Ruby5 #578

https://ruby5.codeschool.com/episodes/620-episode-578-august-21st-2015

• Ruby 2.2.3 security patch
  • RubyGems domain name verification vulnerability
• Rails code of conduct
  • Ruby on Rails: Code of Conduct
• Frozen Strings in Ruby 3
  • did you mean gem (nishijima)
• Twitter Bootstrap 4 Alpha
  • Moved from Less to Sass
  • moved to rem and em units
• 2015 Rails Rumble announced
  • Tips for participating in the Rails Rumble — Infinum

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Bootstrap 4 alpha page REO Speedwagon - Roll With The Changes [HQ] (Live - YouTube