About GNU Emacs
GNU Emacs is a commonly used text editor. It is not the prettiest text editor out there but in my opinion it is one of the most useful tool that you will ever learn. It is used by many people ranging from casual user to programmers.
This series of posts is not intended to cover everything GNU Emacs can do, that would be nearly impossible, but to help you get started, understand its capabilities and of course to get work done. Personally, I use GNU Emacs in conjunction with Common LISP programming language as a programming environment.
Here are some of the features of GNU Emacs: