Yum is a package manager used on Red Hat, CentOS, and other Linux distributions that use RPM Package Manager. Yum is used to install, update, delete, or otherwise manipulate the packages installed on these Linux systems. In this tutorial, we will cover the yum update command – what it is, how to use it, and […]
When it comes to locating files or directories on your system, the find command on Linux is unparalleled. It’s simple to use, yet has a lot of different options that allow you to fine-tune your search for files. Read on to see examples of how you can wield this command to find anything on your […]
In this tutorial, we will cover the cURL command in Linux. Follow along as we guide you through the functions of this powerful utility with examples to help you understand everything it’s capable of. You can use the cURL command to download or upload data to a server, using one of its 20+ supported protocols. […]
In this tutorial, you will learn how to use the very essential grep command in Linux. We’re going to go over why this command is important to master, and how you can utilize it in your everyday tasks at the command line. Let’s dive right in with some explanations and examples. Why do […]
You can think of Linux runlevels as different “modes” that the operating system runs in. Each of these modes, or runlevels, has its list of processes and services that are either turned on or off. From the time Linux boots up, it’s always in some runlevel. This runlevel may change as you continue to use […]
In this tutorial, we will talk about killing a process in Linux with multiple examples. In most cases, it’s as simple as typing “kill” command followed by the process ID (commonly abbreviated as PID). As you can see, we’ve killed a process with the ID of 1813. If you are a Windows user, it may […]
In this post, you will learn about listing users in Linux. Besides this, you will know other tricks about Linux users’ characteristics. There are two types of users in Linux, system users who are created by default with the system. On the other hand, there are regular users who are created by system administrators and […]
Have you ever deleted any important files by mistake? Who doesn’t! Okay, but can I recover them? In this post, you will learn how to recover deleted files on Linux using various programs on different file systems. You will see how to recover deleted files from SD cards, HDDs, and deleted partitions on different Linux […]
In the previous post, we talked about writing practical shell scripts, and we saw how it is easy to write a shell script. Today we are going to talk about a tool that does magic to our shell scripts; that tool is the Expect command or Expect scripting language. Expect command or expect scripting language is […]
In the last post, we talked about regular expressions, and we saw how to use them in sed and awk for text processing, and we discussed before Linux sed command and awk command. During the series, we wrote small shell scripts, but we didn’t mix things up, I think we should take a small step further […]