Save the file by hitting Ctrl+O, then quit nano with Ctrl+X. Close the terminal window. (You can type the command exit to do this). Then, open a new terminal window and type any command with sudo, ...

This project is designed to help beginners learn how to discover live hosts and services on a network using common tools (nmap, arp-scan, masscan, httpx). It focuses on safe, repeatable commands, ...

I really have too many tray icons. You know the ones. They sit on your taskbar, perhaps doing something in the background or, ...

Running out of disk space on Linux can cause many issues. Discover simple, safe ways to clean files, logs, and unused packages, and free up disk space.

The lspci command actually has two more levels of verbosity you can access by typing -vv or -vvv. You'll end up with a ton of text to parse, though. Unless you're a developer, you probably won't gain ...

We list the best lightweight Linux distros, to make it simple and easy to run a more stripped-down version of Linux, especially for older computers. This means you shouldn't expect these distros to ...

We list the best Linux terminal emulators, to make it simple and easy to better manage command line inputs when using Linux. This can be especially important because the terminal is effectively the ...

Building a website on a tight budget? The best cheap web hosting services we've tested provide all the features you need for $100 per year or less. In 2014, I began my career at PCMag as a freelancer.

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...