The tree command is perfect for viewing your entire directory structure at a glance. It shows folders and files in a clear, ...

The ps command that we all use to list processes has some interesting options that many of us never take advantage of. While the commonly used ps -ef provides a complete listing of running processes, ...

One way of organizing information is to put it into trees. When we organize information in a computer, we typically sort it into piles called nodes, with a name (pointer) for each pile. Some of the ...

System performance is key to getting the most out of Linux. There are several command line and GUI tools to make this task easy. Here you'll learn about htop, glances, Mission Center, and more apps.