On 10/23/2013 11:48 AM, Derek Atkins wrote: > Try to use Ruby on Rails and not use bleeding-edge! Whenever you create > a new app it wants to pull down all the most current gems possible. Bundle solves that. Just fix the Gemfile with specific versions or only allow updates to the 3rd level. Done. Use rvm or rbenv to keep ruby app dependencies self-contained. NEVER use the OS ruby, gem, rails - NEVER.