Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [R] [S] [T] [U] [V] [W] [X] [Y] [Z] verifying incremental backups with touch command versions of UNIX command variations versions of X Windows System vi editor command mode creating files insert mode keyboard shortcuts 2nd opening 2nd opening files returning to shell prompt rivalry with emacs viewing file contents viewing built-in command help system command summaries 2nd currently logged in users 2nd file contents with vi editor file permissions 2nd hidden data 2nd man pages tail end of files top of files 2nd |