Why Linux?
This brief video summarizes well about what Linux is and why people use Linux. For a quick answer just read the video description.
Linux Distro Comparison
Knowing Debian is the Linux distribution we are learning in this subject, it doesn’t hurt to search more about what it is exactly and in comparison to other Linux distro for future references.
Top 7 Version Control
Besides git, there are other version control out there. They can be used independently for some specific projects but still git is the most popular version control to date.
Virtualization Explained
Not an easy read but it covers the whole type in virtualization topic. Interesting to know how giant leap of IT in the last century can really makes things possible.
CMD vs Bash vs Other
A discussion thread which I think is quite informative. Each one has its advantages and disadvantages. It is important to know what you can do better with which so you can use them in the most optimal way.
Beginner’s Guide to SSH
This video explains how SSH works and its origin in an entertaining way. A good introductory video for learning SSH.
Vi vs ViM
This thread explains why people use Vi/Vim in general. Vim (Visual Improved) is an improved version of Vi (Visual), the default text editor for Linux.
Vimtutor
Vimtutor is a great way to learn Vi/Vim through lessons that can be done from terminal. It teaches very well the basics you need to know about editing with Vim to work with text files.
Vim RegEx Cheat Sheet
One of the most powerful things Vim can process is regular expression. Here are some things you can do with it.
Difference between grep, sed, and awk
These are the three main text processing command in Linux. Learning how to use them is handy to get things done faster.