Ruby5 #581
- Rails 4.2.4 and 4.1.13
- Rockflow
- simple or complex workflow
- Running a High Traffic Rails App on Heroku’s Performance Dynos
- Performance-M ($250/month) and Performance-L ($500/month) dynos
- Squid
- plotting charts in PDF files
- Ruby 2.2.3, 2.1.7, 2.0.0-p647
- security fix for a RubyGems domain name verification vulnerability