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UNIX for Beginners Questions & Answers
Compare two files when pattern matched
Post 302979803 by RudiC on Friday 19th of August 2016 05:49:12 AM
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1. UNIX for Dummies Questions & Answers
In a file a pattern is occured many times randomly. Even it may appear more then once in the same line too. How i can get the number of times that pattern appeared in the file? let the file name is abc.txt and the pattern is "xyz".
I used the following code:
grep -ic "xyz" abc.txt
but it is... (3 Replies)
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one.txt
ONS.1287677000.820.log 20Oct2010
ONS.1287677000.123.log 21Oct2010
ONS.1287677000.456.log 22Oct2010
two.txt
ONS.1287677000.820.log:V AC CC EN
ONS.1287677000.123.log:V AC CC EN
ONS.1287677000.820.log:V AC CC EN
In file two.txt
i have to look for pattern which column one... (17 Replies)
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I have an ugly conf file that has the string I'm interested in searching for in the middle of a block of code that's relevant, and I'm trying to find a way to remove that entire block based on the matched line.
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Hi,
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use strict;
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( my ($s_id) = /^\d+\|(\d+?)\|/ ) ;
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Hello every,
I am stuck in a problem. I have file like this. I want to add the fifth field of the match pattern line above the lines starting with "# @D". The delimiter is "|"
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>
# @D0.00016870300|0.05501020000|12876|12934|3||Qp||Pleistocene||"3 Qp Pleistocene"|Q
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Hi,
I have two files file1.txt and file2.txt. Please see the attachments.
In file2.txt (which actually is a diff output between two versions of file1.txt.), I extract the pattern corresponding to 1172c1172. Now ,In file1.txt I have to search for this pattern 1172c1172 and if found, I have to... (9 Replies)
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Hi,
I need to extract an info in $1 based on a matched pattern in $2,$3,$4, and $5.
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add41 M M M
add87 M M M M
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What I would like to do is if the lines with % have the same name, then combine the last 9 letters of the string underneath the last occurrence of that ID with the first 9 letters of the string underneath the first occurrence of that ID.
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Hi I want to print the line until pattern is matched.
I am using below code:
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It is working fine for me , but its not working for exact match.
sed -n '1,/^LAC$/ p' file
Input:
LACC FEGHRA 0
LACC FACAF 0
LACC DARA 0
LACC TALAC 0
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LEARN ABOUT CENTOS
comm
COMM(1) User Commands COMM(1) NAME
comm - compare two sorted files line by line SYNOPSIS
comm [OPTION]... FILE1 FILE2 DESCRIPTION
Compare sorted files FILE1 and FILE2 line by line. With no options, produce three-column output. Column one contains lines unique to FILE1, column two contains lines unique to FILE2, and column three contains lines common to both files. -1 suppress column 1 (lines unique to FILE1) -2 suppress column 2 (lines unique to FILE2) -3 suppress column 3 (lines that appear in both files) --check-order check that the input is correctly sorted, even if all input lines are pairable --nocheck-order do not check that the input is correctly sorted --output-delimiter=STR separate columns with STR --help display this help and exit --version output version information and exit Note, comparisons honor the rules specified by 'LC_COLLATE'. EXAMPLES
comm -12 file1 file2 Print only lines present in both file1 and file2. comm -3 file1 file2 Print lines in file1 not in file2, and vice versa. GNU coreutils online help: <http://www.gnu.org/software/coreutils/> Report comm translation bugs to <http://translationproject.org/team/> AUTHOR
Written by Richard M. Stallman and David MacKenzie. COPYRIGHT
Copyright (C) 2013 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. SEE ALSO
join(1), uniq(1) The full documentation for comm is maintained as a Texinfo manual. If the info and comm programs are properly installed at your site, the command info coreutils 'comm invocation' should give you access to the complete manual. GNU coreutils 8.22 June 2014 COMM(1)