Questions tagged [cut]
For questions pertaining to cut, a filter program which extracts fields or columns of each line of input. Use this tag for questions about cut itself or questions about issues arising from using the cut utility.
438
questions
2
votes
2
answers
232
views
A shorter way to list all packages matching a string
When I search for a list of packages, I usually use
dpkg -l|grep string|cut -d" " -f3|xargs
libdouble-conversion3:amd64 libestr0:amd64 libeval-closure-perl
libio-stringy-perl libunistring2:...
- 27.9k
0
votes
2
answers
55
views
How to combine tr with xargs and cut to squeeze repeats
The top answer to this question demonstrates that cut can be used with tr to cut based on repeated spaces with
< file tr -s ' ' | cut -d ' ' -f 8
I want to get the remotes of several Git repos in ...
- 221
0
votes
1
answer
35
views
How do I backslash-ignore a delimiter passed into cut?
I have the following use case:
echo "some comment char '\;' embedded in strings ; along with inline comments" \
| cut -d';' -f 1
I want:
some comment char ';' embedded in strings
I get:
...
- 903
0
votes
4
answers
62
views
listing existing users sorted by date of creation using cut command
ASK: to use cut command to list all users to confirm a successful useradd.
ISSUE: The list was very long and I had to scroll through output to find user.
NEED: Sort by the date the user was created. ...
0
votes
0
answers
33
views
Truncate output to terminal width (colour and wide char aware) [duplicate]
I have the alias:
trunc='cut -c -${COLUMNS:-80}'
This works just dandy when text doesn't contain colours and wide characters.
I could play with tput rmam and tput smam, but these don't actually ...
- 28.9k
2
votes
4
answers
251
views
linux command using trim / cut / sed to cut few data in a file
I have the content like below in a /tmp/myfileslist
test1/a/sample1.xls
test2/demo.sh
I want to remove .extentions and content before slash , also slash is to be removed.I want the output as
sample1
...
- 51
1
vote
4
answers
62
views
Extract substring between n and m delimiter
I want to write a for loop to obtain everything between the third / to the 4th . for a list of files.
My attempt:
for mcool_file in ./input/*.mcool; do
while IFS= read -r id; do
id | cut -...
- 113
1
vote
3
answers
264
views
Extract version number from github repo
Hello I'm trying to extract a version number from a github release site. Which I later need for a Ansible role.
For example I want to get the exact neovim version number of the latest release from ...
- 11
2
votes
2
answers
102
views
How can I assign values from text to variables?
I have this text:
node1: connect command: ssh [email protected] password: qcipunbnctza
node2: connect command: ssh [email protected] password: ejrpnnwsczpa
node3: connect command: ssh [email protected]....
- 43
0
votes
2
answers
238
views
Choose columns with sort and cut in a csv with a comma delimiter ',' ignoring data on quotes with comma "text,text"
I am parsing a huge csv file with rows and columns with different parameters. However, some fields contain large descriptions within quotes that contain commas. How can I choose columns with sort and ...
- 3
2
votes
1
answer
245
views
Rounding off negative decimal and positive decimal number
I would like to round off the below numbers to nearest wholenumber using awk command and copy it to another column say col11 and col12. can anyone help
eg 1)
column5,column6,,,,,column11,column12,
...
- 21
1
vote
2
answers
411
views
How to pass a variable into the field option for the cut command (bash)
I have a tab delimited file with 2500 columns and 3000 rows. I would like to extract a specific column based on the header. By the way, this is being done in a while loop so each time a different ...
- 49
-1
votes
1
answer
56
views
How to take only some values above a cutoff in a column
I have a file with 12 columns. In the 10th column I have values ranging from 0-100. However, I just need those values that are above 80. Rest, I want to be filtered out. may I know which command ...
- 1
0
votes
4
answers
57
views
using find command in linux for filenames generated from previous command
I am trying to use find command like this
cut -f 4 file.txt | awk 'NR>1' | find ./ -name
After the awk command my input looks like this
foo.c
foo.txt
abc.txt
How can I feed the name of the file ...
- 2,441
0
votes
2
answers
54
views
return a character found in a pattern
GOAL
What is the simplet one-liner that can read the disk number and perform the mount command?
The one-liner will execute the equivalent of:
./mountEFI.command disk3
BACKGROUND
user@mac ~ % ...
- 1,214
0
votes
1
answer
198
views
Remove all text between (and including) a forward-slash and a comma
I have a .txt document that contains thousands of strings all with a similar layout, but some of the lines have additional info I do not want.
Here’s an example:
202212_08,ABC123/A1234,AB,,C123
...
