In addition to what educated_foo was saying: You can scope and limit the warnings too and generally should even if you know why you're turning them off to prevent stupid mistakes or assumptions which might bury bugs. 

{ # some scoping block/sub
    no warnings "once";
    # one time whatever...
}

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In reply to Re^6: Can I add methods to an existing object? by Your Mother
in thread Can I add methods to an existing object? by pileofrogs

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