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] less command 2nd 3rd Linux online resources listing dot files registered shells on your system root directory contents listing contents of directories ln command 2nd loading X Windows System locating files by date 2nd by file size 2nd 3rd find command 2nd commonly encountered errors on networks with grep command 2nd with KDE Find Files feature 2nd with whereis command with which command logging in accounts credentials securing graphically practicing terminal emulation text-based shell prompt user accounts case sensitivity logging out graphically 2nd practicing text-based logout text-based lpq command 2nd lpr command 2nd syntax lprm command 2nd ls command 2nd 3rd 4th -l option 2nd all option options output, deciphering 2nd 3rd 4th 5th 6th |