Addresses manipulating and maintaining files within the UNIX file system; creating and editing text files using the vi and ed editors; using pipes, redirection, and filters; using advanced text ...

One of the questions that Unix users are sometimes reluctant to ask is how all the directory names — like /etc, /var and /usr/local — came about in the first place. Why did we adopt the particular ...

GUIs are great—we wouldn’t want to live without them. But if you’re a Mac or Linux user and you want to get the most out of your operating system (and your keystrokes), you owe it to yourself to get ...

Because of its Unix heritage, Mac OS X is a true multi-user operating system from the ground up. Yet some people have used Mac OS X for many months without fully realizing what this means -- as the ...

We have looked at the fuser command before to display information about what users or processes are keeping file systems busy. This command can save you a lot of time tracking when you need to quickly ...

One of the files that the average Unix sysadmin rarely looks at, almost never changes and yet depends on every time he or she reboots a system is the /etc/inittab file. This modest little file ...