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The most popular blog posts about software engineering on Hacker News. 7,294 posts.
GitHub and the Python Package Index (PyPI) are collaborating to help protect you from leaked PyPI API tokens. From today, GitHub will scan every commit to a public repository for…
One of the most useful features of any version control system is the ability to "undo" your mistakes. In Git, "undo" can mean many slightly different things.
.NET 6 is now included in Ubuntu 22.04 (Jammy) and can be installed with just `apt install dotnet6`.
Signal released end-to-end encrypted group calls a year ago, and since then we’ve scaled from support for 5 participants all the way to 40. There is no off the shelf software that would allow us to support calls of that size while ensuring that all communication is end-to-end encrypted, so we bui...
Hosting Git repositories at scale is a nightmare. When Linus Torvalds designed the first version of the information manager from hell (that's actually the tagline for Git, look it up ), he had a very specific use case in mind: his own. He wanted to replace BitKeeper, the distributed version control system that was…
An Exploration of Drawing as Programming Language, Featuring Ideas from Lambda Calculus
We’re excited to announce that the Node.js runtime on Google App Engine is going beta. Node.js makes it easy for developers to build performant web applications and mobile backends with JavaScript. App Engine provides an easy to use platform for developers to build, deploy, manage and automatically scale services on…
Securely connect to anything on the internet with Tailscale. Built on WireGuard®️, Tailscale enables you to make finely configurable connections, secured end-to-end according to zero trust principles, between any resources on any infrastructure.
An interactive tour of what’s new in Go 1.27: every notable language, runtime, and standard library change, with short runnable examples you can edit and run in the browser.
In this experiment we created the same app five times, each time with a different framework. The frameworks I used were native Android, native iOS, Flutter, Xamarin Forms and React Native
AI models like Claude talk in words but think in numbers. In this study, we train Claude to translate its thoughts into human-readable text.
Isometric games are extremely popular. Let's learn the theory behind isometric projection and how it is used by gamedevs to write isometric-looking games.
How a 40-line OpenJDK fix swapped slow /proc parsing for a single clock_gettime syscall, closing a 400x thread CPU-time gap hidden for 20 years.
Xcode 26.3 introduces support for agentic coding, a new way in Xcode for developers to build apps, powered by coding agents from Anthropic and OpenAI.
ChatGPT is a bullshit generator. To understand AI, we should think harder about bullshit
Gemini Omni 1.2 Flash brings native 15-second video generation and editing, stronger consistency, and 30% lower pricing.
Several weeks ago we received a bug report from a customer that said their game was crashing when using IL2CPP scripting backend. QA verified the bug and assigned it to me for fixing. The project was quite big (although far from the largest ones); it took 40 minutes to build on my machine. The instructions on the bug…
GPT-5.6 Sol is OpenAI’s strongest vision model yet. We tested Sol, Terra, and Luna across detection, counting, OCR, and extraction, then compared their results, speed, and cost with leading VLMs.
My name is Chris. I teach Haskell to people that are new to programming and as well as long-time coders. Haskell is a general purpose programming language that is most useful to mere mortals.
Following our opt-in preview last year, we are excited to release sub-issues, issue types and advanced search for issues to everyone! 🎉 Thank you to everyone who opted-in and gave…
D2 is a modern DSL that turns text to diagrams.
A technical talk about the structure and details of the new, low-latency Go garbage collector.
The subgrid feature which is part of Level 2 of the CSS Grid Specification is not yet shipping in any browser, but is now available for testing in Firefox Nightly. ...
One of my favorite Amazon Leadership Principles is Customer Obsession. When we launched AWS Lambda, we focused on giving developers a secure serverless experience so that they could avoid managing infrastructure. In order to attain the desired level of isolation we used dedicated EC2 instances for each customer. This…
The Go standard library’s net.IP type is problematic for a number of reasons. We wrote a new one.
