View: 
Categories
- Active Record
- Active Resource
- Active Support
- Administration
- Ajax
- APIs
- Authentication
- Authorization
- Background Jobs
- Caching
- Code Walkthrough
- Controllers
- Debugging
- Deployment
- eCommerce
- Forms
- Mailing
- Models
- Performance
- Plugins
- Production
- Rack
- Rails 2.0
- Rails 2.1
- Rails 2.2
- Rails 2.3
- Rails 3.0
- Rails 3.1
- Rails 3.2
- Rails 4.0
- Refactoring
- Routing
- Search
- Security
- Testing
- Tools
- Views
Validations in Rails 3
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.
(9 minutes)
Dynamic Forms
Learn how to add fields to a form dynamically using another form, complete with custom field types. It's fieldception!
(14 minutes)
More on Twitter Bootstrap
This episode continues on the Twitter Bootstrap project showing how to display flash messages, add form validations with SimpleForm, customize layout with variables, and switch to using Sass.
(12 minutes)
In-Place Editing
Edit an attribute in-place without leaving a page using the Best In Place gem. Learn how to add validations and support for various field types.
(8 minutes)
Wizard Forms with Wicked
Creating a wizard form can be tricky in Rails. Learn how Wicked can help by turning a controller into a series of multiple steps.
(11 minutes)
Generating RSS Feeds (revised)
If you have a page containing a dynamic list of records, consider providing an RSS or Atom feed for it. It is quite easy to do with XML Builder and the atom_feed helper method as shown in this episode.
(8 minutes)
Form Builders
Forms often follow a similar pattern with a lot of repetition. Learn how to clean up form views and remove duplication with the help of form builders.
(12 minutes)
Running JavaScript in Ruby
Sometimes logic needs to be shared between the server-side (Ruby) and the client-side (JavaScript). Here I show how to run JavaScript directly in Ruby through ExecJS and therubyracer.
(14 minutes)
Multistep Forms
See how to create a multi-step (wizard) form from scratch in this episode.
(15 minutes)
Formtastic Part 2
Learn about some of the more advanced functionality of Formtastic including handling many-to-many associations, required fields, and styling.
(9 minutes)