This step by step guideline is your friend. Each step is doable, so you can make this happen!
Q: Wait now, What is this?
A: A list, nay, a Framework for upgrading Rails Apps to version 4.0
remote_link_toare giveaways to rewrite in UJS
rails g rspec:install
auth_modulesjust because its there. My recommendation: replace with devise and send your users a link to reset their password. This is controversial, as your users will know something's up… but: something IS up, you're not as secure as you need to be
attr_accessiblechanges. Over time, switch to