I'd use 
use strict;
use warnings;
no warnings 'uninitialized';

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myself. I seriously dislike having to write code like 
if (defined $foo and $foo) { ...

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Update on Jun 05, 2003: I do not remember the last time I got a "Variable is used once" warning. Maybe I was just lucky :-)

Jenda
Always code as if the guy who ends up maintaining your code will be a violent psychopath who knows where you live.
   -- Rick Osborne

Edit by castaway: Closed small tag in signature

In reply to Re: Re: Things every perl programmer should know? by Jenda
in thread Things every perl programmer should know? by licking9Volts

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