shell Archives - Page 3 of 33

bash, Programming

IT Nursery

Shell script to delete directories older than n days

I have directories named as: 2012-12-12 2012-10-12 2012-08-08 How would I delete the directories that are older than 10 days with a bash ...

June 1, 2022
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Programming, shell

IT Nursery

How to get “wc -l” to print just the number of lines without file name?

wc -l file.txt outputs number of lines and file name. I need just the number itself (not the file name). I can do ...

June 1, 2022
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Programming, shell

IT Nursery

Rename multiple files by replacing a particular pattern in the filenames using a shell script [duplicate]

This question already has answers here: Rename multiple files based on pattern in Unix (23 answers) Closed 4 years ago. Write a simple ...

June 1, 2022
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linux, Programming

IT Nursery

Retrieve CPU usage and memory usage of a single process on Linux?

I want to get the CPU and memory usage of a single process on Linux – I know the PID. Hopefully, I can ...

May 31, 2022
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Programming, shell

IT Nursery

Looking for ALT+LeftArrowKey solution in zsh

I just recently switched from bash to zsh, however I miss my Alt+LeftArrowKey and Alt+RightArrowKey to go back and forth a word at ...

May 31, 2022
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json, Programming

IT Nursery

How to get key names from JSON using jq

curl http://testhost.test.com:8080/application/app/version | jq '.version' | jq '....

May 31, 2022
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linux, Programming

IT Nursery

How to send data to local clipboard from a remote SSH session

Borderline ServerFault question, but I’m programming some shell scripts, so I’m trying here first 🙂 Most *nixes have a command that will let ...

May 31, 2022
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Programming, unix

IT Nursery

How to use find command to find all files with extensions from list?

I need to find all image files from directory (gif, png, jpg, jpeg). find /path/to/ -name "*.jpg" > log How to modify this ...

May 31, 2022
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Programming, shell

IT Nursery

How can I check if a command exists in a shell script? [duplicate]

This question already has answers here: How can I check if a program exists from a Bash script? (39 answers) Closed 3 years ...

May 31, 2022
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Programming, shell

IT Nursery

How to get the second column from command output?

My command’s output is something like: 1540 "A B" 6 "C" 119 "D" The first column is always a number, followed by a ...

May 31, 2022
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