Ruby Plus #91: Association Proxy Method in Rails

BestVideos — Mon, 07 Jul 2008 15:35:48 GMT

In this episode you will learn how to use the _ids=([array of ids]) association proxy method in your controllers. When you have has_many or has_and_belongs_to_many models you can use the association proxy method and simplify code in your controllers.

Based on the blog post params fu #4 by Stephen Chu.

MetaProgramming - Extending Ruby for Fun and Profit

BestVideos — Thu, 03 Jul 2008 21:38:40 GMT

Summary
Ever wonder just how Rails declarations such as "has many" and "belongs_to" work? Ever wished you could write your own code that worked the same way? It turns out that this style of programming, often called metaprogramming, is easier than you might think. In this talk we'll see how Ruby's open classes, compile-time execution, and full meta-object model make it easy to write your own extensions.

Bio
Dave Thomas is recognized internationally as an expert who develops high-quality software--accurate and highly flexible systems. He helped write the now-famous Agile Manifesto, and regularly speak on new ways of producing software. He is the author of six books, including the best selling The Pragmatic Programmer: From Journeyman to Master and Programming Ruby: A Pragmatic Programmer's Guide.

About the conference
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BestTechVideos: Videos Tagged with 'has many'

Ruby Plus #91: Association Proxy Method in Rails

MetaProgramming - Extending Ruby for Fun and Profit