2311
Working through 'Writing A C Compiler'
Some time ago I decided I wanted to create a c compiler for the Hack processor in the nand2tetris book. After several dead end attempts that I might describe later I found this book : Writing a C C…
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The latest blog posts to take off on Hacker News. 21,819 posts.
2312
Faking a JPEG
Creating something that seems like a JPEG, very quickly
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Jank is C++
jank is Clojure. jank is C++. The combination is amazing.
2315
Switching to Claude Code and VSCode Inside Docker
Why I decided to ditch Cursor and switch to running Claude Code in an isolated environment + diy guide!
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AI agent benchmarks are broken
Benchmarks are foundational to evaluating the strengths and limitations of AI systems, guiding both research and industry development.
2318
Lossless Float Image Compression
Back in 2021 I looked at OpenEXR lossless compression options (and I think my findings led a change of the default zip compression level , as well as change of the compression library from zlib to libdeflate . Yay blogging about things!) . Then in 2023 I looked at losslessly compressing a bunch of floating point data…
2319
Is Gemini 2.5 good at bounding boxes?
Can Gemini 2.5 replace CNN for object detection?
2320
Optimizing a Math Expression Parser in Rust
Optimizing a math expression parser for speed and memory.
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The upcoming GPT-3 moment for RL
How RL training will scale up to thousands of diverse environments, similar to how pretraining scaled up text corpora.
2323
Tree Borrows
external page Neven Villani , external page Johannes Hostert , external page Derek Dreyer , external page Ralf Jung
2324
Astro is a return to the fundamentals of the web
Why Astro is perfect for content-driven sites: island architecture, zero JS by default, and blazing-fast performance.
2325
Parse, Don’t Validate – Some C Safety Tips
“A good programmer is someone who looks both ways before crossing a one-way street.” – Doug Linder
2326
Is the doc bot docs, or not?
What are we even doing here??
2327
Most RESTful APIs aren't really RESTful
When talking about REST, it is worth reading the dissertation of Roy Thomas Fielding. The original paper that describes RESTful web, “Architectural Styles and the Design of Network-based Software Architectures” Roy T. Fielding (2000), introduces the Representational State Transfer (REST) architectural style as a…
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Breaking Git with a carriage return and cloning RCE
tl;dr: On Unix-like platforms, if you use git clone --recursive on an untrusted repo, it could achieve remote code execution. Update to a fixed version of Git and other software that embeds Git (including GitHub Desktop).
2330
Leveraging Elixir's hot code loading capabilities to modularize a monolithic app
How hot code loading solves client-specific engineering problems in my startup Alzo
2331
Analyzing database trends through 1.8M Hacker News headlines
We analyzed 1.8 million Hacker News headlines spanning February 2007 to June 2025 to examine database engine popularity trends. Using camelAI connected to a ClickHouse database, we uncovered which databases the HN...
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Adding a feature because ChatGPT incorrectly thinks it exists
At Soundslice, our sheet music scanner digitizes music from photographs, so you can listen, edit and practice. We continually improve the system, and I keep an eye on the error logs to see which images are getting poor results.
2334
Deno 2.4
Deno bundle is back, alongside the addition of bytes and text imports, stabilized built-in OpenTelemetry, a new --preload flag, simplified dependency management with deno update, and more.
2335
Building the Rust Compiler with GCC
If you know one thing about me, it is that I love working on the Rust compiler. Some people kayak, travel or play guitar - and I stare at assembly, trying to figure out what I broke.
2336
Async Queue – One of my favorite programming interview questions
For the past 7+ years, I've been conducting a programming interview that has been a true personal favorite of mine. It was passed down to me from good friends (Jeremy Kaplan and Carl Sverre, and it was the latter whom I believe invented it). This interview has probably been
2337
Building a Mac app with Claude code
How I built Context—a native macOS SwiftUI app for debugging MCP servers—almost entirely with Claude Code, and what I learned about building with AI coding agents.
2338
Solving Wordle with uv's dependency resolver
mildbyte.xyz
2339
Optimizing Tool Selection for LLM Workflows with Differentiable Programming
How local, learnable routers can reduce token overhead, lower costs, and bring structure back to agentic workflows.
2340
Local-First Software Is Easier to Scale
The title of this post is somewhat misleading. Local-first software rarely needs to be scaled at all.