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Edit Multiple
Use checkboxes to select multiple records and edit them all in one form as shown in this episode. With virtual attributes you can even edit values relatively!
(14 minutes)
Integrating Active Merchant
In this episode I show how to add Active Merchant's functionality to a Rails application to make a fully-functional checkout process.
(18 minutes)
Metric Fu
Metric Fu is a compilation of several tools to help find areas of code that could be improved. In this episode I show you how to setup this tool on the railscasts.com source code.
(9 minutes)
More on Cucumber
There is a lot more to Cucumber than I showed in an earlier episode. See how to refactor complex scenarios in this episode.
(18 minutes)
Three Profiling Tools
Ever want to know what Rails is doing under the hood during a request? In this episode I show three different profiling tools: New Relic RPM, FiveRuns TuneUp, and Rack::Bug.
(7 minutes)
Webrat
If you prefer writing integration tests in ruby instead of Cucumber's plain english, consider interacting with Webrat directly as I show in this episode.
(7 minutes)
Rack Middleware
Rack middleware is a way to filter a request and response coming into your application. In this episode I show how to modify the response body using middleware.
(12 minutes)
Rails 2.3 Extras
This episode finishes up this series on Rails 2.3. Here you will learn about several smaller additions in 2.3.
(9 minutes)
PayPal Security
This episode shows how to encrypt the variables passed to PayPal and verify the authenticity of the payment notifications (IPN).
(11 minutes)
Active Merchant Basics
Active Merchant is a great library for handling credit card transactions. In this episode I will show you the basics of using it to communicate with PayPal's gateway.
(10 minutes)