trying to make a logo but for some reason it looks familiar, tried reverse image search and got nothing. Has anyone seen this or anything similar?31
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Hey I feel the need to commend gmail's web ui. One thing I love is when it's possible to control gui programs with just keyboard and gmail got it done right. I know I know oldfag ahahahaa, whatever may you mouse lovers all get carpal and anal tunnels.1
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Holy shit trying to learn flex-box and only when I turn on reverse-row does everything fall out of its containing boxes. Then I find out that because I'm not hardcore enough to roll my own CSS scaffolding and therefore using material design lite that it is also trying to use flex box plus a few floats here and there......
... First real need to rant, glad I had this outlet3 -
Reverse engineer an example off of github, use to make something else, stack exchange when it doesn't work, repeat.
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My task for today: RDP into a vm of windows server 2008, use winSCP to ftp into the client's server, pull down approx 900 images, renaming the 200 or so duplicate filenames then upload them to a file sharing service...
THEN I have to pull them down onto my machine, optimise them, and then reverse the entire process, again manually renaming the duplicates. -
I was able to replace Okta Verify with an open source Python script and Android app and I wrote a tutorial for it:
https://battlepenguin.com/tech/...
Unfortunately it won't work for our companies VPN which requires Okta Push. After fighting with Security for a bit, it looks like I'll have to do a Part II where I reverse engineer the Okta Verify protocol. -
Hi who knows a tool for reverse image search on Facebook? Someone blackmail my gf by posting her picture and tagging her as a "call me for sex" hooker...16
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Worst: working on a lare functiong thinking you got it but in the morning reqlizing that all formula's are in reverse (out is in, in is out)
Best: being a little tipsy, coding withouth the ocd of having every thing correct. Then reformat in the morning, it goes roughly .5 times faster -
Genuine question
You're given a server with the latest Ubuntu. You can't install any deps, and you can't use docker. Your goal is to write a REST API backend that can store/retrieve data persistently, ideally with a SQL-like language. Bonus points if you can figure out a reverse-proxy.
What would you do?
I'm obsessed with an idea of having some kind of codebase that doesn't include binary files and that I can just ssh over to a fresh server, and it would work instantly18 -
Balancing final year CS with a startup that's that will be difficult and might end in a big payout, yay or nay?4
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Am I missing something with VMs? Every time I set one up (either linux guest on win10 host or the reverse), what I get is so slow and laggy that I can barely use it. I always give my VMs about 70% of my ram and at least 4 cpu cores, but still, it ends up being as slow as my grandma's 10 year old laptop.
On the other hand, I've seen people on youtube editing fucking videos in their VMs and the performance was so good that you couldn't even tell if its a vm or not.
This happens both on my desktop (8th gen i7, 16GB ram and ssd) and on my laptop (same cpu, 8GB ram, nvme).
Is virtualbox not good enough, are my devices not powerful enough or am I just too stupid?17 -
I stumbled apon this software called vavoo.to, whith this you can watch Movies, Series, Live TV and more just started to reverse the apk.
Now out of curiosity how the fuck are they doing this with Live TV without hosting it themselves.
They also sell legally their own Android TV boxes with the pirated content from Switzerland. Why can they do this without being fucked from behind??
I will find it out eventually but this is interesting to reverse. -
The laptop it was running as a server just stopped turning on
Meaning my reverse proxy. Some test environments and various other services I haven't moved to my actual server yet are all stopped. : /
Fuck this im going to bed. I'll deal with it tomorrow -
I had my first trivia yesterday. I made so many dumb mistakes simply because I was nervous due to it being a test.
After it was over I implemented the solution that I fucked up in one of the puzzles.
Good start, I guess. I at least got 50% right, but I expect a rejection due to forgetting random facts, plus the failure to answer the embarrassingly easy puzzle that just required a stack and a reverse loop.
I need to desensitize myself.1 -
Today after the week and a lesson time in an high-school I got back home and decided to play some sacred 2
I had already installed some mods on it given that I have already finished it years ago and I wanted some challenge.
