[clue-tech] $RANDOM quality.

[Joseph A. Nagy, Jr.]

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On Sun, Apr 17, 2005 at 01:51:27PM -0600, David Anselmi wrote the following:
<snip>
> So here's the code:
> 
> for i in $(seq 100000) ; do
>   printf "%.2x\n" $(( $RANDOM % 256 ))
> done | xxd -r -p | ent

I don't seem to have 'ent', what package is it a part of?

> Of course $RANDOM is only 15 bits so:
> 
>   printf "%.4x\n" $RANDOM
> 
> isn't very "good".
> 
> How's that for a way to turn a 5 minute (or less) "give me a random IP" 
> into an afternoon?
> 
> Dave

Sounds like a great way to start off learning bash. ;)

- -- 
Joseph A. Nagy Jr.
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