Linux tips & tricks -- monitoring hard drive temperature with hddtemp

Linux tips & tricks -- monitoring hard drive temperature with hddtemp
https://www.cyberciti.biz/tips/howto-monitor-hard-drive-temperature.html

Linux from the command line -- Take control of your files with chattr

Linux from the command line -- Take control of your files with chattr

File attributes are one of the more powerful features of Unix like operating systems like Linux. Learning to use them is an important skill.
https://www.howtoforge.com/linux-chattr-command/

Linux from the command line | Learning Linux -- The basename command

Linux from the command line | Learning Linux -- The basename command

FTA:
Sometimes, while working on the command line (especially when dealing with shell scripts), you might be interested in only the filename, but what's available to you is the complete path of the file. So, the requirement is to strip the directory component of the path. You'll be glad to know there exists a command - basename - that does this job.
https://www.howtoforge.com/linux-basename-command/

Linux from the command line -- Learning VIM by playing games

Linux from the command line -- Learning VIM by playing games

You're not a real sysadmin until you've mastered Vim of course ;')
But it doesn't have to be painful. Learn by playing a game.
https://www.tecmint.com/learn-vi-commands-with-pacvim-game/#

Learning Linux -- Using dd to copy drives and partitions without destroying your data

Learning Linux -- Using dd to copy drives and partitions without destroying your data
https://opensource.com/article/18/7/how-use-dd-linux

Linux for sysadmins -- 10 killer tools for the admin in a hurry

Linux for sysadmins -- 10 killer tools for the admin in a hurry
https://opensource.com/article/18/7/tools-admin

Linux from the command line | Linux for sysadmins -- Automating with SSH

Linux from the command line | Linux for sysadmins -- Automating with SSH

It's more than just a remote terminal tool, ssh has a lot of other powerful features for Linux users and sysadmins.

Once you get things in this article worked out, look up and play with ssh -Y

https://www.linuxjournal.com/content/easy-ssh-automation