If you use Windows today and type ls, cat, grep, or awk in a terminal, there is a good chance something useful will happen. That was not always true. For most of the history of personal computing, ...

Unix was developed in 1969 by Ken Thompson and Dennis Ritchie at AT&T, who scaled down the sophisticated, multiuser MULTICS operating system for Digital's PDP-7. The Unix name was coined as a ...

Columnist Dave Taylor reminisces about the early days of UNIX and how Linux evolved and grew from that seed. Twenty five years of Linux Journal. This also marks my 161st column with the magazine too, ...

The Unix history command is a critically important tool for reviewing what you and others did on the systems you manage – both for troubleshooting and to make managing systems easier (e.g., What was ...

Getting work done faster on the command line is one of the never changing goals of Unix sysadmins. And one way to do this is to find easy ways to reuse commands that you have entered previously – ...

When you enter commands in the Terminal, they are saved in a history that you can scroll through by pressing the up and down arrows. This tip prevents the same item from being saved to the history ...

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 ...