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Cleaning Up the View
This episode starts off with a big, messy template. Watch as this code shrinks and becomes more readable while the interface stays the same.
(9 minutes)
Debugging with ruby-debug
This episode will show you how to debug a rails app using ruby-debug: set a breakpoint, inspect variables, change the code and more.
(8 minutes)
Handling Exceptions
When an exception is raised in development you get the full error along with the stack trace. In production, only a simple message is displayed. Learn why this is and how to customize the handling of exceptions.
(8 minutes)
Update through Checkboxes
See how to select multiple items using checkboxes and perform an action on the selected items in this episode.
(10 minutes)
will_paginate
In edge rails (soon to be Rails 2.0), the built-in pagination has been moved into a plugin: classic_pagination. I recommend jumping over to the will_paginate plugin as shown in this episode.
(6 minutes)
Contributing to Rails
The best way to contribute to the Rails project is to submit a patch. This episode shows how to do exactly that. There's also a surprise at the end that you don't want to miss!
(14 minutes)
Reading the API
The Rails API docs are very useful but can be difficult to read. This episode will give some tips on reading the docs and mention a few alternative sites for accessing the API. Update: sorry about the broken movie, it should work now.
(6 minutes)
Console Tricks
The Rails console is one of my favorite tools. This episode is packed with tips and tricks on how to get the most out of the console.
(10 minutes)
Two Many-to-Many
There are two different ways to set up a many-to-many association in Rails. In this episode you will see how to implement both ways along with some tips on choosing the right one for your project.
(9 minutes)
Catch-all Route
Sometimes you need to add complex/dynamic routes. This is often impossible to do in routes.rb, but do not worry. It can be accomplished with a catch-all route. See how in this episode.
(5 minutes)