Linux commands

Today, I encountered with the following error when I try to update my Ubuntu…

Have you ever wondered why sudo or root permission is required to mount an…

By default, some important system services are started automatically when the system boots. For…

This brief guide explains all possible ways to clear or flush DNS cache in…

In this tutorial, we are going to learn about “grep” command. Grep stands for…

As a Linux administrator, sometimes you might be wondering whether you are working on…

When you display a source code or config file’s contents in the standard output…

In this brief guide, we will learn how to avoid duplicate entries in Bash…

You are aware of “pwd” command, aren’t you? The pwd command (stands for Present…

We already knew how to list installed packages and also how to list the…