From: "Jesús Gabriel y Galán" <jgabrielygalan@...>
Date: 2013-01-29T02:58:53+09:00
Subject: Re: Please explain in English

On Mon, Jan 28, 2013 at 6:45 PM, Wayne Brisette <wbrisett@att.net> wrote:
> For those more versed than myself, I have a follow on question (thank for
> posting this Jooma).
>
> In this example can't you get rid of return res?

You could, using inject, but some people might say this is less
readable, and also creates some intermediate object that is not really
needed:


string.downcase.scan(/\w+/).inject(Hash.new(0)) {|h, word| h[word] += 1; h}


Jesus.