Ruby5 #536

https://ruby5.codeschool.com/episodes/574-episode-536-march-17th-2015

• Release Candidates
  • changes to action mailer, action pack, action view, active model, active record and active support
• Callback Gotchas
  • how ActiveModel callbacks can result in a race condition when retrieving a new record in an after_save callback method
  • group :test do
    • gem "test_after_commit"
• Time Zones
  • Always deal in date and time objects
• Contracts.rb
  • Contracts.ruby is an easy to use gem that allows you to make assertions about your methods
  • Contract Num, Num => Num. This says that the add function takes two numbers and returns a number
• Papertrail
  • Debugging with PaperTrail

♫ Ed Sheeran - Bloodstream

by SoundHound