From: Jamis Buck <jgb3@...>
Date: 2004-06-21T00:45:25+09:00
Subject: Re: Subprocesses on UNIX/Linux

Meino Christian Cramer wrote:
> Hi,
> 
>  How can I call a subprocess ( like "ls -l" ) and get back the output
>  of that process without creating temporary files ?
> 
>  "Exec" does not work for me, since it will not return,
>  and "system" returns, but only with "true" or "flase" in its
>  luggage...
> 
>  Any help is very appreciated ! :O)
> 
>  Kind regard,
>  Meino
> 
> 
> .
> 

Use backticks:

   a = `ls -l`

-- 
Jamis Buck
jgb3@email.byu.edu
http://www.jamisbuck.org/jamis

ruby -ropenssl 
-e'k="01234567";p((c,c.padding,c.iv,c.key=OpenSSL::Cipher::BF.new,0,k,k*2)[0].decrypt.update("1A81803C452C324619D319F980D5B84DBB45FC0FE2BAA045".scan(/../).map{|n|n.to_i(16).chr}.join))'