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UNIX for Dummies Questions & Answers
How do you delete cells from a space delimited text file given row and column number?
Post 302526818 by evelibertine on Wednesday 1st of June 2011 01:39:41 PM
06-01-2011
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I have this space delimited large text file with more than 1,000,000+ columns and about 100 rows. I want to delete all the cells that consist of just 2 (leave 2's that are not by themselves intact):
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aa bb cc 2 NA100 dd
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I have a space delimited text file with two columns. I would like to add NA to the first column of the text file.
Input:
19625 10.4791768259
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Hi,
Can anyone please tell me about how we can delete an entire column from a tab delimited file?
Mu input_file.txt looks like this:
And I want the output as:
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LEARN ABOUT REDHAT
what-patch
WHAT-PATCH(1) General Commands Manual WHAT-PATCH(1) NAME
what-patch - detect which patch system a Debian package uses SYNOPSIS
what-patch [options] DESCRIPTION
what-patch examines the debian/rules file to determine which patch system the Debian package is using. what-patch should be run from the root directory of the Debian source package. OPTIONS
Listed below are the command line options for what-patch: -h, --help Display a help message and exit. -v Enable verbose mode. This will include the listing of any files modified outside or the debian/ directory and report any additional details about the patch system if available. AUTHORS
what-patch was written by Kees Cook <kees@ubuntu.com>, Siegfried-A. Gevatter <rainct@ubuntu.com>, and Daniel Hahler <ubuntu@thequod.de>, among others. This manual page was written by Jonathan Patrick Davies <jpds@ubuntu.com>. Both are released under the GNU General Public License, version 3 or later. SEE ALSO
The Ubuntu MOTU team has some documentation about patch systems at the Ubuntu wiki: https://wiki.ubuntu.com/PackagingGuide/PatchSystems cdbs-edit-patch(1), dbs-edit-patch(1), dpatch-edit-patch(1) DEBIAN
Debian Utilities WHAT-PATCH(1)