RailsCasts

Latest Episodes:

#246 AJAX History State Dec 27, 2010

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The new pushState function in JavaScript allows us to change the full URL with AJAX. This means the back button, reloading, and bookmark support can be easily added.

#245 New Gem with Bundler Dec 20, 2010

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Creating new gems is easy with the `bundle gem` command. In this episode I will walk you through how this works.

#244 Gravatar Dec 13, 2010

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Gravatar is a service for providing user avatars. See how easy it is to use in Rails in this episode.

#243 Beanstalkd and Stalker Dec 06, 2010

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Beanstalk is a fast and easy way to queue background tasks. Stalker provides a nice wrapper interface for creating these jobs.

#242 Thor Nov 29, 2010

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Thor is an alternative to Rake. It has better support for command line arguments and provides a way to add global scripts.

#241 Simple OmniAuth Nov 22, 2010

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Authentication is incredibly simple to add with just OmniAuth if you don't need username/password or multiple authentications per user.

#240 Search, Sort, Paginate with AJAX Nov 15, 2010

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Many administration pages have search, sorting, and pagination on the index page. See how to add all of this including AJAX.

#239 ActiveRecord::Relation Walkthrough Nov 07, 2010

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The new Active Record query methods in Rails 3 might seem like magic at first. But in this episode I unravel how it works by browsing the Rails 3 source code.

#238 Mongoid Nov 01, 2010

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Mongoid is a polished, high-level Ruby gem for accessing MongoDB. Here I cover installation, adding fields, validations, associations, and keys.

#237 Dynamic attr_accessible Oct 25, 2010

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It is important to use attr_accessible for security with mass assignment, but what if you need it to be dynamic based on user permissions? See how in this episode.

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