Latest Screencasts (page 4)

Haml is the brain child of Hampton Catlin. In this screencast we’re going to show how Haml can simplify your markup and speed up front-end development. As developers we naturally gravitate towards products or languages that help keep our work clean and organized. Haml is just one of those things....

CarrierWave makes it easy and clean to add file uploads to your application. It supports a variety of ORMs, frameworks and image processors.

In this installment in the Delicious Clone, we use CanCan to set some permissions on the Bookmarks Controller. Next week, we’ll finish the bookmark creation process and the following, we’ll add styling with SASS.

Chris McCann demonstrates Ruleby, a Ruby implementation of a rules engine based on the Rete algorithm. Bonus content: download the slides from this talk.

Metric Fu, Metrical, SimpleCov, Rails Best Practices, and more are covered in this episode on metrics.

MetaWhere provides a way to do complex find conditions without SQL in Active Record. MetaSearch makes it easy to create search forms with many find options.

Password authentication is not too complicated to make from scratch, it will also help to get a better understanding of how it works.

Because I’m going to be testing in cucumber sections of the site that require a user to be logged in, I decided to get it out of the way. So, in this video, I write a cucumber feature to test login and round it off with a few tests on the devise generated user model [...]

Rails 3 comes with instrument support through the ActiveSupport::Notifications class. Call "subscribe" to listen to notifications, and "instrument" to send them.

Here is what I’ve done to create this application: Use the ‘rails new’ command to create a rails application Set up the Gemfile Configure the Database Install Cucumber Install Rspec Install Devise Install CanCan Install jQuery Configure Devise Download (HD) 84.2 MB Download (iPod & iPhone) 47.4 MB