Summary: Every other week you will be treated to a new, free RailsCasts episode featuring tips and tricks with Ruby on Rails, the popular web development framework. These screencasts are short and focus on one technique so you can quickly move on to applying it to your own project. The topics are geared toward the intermediate Rails developer, but beginners and experts will get something out of it as well. A Pro option is also available containing more screencasts each week. This version is for mobile devices which cannot support the full resolution version.
Rails 3 offers several new additions to validations. Here learn how to make a custom error_messages partial, reflect on validations, and clean up complex validations in a model.
Here we dive deeper into Devise by customizing how the views, routing, validations, and authentication works.
Devise is a full-featured authentication solution which handles all of the controller logic and form views for you. Learn how to set it up in this episode.
Blocks in ERB templates are handled differently in Rails 3.0 Beta 2. Learn all about it in this episode.
Here I talk about three popular choices for syntax highlighting in Rails: CodeRay, Ultraviolet and Pygments.
Action Mailer has been rewritten for Rails 3 providing a much cleaner API with its use of the Mail gem.
It is easy to be vulnerable to cross site scripting attacks in earlier versions of Rails, but Rails 3 solves this by automatically escaping unsafe input.
Rails 3 sports a new routing interface. In this episode I show how to translate the old interface into the new one and show off a few new features.
Rails 3 introduces a new query interface for performing finds in Active Record. See how it works along with the changes in named scopes.
Bundler is the way to manage gem dependencies in Rails 3.0. Learn how to install gems and lock them down in this episode.
Get started with Rails 3.0 Beta and install Ruby 1.9.1 using RVM: Ruby Version Manager. Stay tuned to the end for a challenge on giving back to open source.
Change the look and behavior of a Rails app on mobile devices. Also use jQTouch to build a native-looking interface.
Use checkboxes to edit multiple records in one form, where each one has an individual set of form fields.