linux
pnp4nagios and icinga2
Linux Command Line Tips and Tricks
cut command in linux with examples
Arpwatch - monitor mac addresses change
Awk BuiltIn Variables
Awk If Statement
YUM Commands for Package Management
Useful tips for Debian based distros
How to remove/delete CTRL-M (^M) characters from text files in Linux and UNIX systems
AWK as Grep
Colorize linux programs output
Learn how to make your Bash/Shell script colourful and attractive without installing any plugins and configuration.