From: "ara.t.howard" <ara.t.howard@...>
Date: 2007-10-31T06:48:14+09:00
Subject: Re: better way to accumulate totals


On Oct 30, 2007, at 3:40 PM, Joel VanderWerf wrote:

> This works...
>
> count = Hash.new{|h,k| h[k] = Hash.new{|h1,k1| h1[k1] = 0}}
> => {}
> count[:foo][1] += 1
> => 1
> count[:foo][1] += 1
> => 2
> count[:foo][1] += 1
> => 3

oh yeah, of course ;-)  i'm in the habbit of using 'update' from  
'inject' where is saves you having to return the hash itself...   
shorter is better always.

cheers.

a @ http://codeforpeople.com/
--
it is not enough to be compassionate.  you must act.
h.h. the 14th dalai lama