only installs rails_analyzer_tools
I had to install actionpack, actionmailer manually
ex: gem install actionpack
but if I try 'gem install rails' again it only installs rails_analyzer_tools (1.0.0) and not the latest rails (0.12.1)
© 2015, O’Reilly Media, Inc.
All trademarks and registered trademarks appearing on oreilly.com are the property of their respective owners.