hi
can u suggest how to upgrade frm rails 2.8 to 3
and ruby 1.8.7 to 1.9.2
I'm sure you'll hear an echo chamber here of "Use rvm"! http://beginrescueend.com
Follow their directions to the letter, and all will be well.
Walter
Install rails upgrade plugin and run all the checks to see what changes you need to make to upgrade the app.
https://github.com/rails/rails_upgrade
Chirag
http://sumeruonrails.com
you may check this: https://github.com/joshfng/railsready
this script setup everything for you as per your requirement!!