If you want to create a model without a database backend, you simply need to define a couple methods in the model like I show in this episode. (8 minutes)

CanCan is a simple authorization plugin that offers a lot of flexibility. See how to use it in this episode. (15 minutes)

Mechanize extends the power of Nokogiri allowing you to interact with multiple pages on the site: click links, submit forms, etc. (10 minutes)

Screen scraping is easy with Nokogiri and SelectorGadget. (13 minutes)

Learn how to set up a one-to-many or many-to-many association which is entirely embedded into a single column through a string or bitmask. (14 minutes)

Declarative authorization provides an advanced and powerful solution for role based authorization. (15 minutes)

Sometimes bad code slips into production and triggers a 500 error. Learn how to be notified of this and resolve it through integration tests. (10 minutes)

Pickle adds many convenient Cucumber steps for generating models. Also learn about table diffs in this episode. (16 minutes)

Learn about some of the more advanced functionality of Formtastic including handling many-to-many associations, required fields, and styling. (9 minutes)

Formtastic is a concise way to generate form views. In this episode (part 1 of 2) I show how to generate both a simple form and a more complex one which is customized with options. (10 minutes)