Latest Screencasts (page 4)

Request specs in RSpec are a great way to ensure the entire application stack is working properly. Here I also show how to use capybara with integrated JavaScript testing using Selenium.

To mark AJAX's birthday on 18th March, we've put together a screencast to show you how to create your very own AJAX-updating countdown website for the big day. We're using Haml, Sinatra and jQuery to do this and recommend you look at our introduction videos if you're not familiar with...

Internationalization is easy to add in Rails, but the YAML files can be difficult to manage. In this episode I show how to use Redis for managing the translations through a web interface.

Undo and redo behavior is easy to add with a versioning gem such as Paper Trail. Learn how to add an undo link to any model's flash message.

In this video tutorial we’ll cover how to use Haml in a new Rails project, how to integrate it into an existing project, and how to convert any pre-existing ERB templates into Haml. If you’re new to Haml, we recommend you first watch our Introduction to Haml screencast. Links Introduction...

In this screencast we’re going to show how Sass can simplify, structure and speed up your styling workflow. Like Haml, Sass is the brain child of Hampton Catlin and stands for Syntactically Awesome Stylesheets. And it lives up to it’s name, Sass stylesheets are awesome! Watch this screencast to find...

If you need pagination in Rails 3 try out Kaminari. It is a clean, flexible solution which uses scopes to flow nicely with Active Record queries. Did I mention it also works with Mongoid?

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.