Some Linux scripts have such an execution overhead, running several instances at once needs to be prevented. Thankfully, ...

Bash scripting is every Linux administrator's Swiss Army knife. Learn how using a for-loop in conjunction with Bash scripts can produce powerful results.

Even then most scripts were written in sh rather than csh, however. With user-friendly shells such as bash, zsh, and maybe even tcsh, the old csh is useless to me. More options ...

Both systems have their peculiarities. If you check the Bash script in Figure 1, you’ll see the string #!/bin/bash at the top. This is the required Shebang that tells Ubuntu which interpreter to use ...

Type Bash script-filename.sh and hit the enter key. It will execute the script, and depending on the file, you should see an output. On a Linux platform, you usually use SH, but here you need to ...

Tracing a bash script. Using the xtrace option, every command in a script that is run will be displayed. This option is especially useful when you are debugging a complex script.

If you run into problems building, testing or running complex bash scripts, don’t lose heart. There are many ways you can help ensure that your scripts will work flawlessly.