Previously on this blog, I installed Ruby 2.2. The Ruby is running on the rbenv.Upgrade Ruby from version 2.0 to 2.2 on Mac - Another Japan in the WorldAnd that is because I will install Rails4.This time, I will install Rails4.Default ruby…

Upgrade rbenv and ruby-build at first. $ brew update $ brew upgrade rbenv ruby-build Check available version list. And install version 2.2.3 which is latest 2.2 stable version. $ rbenv install --list $ rbenv install 2.2.3 It looks working.…