From: Wayne Brisette <wbrisett@...>
Date: 2013-02-12T06:14:36+09:00
Subject: Re: Issue with Excel column values read.

Right, but again, this is where critical thinking comes into play (and rescue). 

Go look here: There are some good examples of things to look at. 

http://stackoverflow.com/questions/1235863/test-if-a-string-is-basically-an-integer-in-quotes-using-ruby