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 ...

SSH known hosts store server fingerprints to prevent security risks. Learn how to use SSH known host commands to manage entries on Linux systems.

Do you want to create a Shell script in your Linux system? This guide will take you through how to create a shell script using multiple text editors, how to add comments, and how to use Shell ...

Debugging: Use Perl’s built-in debugging tool with perl -d script.pl for troubleshooting. Conclusion Bash, Python, and Perl each bring unique strengths to the table. Bash is excellent for simple ...

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… ...

However, unlike many other languages, bash scripting doesn't use a compiler to run its code but instead relies on a command-line interpreter. The interpreter takes the commands from Bash and runs ...

Command line wizardry, part two: Variables and loops in Bash Learn to process thousands of items reliably and repeatably in this installment.