08-02-2008
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Join Date: Apr 2008
Last Activity: 19 September 2008, 11:41 PM EDT
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PATH=/bin:/usr/bin
new=/tmp/wwho1.$$
old=/tmp/wwho2.$$
>$old
while :
do
who >$new
diff $old $new
mv $new $old
sleep 1
done | awk '/>/{ "$1 in: "; print }
/</{ "$1 out : ";print }'
