Text Editing in UNIX A short introduction to vi, pico, and gedit
These slides concentrate on vi because it is very fast and always available. Although the set of commands is very cryptic, by learning a small subset of the commands, you can edit text very quickly.
Author(s): Prof. Stewart Weiss
31 Pages 
We are working on the detailed description of this book, we will update this section soon.
Author(s):
Pages
A Tutorial Introduction to GNU Emacs
We are working on the detailed description of this book, we will update this section soon.
Author(s):
Pages
