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 ...

One of the problems that seems to plague nearly all file systems — Unix and others — is the continuous buildup of files. Almost no one takes the time to clean out files that they no longer use and ...

There are four ways to specify that a file is in UNIX System Services when you use the FILENAME statement or FILENAME function: You can also use these specifications in combination. For example, you ...

People who have had bad experiences on Windows disks that performed poorly after they had become very fragmented often wonder if they need to apply some kind of periodic analysis and defragmentation ...

If you're new to the UNIX operating system, especially if you're familiar with Windows, you'll find that the file access control mechanisms might not be exactly what you expect. File permissions and ...

The Unix operating system is one of computing's most significant technologies, providing the framework that the familiar Linux and Mac OS X operating systems were developed on. Unix can be a viable ...

Despite its quirks, 9front is more than just a curiosity. It is a direct descendant of research at Bell Labs, where Unix itself was born, and it represents an alternate vision of how computers could ...

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 ...

That sequence of strange symbols on the Bash command line must mean something, right? We're breaking down special characters ...