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What You Need to Know About Snaps on Ubuntu 20.04

Ubuntu 20.04 Focal Fossa is a fantastic release that’s been widely praised. However, the decision to change the Software Center to install snap-based applications is controversial. We’ll explain what that means for you….

How to Use the sed Command on Linux

It might sound crazy, but the Linux sed command is a text editor without an interface. You can use it from the command line to manipulate text in files and streams. We’ll show you how to harness its power….

How to Use the cd Command on Linux

Some Linux commands are so familiar, we don’t even notice we’re using them. The cd command for changing directories is one of these. There are some tricks that can help you become more efficient with cd—or you can ditch it…

How to Use Linux’s screen Command

With the Linux screen command, you can push running terminal applications to the background and pull them forward when you want to see them. It also supports split-screen displays and works over SSH connections, even after yo…

How to Work with Snap Packages on Linux

When you install Linux software packages with snap, you can say goodbye to dependency hell and breaking other working applications. Snap packages were originally designed for Ubuntu, but they’re now available on a variety of …

How to Check Memory Usage From the Linux Terminal

There are plenty of ways you can get the lowdown on memory usage within your Linux system. In this roundup, we’ll cover the most commonly used command-line methods: free, vmstat, and top. We’ll also look at reading /proc/mem…

How to Use pushd and popd on Linux

Many Linux folks have never heard of pushd and popd, but they’ve been around forever. They can also dramatically speed up the process of navigating directories on the command line. We’ll walk you through how to use them….
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