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.
PayPal's IPN (Instant Payment Notification) service allows your app to get confirmation when an order is processed. In this episode I use IPN to mark a cart as purchased.
This episode is the first in a series on handling the checkout process for orders. Here we show how to complete purchases through PayPal's Website Payments Standard service.
Rails 2.2 is out! In this episode I show how to upgrade Rails and then demonstrate one of the new additions: Memoization.
6 min
About RailsCasts (Mobile)
From the publisher's feed
Every other week you will be treated to a new, free RailsCasts episode featuring tips and tricks with Ruby on Rails, the popular web development framework. These screencasts are short and focus on one…
technique so you can quickly move on to applying it to your own project. The topics are geared toward the intermediate Rails developer, but beginners and experts will get something out of it as well. A Pro option is also available containing more screencasts each week. This version is for mobile devices which cannot support the full resolution version.