How can I remove Ruby on Rails 4 beta?

Question

I\'m new to Ruby and Rails and I installed the latest beta version of Rails 4 on my Mac, before I installed RVM to manage my versions. The Rails 4 beta is becoming a huge pain i

Answer 1

Do

$ gem uninstall rails

and choose the version 4 beta as the one to uninstall. Do not worry about unmatched dependencies at this point. Just say 'yes' to go ahead with the uninstall.

Once it is gone, do

$ gem install rails

This will get and install the latest released version for you.