David Runger : Blog

• My decorator-style memoization shard for Crystal
  Concise, argument-aware method caching without the boilerplate.
  2026-08-23
• Easy PostgreSQL major version upgrades for a Docker Compose hobby app
  2026-01-22
• Automatically compiling Crystal for development tooling
  The ease and beauty of Ruby, with the speed of C.
  2024-08-08
• Flaky specs due to ActionCable leakage
  Isolate broadcasts for every test process
  2024-07-25
• Enforce Git hooks in a Rails initializer
  2024-07-02
• Using VS Code as a Rails app:update merge tool
  2024-06-26
• Quick Tip: Use gem.wtf to open a Ruby gem's repository
  2023-02-13
• Mocking external requests in Rails feature tests
  WebMock for the test browser
  2023-01-30