A Regular Expression Matcher: Code by Rob Pike, Exegesis by Brian Kernighan (via) Delightfully clear and succinct 30-line C implementation of a regular expression matcher that supports $, ^, . and * operations.
Recent articles
- The Summer of Johann: prompt injections as far as the eye can see - 15th August 2025
- Open weight LLMs exhibit inconsistent performance across providers - 15th August 2025
- LLM 0.27, the annotated release notes: GPT-5 and improved tool calling - 11th August 2025