You can sometimes remove a lot of duplication by generating methods dynamic. In this episode I will show you how to create a plugin which does exactly that. (7 minutes)

Although Rails does allow you to edit time attributes with text fields, it's not very flexible. In this episode you will learn how to use a virtual attribute to format the time to your liking. (5 minutes)

Learn how to use the trusty strftime method to format a time, and see how Rails allows you to save this format for later use. (5 minutes)

If you are like me, you avoid creating page titles because it is kind of a pain. But in this episode I will show you a clean way to add titles to your pages. (5 minutes)

Learn how to use the very useful group_by method to group an array by anything you want! In this episode I group an array of tasks by month then sort it properly. (5 minutes)

Have you ever wanted to visually line up items in rows and columns? The in_groups_of method makes this a cinch. Just watch out for the gotcha. (4 minutes)

Another common security issue is cross site scripting. In this episode you will see why it is so important to escape any HTML a user may submit. (5 minutes)

Your site may be at risk! When using mass assignment, you are giving the user complete control over that model and its associations. See how a hacker might use this vulnerability and learn how to stop it in this episode. (6 minutes)

One of the most common security problems for dynamic sites is SQL Injection. Thankfully Rails does everything it can in solving this issue, but you still need to be aware of it. (5 minutes)

The stack trace can be a very useful tool when it comes to debugging. Learn the ins and outs of how the stack trace works in this episode. Note: I am using an older version of the Rails bundle here so it might be a little different than yours. The command in the newer version is called Install Plugin and requires you to type textmate_footnotes in the search. (4 minutes)