The Linux Crash Course series goes over all the key concepts you’ll need to know in order to master Linux, one video at a time. In this episode, we’ll take a look at understanding memory and swap usage.
There’s a handful of popular package managers that are used on various Linux distributions, and dnf is among the most popular. It’s the default package manager on distros such as Red Hat, CentOS, AlmaLinux, Rocky Linux, Fedora, among others. In this video, we’ll explore the dnf command and see examples of basic usage.
The grep command – one of the most popular Linux commands, and definitely deserving of a feature video in the Linux Essentials series. In this video, Jay goes over the basics of the grep command, along with some useful examples.
Monitoring the resources of your Linux server and watching for negative trends is one way to stay ahead of potential performance issues, and the sar command will help you do exactly that. In this video, Jay goes over the basics of the sar command.
In the Linux Essentials series, we’ll go over the basics of a Linux command or feature in every episode. This time around, it’s all about the echo command. The echo command allows you to print text, but it also allows you to do other things as well, such as printing the contents of variables.