A sysadmin would need to execute shell commands in Python scripts. Learn how to execute shell commands in Python.
If you want to display the output of a command and save it to a file simultaneously, tee command is what you need. Learn various ways of using tee command in Linux.
Learn how to delete files and remove directories with rm command in Linux.
This quick tutorial shows you various methods to ping a specific port of a remote server.
Here are multiple ways you can get CPU information in Linux command line. You can get processor information like the number of real cores, logical cores, hyperthreading, CPU frequency etc.
Learn how to unzip tar.xz file in Linux terminal. Also learn what are tar and xz files.