From: Marc Heiler <shevegen@...>
Date: 2008-08-08T18:31:27+09:00
Subject: Re: Most compact command for associate array 'totalling'?

> Quite true, but I find the block form to be a better "general case"
> form to know since it is so much more flexible.

I guess you have a point here, but visually I find the shorter solution

  a = Hash.new(0)
  a['abc'] += 1

more appealing.
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