Autocomplete—found everywhere from text messaging apps to IDEs—can seem like a fairly modern innovation, but it’s been present in various forms of Unix since the early 80s, if not earlier. Linux ...

The Linux logger command provides an easy way to add log files to /var/log/syslog — from the command line, from scripts, or from other files. In today’s post, we’ll take a look at how it works.

Command-line essentials When you ssh into a Unix-like system, the system looks up your user account information and spawns a new shell process based on your preferences. This shell process is then ...

The Linux script command has been around for ages and provides a simple but useful service. It lets you record command line activity – both input and output.

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… ...

You can add also add the flag when executing the script from the command line: bash -x ./had.sh or to the shebang on the first line of your script. Usually, you’ll have #!/bin/bash at the top of ...