Linux groups allow better control access to files and folders. Here are the five commands you'll want to keep in your back pocket.

Jack Wallen demonstrates how to install software from the command line on Ubuntu, AlmaLinux, Arch Linux, and openSUSE.

How to Use Wget in Ubuntu. The wget command allows you to download files from the Internet using a Linux operating system such as Ubuntu. Use this command to download either a single Web page or a ...

These commands will help you as you interact with the Linux interface and try understand how to use its flexible operating system. List of basic Ubuntu commands mv: Short for move, this command can be ...

Ubuntu's networking should work out of the box with NetworkManager, but sometimes things go wrong. Here's how to get back online.

Printers added using Ubuntu's Printer configuration tool, however, may not show up in the listing. Type "cat /etc/printcap" at the command line and press the "Enter" key to view the list of ...

Jack Wallen shows you a handy Linux trick that can go a long way to prevent you from losing precious command line work due to questionable network connections to your remote servers.

If you're looking for a more efficient way to gather network device information on your Linux system, Jack Wallen shows you how to do just that with the nmcli command.