sh Archives - Page 2 of 4

A variable modified inside a while loop is not remembered

In the following program, if I set the variable $foo to the value 1 inside the first if statement, it works in the ...

May 22, 2022
0 Comments

How to redirect output of an entire shell script within the script itself?

Is it possible to redirect all of the output of a Bourne shell script to somewhere, but with shell commands inside the script ...

May 22, 2022
0 Comments

How do I run a shell script without using “sh” or “bash” commands?

I have a shell script which I want to run without using the “sh” or “bash” commands. For example: Instead of: sh script.sh ...

May 19, 2022
0 Comments

Select unique or distinct values from a list in UNIX shell script

I have a ksh script that returns a long list of values, newline separated, and I want to see only the unique/distinct values. ...

May 17, 2022
0 Comments

What does $@ mean in a shell script?

What does a dollar sign followed by an at-sign (@) mean in a shell script? For example: umbrella_corp_options $@ 7 Answers 7

May 17, 2022
0 Comments

What is the difference between $(command) and `command` in shell programming?

To store the output of a command as a variable in sh/ksh/bash, you can do either var=$(command) or var=`command` What’s the difference if ...

May 16, 2022
0 Comments

Check if a file exists with a wildcard in a shell script [duplicate]

This question already has answers here: Test whether a glob has any matches in Bash (21 answers) Closed 3 years ago. I’m trying ...

May 12, 2022
0 Comments

How can I have a newline in a string in sh?

This STR="Hello\nWorld" echo $STR produces as output Hello\nWorld instead of Hello World What should I do to have a newline in a string? ...

May 7, 2022
0 Comments

How can I get the behavior of GNU’s readlink -f on a Mac? [closed]

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question ...

May 6, 2022
0 Comments

How to run a cron job inside a docker container?

I am trying to run a cronjob inside a docker container that invokes a shell script. Yesterday I have been searching all over ...

May 6, 2022
0 Comments