For Anybody That Isn't A Native *nix User Should Go And Get "Unix In A Nutshell" And "Linux In A Nutshell". Two Very Helpful Books. Unix In A Nutshell Gives All Of The Unix Commands, Shell Overview, Bourne And Korn Commands, C Shell Commands, Pattern Matching, Emacs Commands, VI Commands, Ex Commands, Sed Commands, Awk Commands, Nroff / Torff, mm Macros, ms Macros, me Macros, Tbl Eqm Pic Preprocessors, SCCS Commands, And RCS Commans. Also There Isn't A Lot Of BS Text To Read Through, Its Like A Command Dictionary.
I Have My Linux In A Nutshell On Order At My Local Bookstore.
-Ezekiel