Re: more stupid shell tricks

>>>How would I delete the lines that have a '$' in them denoting a machine
>>>account?
>>
>>Use the grep invert match switch:
>>
>>getent passwd | awk -F: '$3 > 499 { print $1 }' | grep -v $ > users
>>
>
> ---
> seems logical (and too simple...I was trying infinitely more complex awk
> stuff)...
>
> [root@mail scripts]# getent passwd | awk -F: '$3 > 499 && $3 < 10000 \
> { print $1 }'|grep -v $ > /root/scripts/users
> [root@mail scripts]# cat users
> [root@mail scripts]#
>
> ends up with empty file - methinks grep doesn't like searching for $ but
> no difference with "$" either...

grep -v "\$"
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