From: Lee Sau Dan <danlee@informatik.uni-freiburg.de>
Subject: Re: Reading portions of large files
Date: 20 Jan 2003 08:50:30 +0100 [thread overview]
Message-ID: <m3r8bahodg.fsf@mika.informatik.uni-freiburg.de> (raw)
In-Reply-To: m34r8h7wnx.fsf@wivenhoe.staff8.ul.ie
>>>>> "Brendan" == Brendan Halpin <brendan.halpin@ul.ie> writes:
Brendan> Use head and tail to split the file into the
Brendan> header-to-be-edited and the-rest. Edit the
Brendan> header-to-be-edited in emacs, save, then concatenated
Brendan> the-rest onto it.
Brendan> Assuming all editing is within the first 2000 bytes (not
Brendan> tested):
Brendan> head -c2000 bigfile > header-to-be-edited
Brendan> tail -c+2001 bigfile > the-rest
Brendan> (edit header-to-be-edited, save)
Brendan> cat header-to-be-edited the-rest > new-big-file
Why not use 'split'? :)
--
Lee Sau Dan 李守敦(Big5) ~{@nJX6X~}(HZ)
E-mail: danlee@informatik.uni-freiburg.de
Home page: http://www.informatik.uni-freiburg.de/~danlee
next prev parent reply other threads:[~2003-01-20 7:50 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <mailman.100.1042135372.21513.help-gnu-emacs@gnu.org>
2003-01-09 18:20 ` Reading portions of large files David Kastrup
2003-01-10 19:21 ` Eli Zaretskii
[not found] ` <mailman.153.1042230313.21513.help-gnu-emacs@gnu.org>
2003-01-10 20:51 ` David Kastrup
2003-01-11 8:51 ` Eli Zaretskii
[not found] ` <mailman.169.1042278925.21513.help-gnu-emacs@gnu.org>
2003-01-11 10:42 ` David Kastrup
2003-01-12 20:38 ` Stefan Monnier <foo@acm.com>
2003-01-13 7:40 ` Miles Bader
2003-01-13 7:42 ` Miles Bader
2003-01-13 7:55 ` David Kastrup
2003-01-13 8:05 ` Miles Bader
2003-01-20 7:50 ` Lee Sau Dan
2003-01-24 7:55 ` Mac
2003-01-27 14:44 ` Stefan Monnier <foo@acm.com>
2003-01-10 16:27 ` Eric Pement
2003-01-10 17:16 ` Brendan Halpin
2003-01-10 20:35 ` Benjamin Riefenstahl
2003-01-11 10:25 ` Klaus Berndl
2003-01-20 7:50 ` Lee Sau Dan
2003-01-20 12:46 ` Benjamin Riefenstahl
2003-01-20 7:50 ` Lee Sau Dan [this message]
2003-01-09 15:45 Gerald.Jean
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