Ubuntu's Gnome-based graphical user interface lets you open and view business documents saved in the PDF format using the Nautilus file manager and a few mouse clicks. Since Ubuntu is a Linux ...

The command line is an efficient way to perform complex tasks accurately and much more easily than it would seem at a first glance. Knowledge of the commands available to you and also how to string ...

Modern shells support command-line editing for efficient recall and correction of commands. Command-line editing is more efficient than using the shell's history mechanism. Shells like KornShell, Bash ...