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The Last Technical Interview
Today we will pour one out for the vaunted technical interview process, which is on its last leg. And we’ll talk a little about what’s…
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Scaling Git at OpenAI
How OpenAI built Pando, a Git-compatible backend designed for the scale of development that Codex makes possible.
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Pandas 3.0
We're excited to announce the release of pandas 3.0.0. This major long-awaited release brings significant improvements to pandas, but also features some potentially breaking changes.
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Julia 1.13 highlights
Highlights of the Julia 1.13 release.
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Lessons for Agentic Coding: What should we do when code is cheap?
Ten lessons for coding with agents, from implementing to learn to remembering that code is cheap but maintenance and security aren’t.
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New MCP Roadmap
An update on the Model Context Protocol roadmap and focus areas for upcoming specification releases.
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Python Workers are now generally available
Python Workers allow developers to run Python web frameworks and AI orchestration libraries natively in the Cloudflare Workers runtime. You can seamlessly integrate with Cloudflare's ecosystem including D1, R2, and Workers AI without writing any JavaScript glue code.
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Why I still reach for Lisp and Scheme instead of Haskell
Scheme (and Lisp) lets you express complex systems and problem domains in simpler terms than any other language can. For all its brilliance, Haskell resists most of the attempts people make to just hack and write useful code quickly.
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Beyond agentic coding
AI dev tooling can do better than chat interfaces
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A faster way to calculate the day of the week
A range of fast modulus techniques that beat compiler output
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Code is clay now
Artisans, factories and the new material software is made of
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Tony Hoare has died
Limousin, Saint-Yrieix-la-perche, Périgord, Université, société, Livres, citations, Nantes, Jumilhac
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Vulnerability research is cooked
Vulnerability discovery has always been gated by elite attention. Elite attention is now abundant. What happens next?
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The challenges of soft delete
Exploring alternatives to the archived_at column pattern: triggers, application events, and WAL-based change data capture.
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Git Rebase for the Terrified
As a maintainer of several OneBusAway projects, I regularly ask contributors to rebase their branches before merging. The response is often hesitation or…
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Software for One
Robin Sloan wished for a HyperCard that could build a family app in a day. That world showed up.
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Teaching Claude Why
New research on how we've reduced agentic misalignment
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Tree-sitter vs. Language Servers
I got asked a good question today: what is the difference between Tree-sitter and a language server ? I don’t understand how either of these tools work in depth, so I’m just going to explain from an observable , pragmatic point of view.
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Hilariously fast volume computation with the divergence theorem (2018)
The following presents a fast algorithm for volume computation of a simple, closed, triangulated 3D mesh. This assumption is a consequence of the divergence theorem. Further extensions may generalise to other meshes as well, although that is presently out of scope.
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Why is the x86 undefined instruction called ud2? Why 2?
It came after ud0 and ud1.
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The creator of Jujutsu has joined ERSC
After 15 years at Google, the creator of JJ joins ERSC as Chief Technology Officer.
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Jujutsu megamerges for fun and profit
A practical guide to creating and maintaining powerful megamerge workflows in Jujutsu for faster, conflict-free development.
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PR spam today looks like email spam in the early 2000s
OpenClaw became the fastest-growing repo in GitHub history almost overnight. The PR data offers a preview of what the future of open source contribution may look like.
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Fixing a 20-year-old bug in Enlightenment E16
Some may find it weird, but I actually greatly enjoy using Enlightenment E16 as my window manager. It's themable, hackable, lightweight (24MB peak RSS!),...
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Fine, I'll build my own text editor
The one where I build my own text editor (until I get bored).
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Defer available in gcc and clang
About a year ago I posted about defer and that it would be available for everyone using gcc and/or clang soon. So it is probably time for an update. Two things have happened in the mean time: A tec…
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Learning Programming in an Age of LLMs
Open answers to a reader's letter.