---------- Original Message ----------------------------------
From: Mark Tinguely <marktingu...@gmail.com>
Date: Fri, 13 Aug 2010 11:14:03 -0500
>Len Conrad wrote:
>> I readfile or pipe this text, in any line order:
>>
>> rm90.steampick.info
>> fgce172.lanejive.info
>> smailer1.service.govdelivery.com
>> fl49.orangetalon.info
>> pollux.carespecial.info
>>
>> into a program to remove subdomains down to domain.tld :
>>
>> awk 'FS="." { print $(NF-1)"."$NF }'
>>
>> and get the first line doubled rather than processed like the other lines:
>>
>> rm90.steampick.info.rm90.steampick.info
>> lanejive.info
>> govdelivery.com
>> orangetalon.info
>> carespecial.info
>>
>> thanks
>> Len
>>
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>>
>
>How about:
>
> awk -F. '{ print $(NF-1)"."$NF }'
that works, thanks
Len
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