Not all programs available in the official or third-party repositories, so you can’t install them using the regular package managers. Some times, you have to install the programs by manually compiling from source. As you...
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....
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...
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...
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...
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....
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....
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...
Whenever you log in or lock and unlock your Ubuntu 18.04 LTS desktop, you will be greeted with a plain purple-colored screen. It is the default GDM (GNOME Display Manager) background since Ubuntu version 17.04....
As you know already, BASH (the Bourne-Again Shell) is the default shell for most modern Linux distributions. In this guide, we are going to customize BASH prompt and enhance its look by adding some colors...
You may forget the complex and lengthy Linux commands after certain period of time unless you’re a heavy command line user. Sure, there are a few ways to recall the forgotten commands. You could simply...
You probably know the start time of a command/process and how long a process is running in Unix-like systems. But, how do you when did it end and/or what is the total time taken by...
