General
Using apt Commands in Linux [Complete Guide] - It's FOSS
https://itsfoss.com/apt-command-guide/In a Linux shell, why does backslash-newline not introduce whitespace?
https://superuser.com/questions/794963/in-a-linux-shell-why-does-backslash-newline-not-introduce-whitespaceLinux chmod command help and examples
https://www.computerhope.com/unix/uchmod.htm12 Practical Examples of Linux Xargs Command for Beginners
https://www.tecmint.com/xargs-command-examples/curl - How To Use
https://curl.haxx.se/docs/manpage.htmlcurl - Manual
https://curl.haxx.se/docs/manual.htmlThe Linux Information Project (LINFO) Home Page
http://www.linfo.org/index.htmlLinux Essentials
https://www.linode.com/docs/quick-answers/linux-essentials/How to remove non empty Directory in Linux - nixCraft
https://www.cyberciti.biz/faq/how-to-remove-non-empty-directory-in-linux/What does "sudo apt-get update" do?
https://askubuntu.com/questions/222348/what-does-sudo-apt-get-update-do- https://itsfoss.com/apt-vs-apt-get-difference/
Rsync (Remote Sync): 10 Practical Examples of Rsync Command in Linux
https://www.tecmint.com/rsync-local-remote-file-synchronization-commands/AptGet/Howto - Community Help Wiki
https://help.ubuntu.com/community/AptGet/Howto