Hi! I'm Avdi Grimm, and this is my software development blog. More...
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Small plates of gourmet Ruby code.
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Objects on Rails
A developer notebook on applying classic Object-Oriented principles to Ruby on Rails projects.
The definitive guide to exceptions and failure handling in Ruby.
Tag Archives: design patterns
Announcing the display_case gem, an implementation of the Exhibit pattern described in (and extracted from) “Objects on Rails”. Continue reading
The Ruby community has seen a renaissance of interest in classic Object-Oriented thinking lately. We’re talking about Presenters, and DCI, and Data Objects. But with these new discussions come new problems. Namely: the dreaded pattern terminology debate. He says it’s a Decorator. … Continue reading
Thank you to Ben Hamill for sending me a question that prompted this post. Checking for object presence Very often in Ruby code, we would like to execute some action only if an object is present: def slug(title) if title … Continue reading