08-15-2017
How about man uniq? Look for the -d option...
10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
Hi,
I have a column in 2 different files which i want to compare, and output the results to a different file. The columns are in different positions in those 2 files.
File 1 the column is in position 10-15
File 2 the column is in position 15-20
Please advise
Thanks (1 Reply)
Discussion started by: samit_9999
1 Replies
2. Shell Programming and Scripting
Hi experts,
I'mvery new to shell scripting and learning it now
currently i am having a problem which may look easy to u :)
i have two files
File 1:
Start :Thu Nov 19 10:33:09 2009
ABCDGFSDJ.txt
APDemoNew.ppt
APDemoOutline.doc
ARDemoNew.ppt
ARDemoOutline.doc
File 2:
Start... (10 Replies)
Discussion started by: CelvinSaran
10 Replies
3. Shell Programming and Scripting
Hi
Hope you are having a great weeknd !! I had a question and need your expertise for this :
I have 2 files File1 & File2(of same structure) which I need to compare on some columns. I need to find the values which are there in File2 but not in File 1 and put the Differences in another file... (5 Replies)
Discussion started by: newbie_8398
5 Replies
4. UNIX for Advanced & Expert Users
Hi ,
I have a requirement to compare 2 files which can contain 40 million or more records and more than 20 fields to compare .
Currently I am using awk scripting , and since awk has a memory issue, I am not able to process file more than 10 million records.
Any suggestions or pointers to... (7 Replies)
Discussion started by: rashmisb
7 Replies
5. Shell Programming and Scripting
Hi,
I need to compare the two files and list out difference between the two.
Please assist.
Best regards,
Vishal (2 Replies)
Discussion started by: Vishal_dba
2 Replies
6. Shell Programming and Scripting
Hello everybody
Looking for help in comparing two files in Linux(files are big 800MB each).
Example:-
File1 has below data
$ cat file1
5,6,3
2.1.4
1,1,1
8,9,1
File2 has below data
$ cat file2
5,6,3
8,9,8
1,2,1
2,1,4 (1 Reply)
Discussion started by: shanul karim
1 Replies
7. UNIX for Beginners Questions & Answers
Hi,
I have 2 files abc.txt and bdc.txt.
I am using
$diff -y abc.txt bcd.txt -- compared the files side by side
I would like to write a Shell Script to cmpare the files side by side and print the results( which are not matched) in a side by side format and save the results in another... (10 Replies)
Discussion started by: vasuvv
10 Replies
8. Shell Programming and Scripting
Hi all,
i need help.
I have two csv files with a huge amount of data.
I need the first column of the first file, to be compared with the data of the second, to have at the end a file with the data not present in the second file.
Example
File1: (only one column)
profile_id
57036226... (11 Replies)
Discussion started by: SirMannu
11 Replies
9. Shell Programming and Scripting
Hey
im working on script that can compare 2 directory and check difference, then copy difference files in third diretory.
here is the story:
in folder one we have 12 subfolder and in each of them near 500 images hosted.
01 02 03 04 05 06 07 08 09 10 11 12
in folder 2 we have same subfolder... (2 Replies)
Discussion started by: nimafire
2 Replies
10. UNIX for Beginners Questions & Answers
I have
FILE 1 (This file has all master columns/headers)
A|B|C|D|E|F|G|H|STATUS
FILE 2
A|C|F|I|OFF_STATUS
3|4|5|4|Y
6|7|8|5|Y
Below command give me all headers of FILE 2 into array2.txt file
paste <(head -1 FILE2.txt | tr '|' '\n')>array2.txt
So I would like to compare... (2 Replies)
Discussion started by: jmadhams
2 Replies
UNIQ(1) FSF UNIQ(1)
NAME
uniq - remove duplicate lines from a sorted file
SYNOPSIS
uniq [OPTION]... [INPUT [OUTPUT]]
DESCRIPTION
Discard all but one of successive identical lines from INPUT (or standard input), writing to OUTPUT (or standard output).
Mandatory arguments to long options are mandatory for short options too.
-c, --count
prefix lines by the number of occurrences
-d, --repeated
only print duplicate lines
-D, --all-repeated[=delimit-method] print all duplicate lines
delimit-method={none(default),prepend,separate} Delimiting is done with blank lines.
-f, --skip-fields=N
avoid comparing the first N fields
-i, --ignore-case
ignore differences in case when comparing
-s, --skip-chars=N
avoid comparing the first N characters
-u, --unique
only print unique lines
-w, --check-chars=N
compare no more than N characters in lines
--help display this help and exit
--version
output version information and exit
A field is a run of whitespace, then non-whitespace characters. Fields are skipped before chars.
AUTHOR
Written by Richard Stallman and David MacKenzie.
REPORTING BUGS
Report bugs to <bug-coreutils@gnu.org>.
COPYRIGHT
Copyright (C) 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
LAR PURPOSE.
SEE ALSO
The full documentation for uniq is maintained as a Texinfo manual. If the info and uniq programs are properly installed at your site, the
command
info uniq
should give you access to the complete manual.
uniq (coreutils) 4.5.3 February 2003 UNIQ(1)