1. Improving Rails boot time with Zeus

  2. Ruby Science: How to Eliminate Feature Envy and Comments

  3. Faster Tests: Sign In Through The Back Door

  4. She Blinded Me with Ruby Science

  5. Better serialization, less as_json

  6. End-to-End Testing with RSpec Integration Tests and Capybara

  7. Reduce Application Clutter, Disable Unwanted Rails Generators

  8. ActiveModel Form Objects

  9. Don’t Repeat Your Ruby Constants in Javascript

  10. Hidden Gems: Suspenders