Latest Screencasts (page 3)

Fixtures are external dependencies which can make tests brittle and difficult to read. In this episode I show a better alternative using factories to generate the needed records.

XML technologies offer web developers and designers more flexibility than ever before. In Real-World XML, industry expert Joe Marini covers the best programming practices with XML, including the tools needed to build effective XML structures. He demonstrates the implementation of XML formats, how these formats work in real-world situations, and...

You can improve the readability and remove duplication in RSpec by adding matchers and macros. Learn how in this episode.

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.

Cucumber is a high-level testing framework. In this episode we will create a new Rails application from scratch using behavior driven development.

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.

PayPal Express Checkout is easy to add to an existing ordering system. See how in this episode.

In this episode I show how to add Active Merchant's functionality to a Rails application to make a fully-functional checkout process.

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.

This episode shows how to encrypt the variables passed to PayPal and verify the authenticity of the payment notifications (IPN).