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samullen — 5 posts

http://samuelmullen.com

New post on the problems developers run into when using Rails callbacks, why they arise, and how to get around them: The Problem With Rails Callbacks
With the release of Rails 3.2 came a host of new features, in particular ActiveRecord. In this post, I discuss some of the pros and cons which come with using ActiveRecord::Store.
Rails 3.2 introduced "explain" into ActiveRecord::Base. A number of posts have already covered how to use and configure it; I wanted to help developers understand why "explain" is useful.
I really like Ruby's ri documentation tool and think Ruby devs need to give it a try. In the following post, I cover how to get started, using the interactive mode, seeing things in color, using ri in vi, and troubleshooting.

Up and Running With Ruby Interactive (ri)
Parellel Programming with Dropbox  samullen.posterous.com
I had a goofy idea about parallel programming, TDD, and Dropbox: Parallel Programming with Dropbox