Some small code demos

Rust

• maze solver (parallel BFS, iterators): https://play.rust-lang.org/?version=stable&mode=debug&edition=2021&gist=e7c41836b58cf1aa51e350b5dab28a7f
• JSON parser/formatter (full crate with doc): https://github.com/guilliamxavier/rustic_json
• LZW-like (de)compression (memory-inefficient but rather fast): https://play.rust-lang.org/?version=stable&mode=release&edition=2021&gist=b589b5f80645bc6477cbd78b0779da6a
• my take of https://youtu.be/jf_ddGnum_4 (Implementing (part of) a BitTorrent client in Rust): https://github.com/guilliamxavier/codecrafters-bittorrent-rust

PHP (older)

• selected issues (with fix PR):
  • sebastianbergmann/phpunit#3461
  • doctrine/migrations#820
  • symfony/polyfill#206
  • composer/composer#8602
  • getsentry/sentry-php#1028