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Questions tagged [shell]

The term 'shell' refers to a general class of text-based interactive command interpreters most often associated with the Unix & Linux operating systems. For questions about shell scripting, please use a more specific tag such as 'bash', 'powershell' or 'ksh'. Without a specific tag, a portable (POSIX-compliant) solution should be assumed, though using 'posix' in addition or 'sh' instead is preferable.

0 votes
0 answers
21 views

How do make a custom command to be executed directly from a folder using bash

I want to create a custom command that executes a bash script when a use types it in the terminal. So for example when they type in project setup it executes the setup bash script and then they can ...
-1 votes
0 answers
22 views

source $HOME/.bash_profile does not save the Output after reboot

I have created a simple Shell script using the below commands. # Setting the JAVA_HOME PATH in .bash_profile. NOTE: - We need to run this only if we are downloading the Java and running it manually. ...
10 votes
3 answers
3k views

How to call a function (defined in shell script) in a Perl script

I have two scripts, namely shell_script.sh and perl_script.pl. shell_script.sh : It has function definitions which, when invoked from Perl script, will execute certain commands on Linux in batch ...
0 votes
0 answers
9 views

Jenkins withcredentials

I have a script which contains git clone, however I saved the credentials using jenkins UI under jenkins credentials so whenever I check out normally I use withcredential, so how can I run the script ...
41 votes
5 answers
72k views

Running shell script using .env file

I am fairly new to running scripts in UNIX/Linux. I have a .env file containing environment information and a .sh script containing folder creations etc for that environment. How would I run the ...
1 vote
0 answers
19 views

How could I execute arbitrary code from an appShell command button (instead of showing a view)?

I have an appShell like this: <?xml version="1.0" encoding="UTF-8" ?> ....... <TabBar x:Name="MyTabBar" Route="Home" &...
-1 votes
1 answer
34 views

Any way to run a script on Linux VM connected via SSH from a python program

I am connecting to linux machine via below code client = paramiko.SSHClient() client.set_missing_host_key_policy(paramiko.AutoAddPolicy()) client.connect(hostname, port, username=username, password=...
107 votes
14 answers
77k views

How to split a file and keep the first line in each of the pieces?

Given: One big text-data file (e.g. CSV format) with a 'special' first line (e.g., field names). Wanted: An equivalent of the coreutils split -l command, but with the additional requirement that the ...
0 votes
0 answers
11 views

Terminal Opened in Ubuntu but command prompt not appear

When I open my terminal in Ubuntu, it opens, but I have no command prompt! I can't write any commands. I tried to reset it, but nothing happened. The terminal stays like that, so what should I do? The ...
190 votes
21 answers
244k views

How to sort an array in Bash

I have an array in Bash, for example: array=(a c b f 3 5) I need to sort the array. Not just displaying the content in a sorted way, but to get a new array with the sorted elements. The new sorted ...
1 vote
2 answers
4k views

Spinner Animation and echo command

This is a part of my bash file. The output I need is: [ - ] Copyright of KatworX© Tech. Developed by Arjun Singh Kathait and Debugged by the ☆Stack Overflow Community☆ I want the spinner animation ...
0 votes
1 answer
9k views

Error: Unable to access jarfile ERROR MESSAGE

I have a MyFolder folder with a "run" script and a .jar file to execute. My script is this: !/bin/bash clear java -jar ./PokerGame-1.0-SNAPSHOT.jar And insider the folder Myfolder I have: ...
830 votes
33 answers
755k views

Why can't I change directories using "cd" in a script?

I'm trying to write a small script to change the current directory to my project directory: #!/bin/bash cd /home/tree/projects/java I saved this file as proj, added execute permission with chmod, ...
0 votes
3 answers
50 views

Pass bash variable to jq filter and echo the whole command to another variable

I have a sample json like this /tmp/test.json { "foo" : "val1", "bar" : "val2" } Setting the key in a variable key=foo cat /tmp/test.json | jq --arg k $...
-1 votes
0 answers
23 views

linux send mail configuraiton [closed]

I'm trying to send html email with sendmail plugin on linux. But I need to set smtp server url how can I set while sending this mail. ( echo "To: [email protected]" echo "Subject: Test"...

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