Latest Screencasts (page 2)

Rails 2.2 is out! In this episode I show how to upgrade Rails and then demonstrate one of the new additions: Memoization.

Rails 2.1 brings some new caching features which makes it very easy to cache any values including models. See how in this episode.

Action caching behaves much like page caching except it processes the controller filters. You can also make it conditional as seen in this episode.

Sometimes you only want to cache a section of a page instead of the entire page. Fragment caching is the answer as shown in this episode.

Page caching is an efficient way to cache stateless content. In this episode I will show you how to cache the dynamic javascript we created last week.

Sometimes your web application can be slow. Or you have a surge of traffic. Or you want to run your site on slow hardware or a shared host. For those times you need caching. Ruby on Rails comes with page, action, and fragment caching built-in. You can use these techniques...

If you need to display the record count for a has_many association, you can improve performance by caching that number in a column.

Learn a quick way to improve performance. Just store the end result of an expensive command in an instance variable!

Dominic Damian talks about the different options available to you when deploying a Rails application. He covers areas such as servers, caching, database, and hosting.