If you're not yet comfortable with writing scripts on Unix and Linux systems, this post might get you off to a healthy start. Creating a script on a Unix or Linux system can be dead easy or ...

Working on the command line is an integral part of being a successful Linux user. You need to have a firm grasp of certain commands to work effectively. There are even certain commands that you must ...

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 ...

Need a jump start on Unix networking? Whether you're working on your home network or setting up systems at work, here are some basic Unix commands and insights that might prove helpful. Once upon a ...

If you are starting to experiment with the OS X Terminal, you'll want to know what commands are available. Here are some ways to explore your options. Topher, an avid Mac user for the past 15 years, ...

These are the formal rules for forming basic UNIX regular expressions. For some simple examples, skip to Simple Examples. The rules come from the Solaris 7 regexp(5) manual page. The I2A2 reflector ...