From: "Peña, Botp" <botp@...>
Date: 2008-06-13T19:09:54+09:00
Subject: Re: array to string conversion

From: alandacosta@gmail.com [mailto:alandacosta@gmail.com] 
# ex.map {|i,v| v * "," }

i always forget that "*" op on arrays 
thanks for the reminder :)

kind regards -botp