Tagged: code

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• I Forced Claude to Write a JSON Parser in Brainfuck

  March 2, 2026

  How I used a CodeSpeak spec to get Claude to build a fully compliant RFC 8259 JSON parser in Brainfuck — and the six bugs it had to debug along the way.

• Swift FractionFormatter 1.0

  June 5, 2024

  Properly format fractions in Swift using Unicode (e.g. "1/2" rather than "1/2")

• Running JSLint with Safari's JavaScript Core

  July 8, 2009

  A launcher script for JavaScript Core that lets Mac users run JSLint from the command line without installing anything extra.