You can follow this guidefor this upgrade.
Ruby on rails mac.
Mac has basically ruby.
If you re new to rails see what is ruby on rails.
Ruby on rails is a great language and framework for creating highly interactive websites.
Installing ruby on rails is simple but unless you have an old mac machine a pre 08 model you should seriously consider upgrading your system to os x mavericks 10 9.
Discover how to set up rails and program in ruby on your apple mac.
So you can install rails directly but to support various versions of ruby we ll install rbenv that is ruby version manager.
How to use ruby to make a website.
Or get the free book learn ruby on rails.
Execute the command below to install rbenv.