From: Stefano Crocco <stefano.crocco@...>
Date: 2011-08-07T23:36:37+09:00
Subject: Re: Running system() and suppressing errors

On Sunday 07 August 2011 23:23:05 Marc Heiler wrote:
> Hi,
> 
> Simple question.
> 
> Say I do this from a .rb script:
> 
>   system "gedit README"
> 
> Right now I get a warning:
> 
>   Gtk-WARNING **: Locale not supported by C library.Using the fallback
> 'C' locale.
> 
> I don't want or need this warning.
> 
> Is there a way to suppress it completely?
> 
> I tried by:
> 
>   system "gedit README 2>&1"
> 
> To no avail.
> 
> Any ideas?

Redirecting stderr to stdout won't solve your problem, as system prints stdout 
on screen (unlike the backtick operator which stores the output in a 
variable). To avoid displaying it, you should redirect it to /dev/null.

system "gedit README 2>/dev/null"

I hope this helps

Stefano