rails-3.0 episodes

Here we finish up this upgrade series by removing all deprecation warnings and fixing some problems in the view.

Here we continue upgrading an application to Rails 3 by getting our specs up and running and going through the rails_upgrade plugin.

In the first part of this series on upgrading a Rails 2 application to Rails 3, we'll start off by setting up Rails 3.0 Release Candidate in a clean environment. The rails_upgrade plugin will then help us determine what needs upgrading.

Embedded flash notices, permanent cookies, and the details of respond_with are in this episode.

The router in Rails 3 is fully compatible with Rack. Learn how to embed Sinatra into an app, handle redirects, and improve on Rails Metal.

It is now possible to add subdomains to Rails 3 without the use of additional plugins. Learn how in this episode.

Generators in Rails 3 have been rewritten to use Thor which means the code used to create a generator is quite different. Here you will learn the new way to make generators in Rails 3.

Generators in Rails 3 have been completely rewritten to be more modular. This allows you to customize any generator to fit your specific preferences.

Learn some advanced techniques regarding named scopes and get an introduction to Arel in this episode.

Learn how to refactor a set of conditional Active Record queries using a Dynamic Delegator.