Command-line Perl scripts can make adminstering a UNIX box easier by replacing certain commands with some routine scripts. Find out how to take advantage of this approach. Perl is everywhere. Most ...

The UNIX ping command lets you test network servers and latency. Here's how to use it in the macOS Terminal app. The UNIX ping command is a tiny UNIX network tool that allows you to test your network, ...

Terminal provides a command line interface to control the UNIX-based operating system that lurks below macOS (or Mac OS X). Here’s everything you need to know about Terminal, and what it can do for ...

To transfer files back and forth to CS unix servers from a unix system, use either the scp(non-interactive) or sftp(interactive) commands. Both of these commands will ...

If you regularly use networks that change your OS X, Linux, or Unix system's host name, you may notice the Terminal command prompt reflect this. Here is how to prevent this from happening. Topher ...

User profiles aren’t restricted to what shells your users use, what groups they are members of, and what privileges they have been allocated. While these factors are important, so are when they log in ...

I use Linux for both desktop and server. My preference for a server OS is one without a GUI, which means I have to turn to a lot of command-line tools. In some cases, I prefer to use the same ...