Many Linux-based machines run Bash as their standard scripting engine, but some distributions, like Alpine and Debian, don't. Testing your script with other shells can help with portability.

Shell scripting is one of those skills that are absolutely invaluable on especially UNIX and BSD-based systems like the BSDs, the two zillion Linux distributions as well as MacOS.

To prevent the shell from interpreting the gawk commands as shell commands, enclose the program within single quotation marks. Putting a long or complex program in a file can reduce errors and ...

* Most of the material is taken from this book. Shell Scripting A Simple Shell Script #!/bin/bash clear echo "Hello world!" The first line tells the operating system what shell to use to interpret the ...

The first chapter is a quick tutorial of shell scripting and a summary of all the techniques discussed later. The second one goes head first into deep scripting mode, setting the pace for the whole ...

It is easy to dismiss bash — the typical Linux shell program — as just a command prompt that allows scripting. Bash, however, is a full-blown programming language. I wouldn’t pres… ...

Step-by-step shell script execution Follow these steps to create and run a shell script of your own from your Ubuntu home directory: Create a directory to store your shell script Create a file in your ...