From: Siddick Ebramsha <super3friends@...>
Date: 2009-04-30T13:56:28+09:00
Subject: Re: Read and re-write file with one open?

Instead of using the rewind method, you can use the reopen method to 
open a same file in Write mode.
Example :-
  file = File.open( "filename", "r" )
  file.reopen( "filename", "w" )
-- 
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