Topher, an avid Mac user for the past 15 years, has been a contributing author to MacFixIt since the spring of 2008. One of his passions is troubleshooting Mac problems and making the best use of Macs ...

The script command not only makes a record of what commands you run but also allows you to save the output generated so that you can examine it later or easily turn your command sequences into scripts ...

If you’re new to the world of the Linux command line, then you know how eye-openingly powerful it can be. In fact, the sky’s the limit with what you can do from the Command Line interface. But, ...

Today’s hint will probably only appeal to those of you learning to use the Unix side of OS X. A while back, I was trying to capture the output of the Unix command httpd -t (which runs a syntax check ...

In our first tutorial on command line wizardry, we covered simple redirection and the basics of sed, awk, and grep. Today, we’re going to introduce the concepts of simple variable substitution and ...

Watch is a command on Linux that will repeatedly run commands for you, and it offers some very useful options. One of its basic options is that you can tell watch how long to wait before running the ...

Locating the right piece of information from a Cisco router can often be a challenge. Particularly, the show running-config command can return pages and pages of output. David Davis introduces you to ...

The Linux command line is a text interface to your computer. Also known as shell, terminal, console, command prompts and many others, is a computer program intended to interpret commands. Allows users ...