PayPal, love it or hate it, is easiest way to send and receive money online. In this screencast we go through how to create a Buy Now button, which use...

Use a virtual attribute to implement a simple tagging feature. In this episode I show you how to assign virtual attributes through a callback instead of a setter method

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!