Testing

3 articles

AI
Testing
Tools

Claude ported the TypeScript compiler to Rust without anyone reading the code: why it worked

A developer let Claude Opus 5.5 translate the TypeScript compiler to Rust for two weeks. It passes all 184,749 tests and he says he never read a line. What happened, what's overhyped, and how to use the same structure for a migration in your own project.

Oct 14, 26 · 7 min

Good practices
Operations
Testing

Your first DevOps pipeline: from push to production

What should run on its own every time you push code, in what order, and what is better left out. A complete example and the rules that keep automatic deployment from being scary. It takes an afternoon to set up.

Sep 29, 26 · 7 min

Testing
Good practices
Quality

If you are only going to write a few tests, write these

Nobody has time to test everything. But there are four kinds of test that give you almost all of the benefit for very little effort, and several that get written constantly and are worth nothing.

Sep 5, 26 · 4 min