From: Bu Mihai <mihai.bulhac@...>
Date: 2008-03-28T16:28:07+09:00
Subject: Re: numbers of a record in an array

Paul Danese wrote:
> If you install the facets gem you can use "frequency"
> 
> e.g.
> 
>>irb
> irb:> require 'rubygems'
> => false
> irb:> require 'facets'
> => true
> irb:> x = %w[a b d e e rkeke ele e ee e e el d]
> => ["a", "b", "d", "e", "e", "rkeke", "ele", "e", "ee", "e", "e", "el",
> "d"]
> irb:> x.frequency
> => {"ee"=>1, "a"=>1, "b"=>1, "d"=>2, "e"=>5, "el"=>1, "ele"=>1,
> "rkeke"=>1}

Tnx a lot for this gem, it looks very interesting not just for solving 
this issue.
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