UNIX Basics

Unix Basics - Cygwin utility, Basic file listing, directory manipulations, man, cat, vi editor commands, head, tail
vi editor - part 1. Insert, replace, delete characters, save.
vi editor - part 2. Copy, paste, quit, delete lines, search forward, backward
vi editor - part 3. Going to different lines, scrolling, appending, moving to beginning of word/lines.
Grep command, pipe line, output redirection