Blog
Subscribe via RSS:
RSS FeedGenerating alien lifeforms in the browser
Designing creatures from traits and generating images of them with a model that runs in your browser
October 24, 2026
Can Claude write an Atari ST emulator in a morning?
A weekend experiment: a cycle-timed Atari ST emulator that runs in the browser
October 14, 2026
Testing Time: The Clock Pattern for Deterministic Tests
How to test time-dependent code without waiting around: abstracting datetime behind a Clock interface for fast, reliable tests.
December 6, 2025
Testing UUIDs: The IdGenerator Pattern for Deterministic Tests
How to test code that generates UUIDs without dealing with non-deterministic values
December 6, 2025
Mocks: Why I've Stopped Using Them in My Tests
Moving away from mocked testing: lessons learned from years of witnessing their misuse and the problems they create in production code.
January 10, 2025