From: Adam Akhtar <adamtemporary@...>
Date: 2008-03-25T21:41:49+09:00
Subject: Re: hash of arrays - appending to one of the arrays


> The most common idiom is:
> 
>    (hash[key] ||= []) << value
> 

Thanks for the reply. Can I ask what these || mean..in this case do they 
mean OR???

does anyone have any good links on using the use of arrays with hashes 
in this manner?

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