Ruby5 #633

Ruby5 - Episode #633 - April 19th, 2016

• Slack Vision Bot
  • Google Cloud Vision API
  • gem 'slack-ruby-bot', gem 'google-api-client'
• The Optimist’s Guide to Pessimistic Library Versioning
  • The ~> operator might be pessimistic
• Rails 5 Warning
  • Category: Rails 5 | BigBinary Blog
  • Rails 5 officially supports MariaDB
  • Rails 5 allows to send log to STDOUT via environment variable
  • Validate multiple contexts together in Rails 5
  • Rails 5 changed Active Job default adapter from Inline to Async
  • Use file_fixture to access test files in Rails 5
• Enumerable Hidden Features
  • iter = [1, 2, 3].each
    • iter.next