1. Lucky, an experimental new web framework by thoughtbot

  2. Bridging Elm and JavaScript with Ports

  3. factory_bot

  4. Modeling with Union Types

  5. Redux for Chrome Extensions

  6. Access Ruby Hash Values with Fallbacks for Missing Data

  7. Debugging Why Your Specs Have Slowed Down

  8. Booleans and Enums

  9. Better Date Manipulation in PostgreSQL Queries

  10. Finding the Oldest/Youngest Records Within a Group