- 3
-1
votes
3
answers
159
views
Replace dot before pattern using sed or awk
I can get the two inputs:
67.1.3.0.0.221111.1, or
89.1.5.0.0.221112
I want to replace the dot before the date pattern (221111) with an underscore.
Input 67.1.3.0.0.221111.1, output 67.1.3.0....
0
votes
2
answers
110
views
I am trying to split the path but getting correct commands
I am trying to split the path but not getting correct commands
i.e. /bin/bash/test/path/to/split and should be split/cut in two parts delimited with string i.e. split on string /to/.
Expected output: /...
- 1
1
vote
1
answer
163
views
command for multiple input and multiple output
I am performing some operations using the grep, sed, and cut commands on a Linux machinete:
zgrep -A1 "^module" *.v.gz | sed -n -e 's/^\(module \)*\(.*(.*)\).*$/\2/p' | cut -f1 -d"(&...
0
votes
3
answers
65
views
script using linux command to search word
I have the file, In the file data few lines have only one word, if such a case is present i want to print following line as the present line
can I get some tips for this
grep -E "module" ...
0
votes
1
answer
50
views
How can I fetch branch names from the git branch -r output
When I do git branch -r, each line seems prefixed with the remote name.
$ git --no-pager branch -r
origin/feature/XXX-NNN
origin/feature/XXX-NNN
origin/feature/XXX-NNN
$
How can I fetch those ...
- 480
3
votes
1
answer
152
views
Why is the stdout line buffering for cut -c differ from cut -b?
Our RHEL 7 machines have great long Log files and I asked about buffering of cut in this question. That question remains but a bit of experimentation showed a different issue.
I decided to try using ...
- 301
0
votes
1
answer
34
views
Unable to get multicharacter field in fzf preview
_select () {
apt-cache search '' | fzf \
--prompt='search: '\
--marker="M" \
--ansi \
--layout=reverse \
--cycle \
--multi \
--inline-info \
--preview "...
- 117
0
votes
1
answer
136
views
make cut output a certain term when no delimiter found
I am looking for extensions of files and cut simply gives the filename if the file has no extension
so I am looking to make cut give a "extensionless" when no '.' is found
I am using this as ...
-2
votes
2
answers
209
views
Need to get the date from the name of the file
I have a file name abcd_abcd_12302022.csv, I have extracted the date from the file name using
cut -c 11-18
and the date is 12302022. I have tried below command to be in 12/30/2022 but getting ...
- 1
-1
votes
2
answers
2k
views
AWK or grep with cut. Need help cutting a field
I have this file and need to cut field 3 which should be cut - f 3. Right? I am using this code and its absolutely not doing anything for me.
grep '^2014-' FileName | cut - f 3| less
- 1
1
vote
2
answers
241
views
cut and compare string in file
I have file that contaian the following lines :
3 5 asd/sdf/rdc fgd/ghw/rtt
4 7 axd/sdf/rdc axd/ghw/ert
8 2 drf/sdf/uhg fgd/ghw/gcd
I want to compare only the first names in coloums 3 & 4 and ...
- 13
0
votes
3
answers
241
views
awk not working in extracting fields from csv file
This is probably a silly question but I'm a beginner. Currently having trouble extracting fields from a csv file. Ideally, I want to print it out with li tags with the third column printing in ...
- 25
1
vote
2
answers
82
views
Arranging the lines in required order
A file contains lines as follows:
acb/xyz/row<t>
acb/xyz/row<t>
abc/xyz/row<1>
abc/xyz/row<1>
abc/xyz/row<0>
abc/xyz/row<0>
abc/xyz/row<3>
abc/xyz/row<3>...
- 71
0
votes
0
answers
413
views
Writing a File with CSV Header Column and Unique Column Values in Bash
I have a bunch of csvfiles that I'm importing into a database. I'd like to get a preview of the unique values in each column to help me create the tables. I've written a script that takes a input csv ...
- 109
0
votes
1
answer
54
views
What does '-' mean in a Shell script?
I'm trying to understand a script I have and it has a line that says
cut -d '-' -f 1
I don't understand what '-' does here
- 11
0
votes
1
answer
236
views
Word before and after a "=" symbol
I am trying to write some code which displays the word before an = symbol and after it based on user input. For example, if a user enters Name=john the output would be:
The variable is called: Name
...
- 1
1
vote
2
answers
32
views
substitute 2 substrings from a single line in a file into 2 different lines in a different file from command line
I have a text file with however many lines. One line is:
fixed_stringA = 123, fixed_stringB = 456
I have a second text file (again with however many lines). These 2 lines are in this order, in middle ...
- 113
1
vote
4
answers
615
views
How can I get the lsblk-devices that are NOT in use
root@pve-virt-01:~# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 250G 0 disk
├─sda1 8:1 0 1007K 0 part
├─sda2 8:2 ...
