Hi there,
I have an csv file.
I want to compare the 16th and 18th columns. They contain alpha numeric characters. Some are same and some are different. We have to pick the ones which are different. But with certain rules.
16th col. 18th col.
---------- ... (1 Reply)
Hi,
I would like to know how can I find the number of columns in each line in a csv file.
I have a csv file wiht comma separated an dhas 10000 line in it.
I want to verify the number of columns in each line.
is there any way to find it out using awk or any other commands?
Thanks.... (2 Replies)
Hi All,
Am working on perl script which should delete columns in existing CSV file.
If my file is :
AA,BB,CC,DD
00,11,22,33
00,55,66,77
00,99,88,21
AA,BB... are all my headers can come in any order (e.g AA,CC,BB...) and rest are values. I want to delete column CC...
Can anybody help... (2 Replies)
Hi All,
I have two .csv's
input.csv having values as (7 columns)
ABC,A19907103,ABC DEV YUNG,2.17,1000,2157,07/07/2006
XYZ,H00213850,MM TRUP HILL,38.38,580,23308,31/08/2010
output.csv having (25 columns)
A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y... (4 Replies)
I have a file that has 500+ columns but only need 15 of those and all the other ones can be removed.
What is the best way to do this? Can I get some examples please? (3 Replies)
Hi All,
i have a .Csv file in the below format
startTime, endTime, delta, gName, rName, rNumber, m2239max, m2239min, m2239avg, m100016509avg, m100019240max, metric3min, m100019240avg, propValues
11-Mar-2012 00:00:00, 11-Mar-2012 00:05:00, 300.0, vma3550a, a-1_CPU Index<1>, 200237463, 0.0,... (9 Replies)
Hi Friends,
I have come across some files where some of the columns don not have data.
Key, Data1,Data2,Data3,Data4,Data5
A,5,6,,10,,
A,3,4,,3,,
B,1,,4,5,,
B,2,,3,4,,
If we see the above data on Data5 column do not have any row got filled. So remove only that column(Here Data5) and... (4 Replies)
Hi,
I have a large file that looks like this:
@FCC189PACXX:2:1101:1420:2139/1
AGCGAGACTCCGTCTCAAAAAGAAAAAATTTTTCAAAATATTGCAATGGGCTTGTAATTTCTGCTTAAATGTCAGGAGGTCTGAGCCATT
+
bbbeeeceggggghiiiiiiiiiihfihihiiihhhghiihhihifhihiihhhhhhhhiiigfggggdceeeeebdcc^``bbcbccbb... (3 Replies)
Hi,
I have a file of csv data, which looks like this:
file1:
1AA,LGV_PONCEY_LES_ATHEE,1,\N,1,00020460E1,0,\N,\N,\N,\N,2,00.22335321,0.00466628
2BB,LES_POUGES_ASF,\N,200,200,00006298G1,0,\N,\N,\N,\N,1,00.30887539,0.00050312... (10 Replies)
Discussion started by: djoseph
10 Replies
LEARN ABOUT CENTOS
shuf
SHUF(1) User Commands SHUF(1)NAME
shuf - generate random permutations
SYNOPSIS
shuf [OPTION]... [FILE]
shuf -e [OPTION]... [ARG]...
shuf -i LO-HI [OPTION]...
DESCRIPTION
Write a random permutation of the input lines to standard output.
Mandatory arguments to long options are mandatory for short options too.
-e, --echo
treat each ARG as an input line
-i, --input-range=LO-HI
treat each number LO through HI as an input line
-n, --head-count=COUNT
output at most COUNT lines
-o, --output=FILE
write result to FILE instead of standard output
--random-source=FILE
get random bytes from FILE
-r, --repeat
output lines can be repeated
-z, --zero-terminated
end lines with 0 byte, not newline
--help display this help and exit
--version
output version information and exit
With no FILE, or when FILE is -, read standard input.
GNU coreutils online help: <http://www.gnu.org/software/coreutils/> Report shuf translation bugs to <http://translationproject.org/team/>
AUTHOR
Written by Paul Eggert.
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
The full documentation for shuf is maintained as a Texinfo manual. If the info and shuf programs are properly installed at your site, the
command
info coreutils 'shuf invocation'
should give you access to the complete manual.
GNU coreutils 8.22 June 2014 SHUF(1)