Latest Free Screencasts (page 4)
RailsCasts #22 Eager Loading
Railscasts - 2007-04-23 - free
One way to improve performance is to cut down on the number of SQL queries. You can do this through eager loading. Learn all about it in this episode!
Watch this screencastRailsCasts #1 Caching with Instance Variables
Railscasts - 2007-03-04 - free
Learn a quick way to improve performance. Just store the end result of an expensive command in an instance variable!
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