20761
Mitosis in the Gray-Scott model: writing shader-based chemical simulations
Use the parallel processing power of your GPU to simulate a simple chemical system that exhibits emergent behaviors
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 21,844 posts.
20762
What’s New in Emacs 24.4
Discover what's new in Emacs 24.4 as I annotate most of the changes made to the new Emacs version.
20763
PyPy 2.0 beta 2 released
We're pleased to announce the 2.0 beta 2 release of PyPy. This is a major release of PyPy and we're getting very close to 2.0 final, howeve...
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Jacobian Conjecture for Baby
An illustrated guide that starts from the basics, explains the Jacobian Conjecture, and follows what happened to it in July 2026.
20766
Building the Gyroscope App with React Native
Losing twenty pounds while building our HealthKit app
20767
Wrapper Types in Rust: Choosing Your Guarantees
This post is now a part of the official rust book In my previous post I talked a bit about why the RWlock pattern is important for accessing data, …
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Walking the Clojure source history: a talk not given
Years ago I planned to give a talk centered around exploring the Clojure source history to find interesting buried artifacts. In service to that goal I walked every commit in the repository to see what I could find. There were indeed interesting discoveries, but eventually my passion for giving the talk 1 dissipated…
20770
2D gaming using Processing.js
We had a look at some of the basics of making a game using the Processing.js game library, so let's kick it up a notch by just getting down and making our own Super Mario game. When we're done with this part of the tutorial, we'll have a game with koopa troopers, platforms that we can jump up through but not fall down…
20771
HTML-only conditional lazy loading (via preload and media)
The accepted practice is to not add lazy-loading to images above the fold, especially the LCP image, since doing so can delay their loading until the browser has determined they are definitely in the viewport. One problem though is that "above the fold" depends on screen size: an image can be above the fold on desktop…
20772
GameRoy: JIT Compilation in High-Accuracy Game Boy Emulation
Over the past two years, I have spent a lot of time working on my Game Boy emulator, GameRoy. It has reached a good point, where it has a GUI interface (including a debugger and disassembler) and passes numerous tests (comparable to some of the most accurate emulators). I even made a port to Android!
20773
Software design is also about relationships
In parts 1 and 2 we saw:
20774
Feathers 4: A framework for Real-Time apps and REST APIs
Today I’m happy to share the release of Feathers 4 (Crow), a framework for real-time applications and REST APIs in JavaScript and…
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20777
Link-time optimization in GCC, part 3 – LibreOffice
After Firefox , I decided to look into LibreOffice performance with link time optimizations (LTO) and profile feedback (FDO). This post was ...
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20780
Improving PixelMelt's Kindle Web Deobfuscator
A few days ago, someone called PixelMelt published a way for Amazon's customers to download their purchased books without DRM. Well… sort of. In their post "How I Reversed Amazon's Kindle Web Obfuscation Because Their App Sucked" they describe the process of spoofing a web browser, downloading a bunch of JSON files…
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20782
Implementing VisiCalc (2003)
I'm writing this in preparation for the Computer History Museum's The Origins and Impact of VisiCalc panel on April 8th 2003. This is basically a draft and I hope to do some more editing as time permits and you should expect many typos until then. I'm also going to continue to edit and change this as I remember…
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20784
Interview with Dennis Ritchie (2003)
dmr: I'm not a person who particularly had heroes when growing up.
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First Shader from Zero in Godot 4
Create your first shader in Godot. Implement texture sampling, shift shader UV coordinates, mask regions, and use noise to generate random shapes that make up a portal.
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Writing interactive stories with Ink in Unity
Why I chose Ink as one of the core technologies for my game.
20789
The many flavors of hashing
About the many types of hash functions, their use-cases, dos and don'ts, with suggestions for currently accepted algorithms.
20790
Finding Software Bugs Using Symbolic Execution
Internet home of Raimondas Sasnauskas. Stories of my journey.