From: Brian Candler <b.candler@...>
Date: 2008-10-25T23:03:17+09:00
Subject: Re: Join all text files in a folder, with a single line of Ruby code

William James wrote:
> "We still don't need no stinkin' loops!"
> 
> File.open("mrg","w"){|f|f.puts Dir['*.txt'].map{|nm|IO.read nm}}

Note that 'puts' will add a newline to the end of each file which 
doesn't already have one. If you don't want this, use 'print' or 'write' 
instead.
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