How do you find out the public IP? Easy! There are numerous methods/apps available to do this in graphical user mode. Open your web browser and go to WhatIsMyIP.com website. There you can see your public IP. It is one of the most popular…

A while ago, I have written a guide about the alternatives to ‘top’, the command line utility. Some of the users asked me which one among those tools is best and on what basis (like features, contributors, years active, page requests etc.)…

If you spend a lot of time on CLI mode, you should definitely used or heard about reverse search function in BASH. The keyboard shortcut to do reverse search in Bash is Ctrl r. Using bash reverse search, we can bring up all commands which…

As you might already know, Runlevels are replaced with Systemd targets in many recent Linux distributions like RHEL 7 and Ubuntu 16.04 LTS. For more details about runlevels and systemd target, refer this guide. In this brief tutorial, we…

Today, I was upgrading my Ubuntu 18.04 LTS system. Unfortunately, the power has gone in mid-way and the system powered off while updating Ubuntu OS. When the power is back, I boot the system again. Right after entering the password at the…

Every now and then, I see a lot of open source programs, tools, and utilities are being added to GitHub and GitLab by developers across the world. Some of those programs are new and some of them are just alternative programs to the most…

Every now and then, I see a lot of open source programs, tools, and utilities are being added to GitHub and GitLab by developers across the world. Some of those programs are new and some of them are just alternative programs to the most…

As a Linux administrator, you may need to need to know some basic details of your Linux system, such as the currently running processes, average system load, cpu and memory usage etc., at some point. Thankfully, we have a command line…

As you may already know, we use mv command to rename or move files and directories in Unix-like operating systems. But, the mv command won’t support renaming multiple files at once. It can rename only one file at a time. Worry not. There…

There are many ways out there to learn and practice Linux. You can setup a VM using VirtualBox and install Linux on it and practice. If you don’t like the self-learning method, you could join any Linux courses and learn from the experts.…