- 1,311
-3
votes
1
answer
118
views
Shell to Bash Script [closed]
fld=$(mediainfo Fixing\ One\ of\ Linux\'s\ Biggest\ Flaws.mp4 | awk -F " : " 'NR==10 {print $2}');
mkdir "$fld"
I'm attempting to get Performer from mediainfo's output.
Line ...
- 137
4
votes
2
answers
848
views
cut /etc/passwd but without colons (:) in the resulting set of fields
I want to list the username, id and group on /etc/passwd using the following format: username uid gid
I have used the following:
cut -d: -f1,3,4 /etc/passwd
But it returns username:uid:gid. How can I ...
0
votes
1
answer
90
views
Cut last value of a string [duplicate]
My data is like (a.txt)
allheartweb.com
whoisdatacenter.com
domainsanalytics.com
covercian.co.uk
I want to extract all TLD from there
My code is
cut -d "." -f 2 a.txt
its show me
com
com
...
3
votes
1
answer
701
views
Cut or Awk to save lines on array in bash
I have a scenario that I have to put lines of a file .txt inside an array, example of file content;
type of host
|
| first host
| |
| | second host
| | |
| | | same ip ...
- 31
1
vote
2
answers
4k
views
split string using a substring as delimiter and get the later part
Here is my string LIBRARY_TRGT_CANV,CANV_MATCH<anything>
I wish to get all the text after last occurance of our delimiter which is _TRGT_:
Desired output:
CANV,CANV_MATCH<anything>
------ ...
- 459
1
vote
4
answers
234
views
How to get first Character of every underscore delimiter using bash
Hi Team there is a scenario where table name such as
head_must_report
customer_report_sub_division
country_code_universe_nation_part
However using cut command output should be as below. Note: table ...
- 15
0
votes
0
answers
93
views
What is %8F URL encoding character so that stops cut command?
I am working on URL-escape codes. I have a file named escapeCodes which haves all the codes :
! %21 %21
" %22 %22
# %23 %23
$ %24 %24
...
~ %7E %7E
%7F %7F
€ ...
user458762
0
votes
4
answers
82
views
concise but readable way to extract the numerical value after the substring "mode:" in a shell script
I have this string:
DMT mode 4: 640x480 @ 60Hz 4:3, clock:25MHz progressive
I want to extract from it the mode number (the part before the first :), which in this example is 4. As you might ...
- 203
1
vote
1
answer
652
views
Using comma delimited data as separate arguments to command
I am using xargs in conjunction with cut, but I am unsure how to get the output of cut to a variable that I can pipe to use for further processing.
So, I have a text file like so:
test.txt:
/some/path/...
- 135
-1
votes
3
answers
539
views
How to use cut to trim the first x variable spaces [closed]
I have a file that is like this:
67 lol
143 hi
21 test
1 ciao
5 lo
I want to remove the spaces.
67 lol
143 hi
21 test
1 ciao
5 ...
- 261
0
votes
1
answer
84
views
Cut Command Question - Column pulls other column if missing data
I have an example file on a Linux system:
Sally Smith
John Smith
Bill
Sam
When I run this command I get the first column:
$ cut -d " " -f1 test.txt
Sally
John
Bill
Sam
When I run this ...
- 1
1
vote
0
answers
22
views
cut file and overwrite file [duplicate]
Let's say I have file.txt
water 1
lorem 0
ipsum 0
I cut the last column and redirect output to file itself with this:
cut -d' ' -f 1 file.txt > file.txt
I expect current content of file.txt is
...
0
votes
1
answer
68
views
cut command: how use the delimiter to be considered/included within the field position?
I want extract the version release of some file .gz/.zip installers.
Therefore if is executed (shown in this way for simplicity purposes):
echo "apache-maven-3.8.4-bin.tar.gz" | cut -d'-' -f ...
- 1,434
0
votes
5
answers
268
views
Delete columns that contains only numbers
I have a table that containes some data and I need to delete the columns that contains only number (Nr.,Cod,Tiraj):
Nr. Autor Titlu Cod Tiraj Tara
1 Gauss Carl ...
2
votes
2
answers
497
views
Get the Absolute Path from feh
The feh command allows you to view images within a folder recursively:
feh --recursive --auto-zoom
While viewing images, it also allows you to associate custom commands with keys 0-9 on your keyboard....
- 4,965
0
votes
3
answers
5k
views
How to use cut to get the last field of /proc/pid/maps?
I need to do some processing on the list of .so loaded by a process.
I tried cut with space as a delimiter but I didn't succeed. How to correctly pipe the output of cat /proc/PID/maps into cut to get ...
- 171