It ends up that the mods add too much difficulty, so I open up the configuration files of the mod (some sort of Lua tables) and then spend like an hour and half doing some reverse engineering on it to find a middle way between the vanilla and the Uber difficult mod
Wow! -
!rant
Looking for some guidance on a final year college research project:
I was going to look into hacking drones/toy helicopters/those Fitbit watch things or whatnot, but I'm not sure if it would go down well! Some technologies I'm looking to explore through this project include reverse engineering, machine learning and container technologies (docker, rkt) if that helps?
Am I along the right lines or should I take a different approach with different topics? If so, an update on what's "hot" or upcoming at the moment would be helpful.
Cheers!2 -
Did any of you tried to configure iRedMail with an https only domain that also maps in nginx as a reverse proxy?
(Ps: FFS why the developers of iRedMail develop with nginx in mind but there isn't any .conf about iRedMail?)16 -
"String reverse with recursion" - I know it's a small thing for seasoned coders but back when I was starting It opened tons of possibilities.
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Perforce clients apparently require working reverse DNS against the server they're connecting to in order to function properly.
That is all. -
I learned to program because I got laid off as a designer.
I knew I wanted to do it, so I downloaded squirrelmail and reverse engineered it.
That is my favorite way of learning any new language.1 -
If I would be a network administrator , I would troll everyone by creating 2 networks, one called x-fast and another called x-slow. Obviously I would reverse them so the one called slow is actually fast, and the fast one is slow. So I can benefit myself from a private network with no one on it because it's "slow" :-)
Evil me or genius?1 -
I made a little automated Docker reverse proxy called Autocaddy to simplify developing unrelated little trinkets under subdomains of a domain name:
https://github.com/lbfalvy/...
It dispatches subdomains to the (container with the) matching network alias and terminates TLS.
it's a little rough around the edges but to my understanding it shouldn't be an inherent risk (unless you're running things that interfere with name resolution like VPN on the container host, but why would you do that if it's already a container host).4 -
Want to send an email? Sure thing, how about you configure first a DKIM, DMARC, SPF and some reverse DNS. Otherwise your mail can go fuck itself, because it won't even make it to the spam folder. Even if you do all these time consuming fuckwit tasks I might just mark your mail as spam. Because fuck you, that's why.
Sending mail to Gmail in a nutshell.2 -
Is web server like apache or nginx required if there’s no static resource and no need to reverse proxy?9
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What's the general process and toolset for reverse engineering a C++ DLL? I've never done this, but I may get a gig and I'm not about to reject it just because I don't know how to do the work.7
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Incoming phone call from an unknown number. I am busy coding, the number is not in my contacts, and there is no caller ID. Callers could leave a message on my voice box, but most don't. Callers could send me an email or a short message, but most don't. When I google their number, there is either no entry at all, or one of those generic reverse phone book sites called something like "look who's calling" telling me that it's a German number of an unknown ower. I don't get it.
If making outbound cold calls is your profession, why won't you use any of those free trust-building options? Are those people getting paid just for typing numbers into their keyboard and listening to the ring tone?2 -
Anyone knows if u can make good money by reverse Engineering apks and looking for security holes? Anyone experienced in doing that and how much could u charge1
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It baffles me, that most HTTP apps still can't run on multiple domains at a time.
Is it actually that difficult to have a request header, which is set by the reverse proxy, containing the prefix url?!4 -
Bluez Sucks!
I'm trying to reverse engineer a BLE device.
And bluetoothctl keeps getting stuck with 'InProgress' error after 2 or 3 write requests.
I have to restart Bluetoothd each time.
Docs are even worse (or inexistent) -
For f*cks sake, why can't I just remember certain pages I visited some time ago? It drives me nuts! Am I getting older or what? I am just in my thirties, what the heck should I expect from myself in a few years? I'll sure be a drooling old man as soon as I get 40. Dammit!
This time it was some JSON API for reverse lookups of phone numbers, it was a blue-ish site and you could take a test drive just by entering a number, and it told you the name and some details of the caller. And it was cool, and not for free, but still cool.
NO IT WAS NEITHER NUMVERIFY NOR TWILIO. Does it ring a bell? No?13 -
Im going to shove their soapy WordPress plugin up their ass sideways.
Just had to reverse engineer a WordPress plugin communicating with a SOAP API.
Why? Because the stupid fucking retard company thinks "we do not support custom integrations at this time, only plugins for certain CMS and some external providers" IS IN ANY WAY AN OK THING? IT IS NOT.
