Open Source
Programming
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Latest Posts
(20 found)
Andrew Healey
1 months ago
Icepath: a 2D Programming Language
Sliding around a cave and hitting opcodes.
Gaming
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Andrew Healey
2 months ago
Counting Words at SIMD Speed
Rewriting a word counting program five times until it's 494x faster.
Performance
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Andrew Healey
2 months ago
Optimizing My Disk Usage Program
Increasing performance by reducing thread scheduling overhead and lock contention.
Backend
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Andrew Healey
2 months ago
Maybe the Fastest Disk Usage Program on macOS
A very fast du -sh clone for macOS.
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Andrew Healey
3 months ago
Filesystem Backed by an LLM
FUSE filesystem where file operations are handled by an LLM.
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Andrew Healey
4 months ago
How I Made Queuedle
A daily word-sliding puzzle game inspired by Wordle and Scrabble.
Web Development
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Andrew Healey
6 months ago
Visualizing Chess Bitboards
Brief introduction to chess bitboards and move generation with animations.
Data Visualization
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Andrew Healey
6 months ago
Installing NPM Packages Very Quickly
Building a package manager with a fast install step.
Tutorial
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Andrew Healey
1 years ago
Compiling Lisp to Bytecode and Running It
Extending my Lisp compiler and adding a fast virtual machine.
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Andrew Healey
1 years ago
Generating Mazes
Visualizations and techniques for different maze generation algorithms.
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Andrew Healey
1 years ago
Making Python Less Random
Using ptrace to intercept and modify a process's getrandom syscall.
Python
Security
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Andrew Healey
1 years ago
2D Multiplayer From Scratch
Exploring patterns and systems for creating realtime browser games.
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Rust
JavaScript
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Andrew Healey
1 years ago
Adding a Line Profiler to My Language
Creating my own developer tooling, and some thoughts on line profilers.
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Andrew Healey
1 years ago
A Custom WebAssembly Compiler
Making my programming language 4000x quicker, and adding a static type checker.
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