ASCIIcasts - Recent Episodes415 Upgrading to Rails 4 Other translations: With the release of Rails 4.0.0.rc1 it's time to try it out and report any bugs. Here we walk you through the steps to upgrade a Rails 3.2 application to Rails 4. Tags: rails-40 412 Fast Rails Commands Other translations: Rails commands, such as generators, migrations, and tests, have a tendency to be slow because they need to load the Rails app each ti