And i am feeling ashamed for having purchased a WordPress plugin (100 bucks) just for reversing it. My server even has to Report to them as wordpress to get access.
So fucking typical for swiss companies
Edit: also, they state they DO support custom integrations on their main website :/ -
So I've been helping with recruitment at work for a lead developer. Our first stage is pretty standard for all levels and it essentially a technical interview because CVs are useless really. We're a C# house so we have questions on framework internals such as how the dictionary class is implemented, locking and thread synchronization techniques. Then some pen and paper coding excercises, like reverse array.
I'm not a big fan of these and I think they are too constrained to detail implementations and not about concepts.
So I ask what stuff do you do at your company to get an idea of some ones competency?1 -
Russians Engineer a Brilliant Slot Machine Cheat
...But as the “pseudo” in the name suggests, the numbers aren’t truly random. Because human beings create them using coded instructions, PRNGs can’t help but be a bit deterministic. (A true random number generator must be rooted in a phenomenon that is not manmade, such as radioactive decay.) PRNGs take an initial number, known as a seed, and then mash it together with various hidden and shifting inputs—the time from a machine’s internal clock, for example—in order to produce a result that appears impossible to forecast. But if hackers can identify the various ingredients in that mathematical stew, they can potentially predict a PRNG’s output. That process of reverse engineering becomes much easier, of course, when a hacker has physical access to a slot machine’s innards...
https://wired.com/2017/02/...1 -
Protip by Brian Bi: Close terminal windows often, instead of reusing them. This ensures that the bash instance flushes its command history to ~/.bash_history, and new bash instances will be able to recall previous commands in their reverse-i-search.1
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Have you ever used Hibernate Tools for reverse engineering a database? Seems to work only on eclipse. Do you know of a process to configure eclipse to do what it's supposed to in a finite and predictable number of steps? Or the only way is an unpredictable trial and error process in which everythime a component is updated the stack stops working?
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Another company another offer downplayed from role I wanted. tbh probably implies I'm def not to that level yet haha but the feedback seemed to have negatives when I believe I gave examples to imply the reverse. Either way another offer refused I guess. Got a good raise which makes things better I guess.
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Reverse ip domain look up and reverse ip lookup are two different things or same ??
Can anyone explain both if they are different 🤔5 -
I'd have been motivated to work this whole time if they'd just left their filthy hands off what is important to me. As it was originally worked during the whole time period. Kind of says something really. And their idea of a smart way to proceed was to make everything dirtier and grosser everywhere and more miserable looking, how nice. Course even if I hadn't had a happy fall recently on my knee, I'd still be more tired than I used to be for certain.
Speaking of which.
A few times that didnt happen because someone interceded.
I mean :P
honestly truly that didn't happen in the first place.
it was however your job to transport prisoners at one point. so they just tried to reverse things it seems to the benefit of some kiddy raping monkey. -
Aren't we all, just pieces of pseudo softwares, reverse engineering our way to find our source code....🤔1
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If someone can shed some light on this behavior, would be appreciated:
I am running a couple of docker containers with lighttpd on my server (lighttpd is also installed on the host server for reverse proxy). Now whenever I kill lighttpd on my host server it also kills ALL the running lighttpd instances in my docker containers. Isn't docker supposed to be, idk, CONTAINERIZED?2 -
A simple sequence error made me suffer for 2 hour . Normally we think location sequence works as lat then long. But for mapbox ,they work in reverse.
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Reverse engineering with IDA, be like:
Ow that makes sense, lets jmp there, nope thats not... aaah this must be the subroutine I was lookig for, nope thats not it, repeat. -
Had an old classon "smart" Helmet(Brooklyness). App does work, company is looking dead. Reverse enginnered the app(android "beyong - micromobity"), quite simple if you have the apk file on hand. The fucker is kotlin which is compiled to Java, and uses AWS for User management(don't want it) and its data, even if a mobile is already required as relay to get the video files off the helmet into the cloud.
Never worked in kotlin and java, and never want to work in it ever again.2 -
so I got the reverse proxy all set up on my server, forwarding all the right headers to enable SSL behind reverse proxy. awesome! my only problem remaining is, since nginx only handles HTTP/S traffic, I can't connect to my gitlab instance via ssh. anyone know how I can proxy this traffic as well to enable ssh connection for git?2