Ruby5 #503

Ruby5 - Episode #503 - October 16th, 2014

• Unary Operators
  • +@, ~, ! (and not)
• Writing fast Ruby
  • yield is 5 times faster
• each_with_object
  • Better Hash Injection using each_with_object
• Rails ES6 Transpiler
  • ES6 (aka Harmony)
  • React JSX tranpiler and ES6 transpiler
  • Webpack
• HStore
  • How to persist hashes in Rails applications with PostgreSQL

♫ David Lee Roth - Just Like Paradise

by SoundHound

Van Halenの初期と現在のVoらしい