From: zavandi <zavandi@gmail.com>
To: linux-admin@vger.kernel.org
Subject: Re: deleting N lines of many files
Date: Fri, 17 Dec 2004 15:07:45 +0200 [thread overview]
Message-ID: <321aa0d204121705077f40e765@mail.gmail.com> (raw)
In-Reply-To: <41C2D20A.70404@fcaglp.unlp.edu.ar>
Fabio Zyserman <zyserman@fcaglp.unlp.edu.ar> wrote:
> I have about eighty directories,
> called data-nn, where nn=00,01,02,....
> in each of these directories I have
> among others, an (ascii) data file with many thousends
> lines. This data file has the same name in all
> directories.
>
> I would like to know if it is possible,
> via a bash script, to delete the first N
> lines in this data file in all directories.
> The modified file can overwrite the old one.
Maybe you want something along the lines of (not tested!):
for i in `seq -w 0 80`; do sed -i "1,${N}d" $i/filename; done
next prev parent reply other threads:[~2004-12-17 13:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-17 12:33 deleting N lines of many files Fabio Zyserman
2004-12-17 13:07 ` zavandi [this message]
2004-12-17 14:01 ` Yu Chen
2004-12-17 20:01 ` Jeff Woods
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