From: "David A. Black" <dblack@...>
Date: 2009-09-09T19:47:23+09:00
Subject: Re: different results with File.exists?

Hi --

On Tue, 8 Sep 2009, Robert Klemme wrote:

> 2009/9/8 Mehdi Karamnejad <sepehr.online@gmail.com>:
>> yeah,that was it! thanks ;)
>
> Additional hint: use p to debug output what you have. e.g.
>
> path=gets
> p path
> if File.exists?(path) then

Meta-additional hint: in 1.9, p returns its argument(s), so if you
have:

   path = gets

you can just change it to:

   p path = gets

which makes for slightly easier back-and-forth between the p version
and the non-p version.


David

-- 
David A. Black / Ruby Power and Light, LLC / http://www.rubypal.com
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