Finding your Laptop battery status in GUI mode is easy. You could easily tell the battery level by hovering the mouse pointer over the battery indicator icon in the task bar. But, how about from...
I always backup the configuration files or any old files to somewhere in my hard disk before edit or modify them, so I can restore them from the backup if I accidentally did something wrong....
When it comes to monitor running processes in Unix-like systems, the most commonly used applications are top and htop, which is an enhanced version of top. My personal favorite is htop. However, the developers are...
APT, short or Advanced Package Tool, is the default package manager for Debian-based systems. Using APT, we can install, update, upgrade and remove applications from the system. Lately, I have been facing a strange error. ...
Setting up LEMP stack in Ubuntu and other platforms is not a big deal. However, if you want to setup some additional functionalities such as installing SSL certificates, optimizing cache to increase the site speed,...
Installing the same set of packages on multiple Ubuntu systems is time consuming and boring task. You don’t want to spend your time to install the same packages over and over on multiple systems. When...
I use Oracle VirtualBox to test various Unix-like operating systems. Most of my VMs are headless servers that does not have graphical desktop environment. For a long time, I have been wondering how can we...
Finding disk space usage is no big deal in Unix-like operating systems. We have a built-in command named du that can be used to calculate and summarize the disk space usage in minutes. And, we...
Autotrash is a command line utility to automatically purge old trashed files. It will purge files that have been in the trash for more then a given number of days. You don’t need to empty...
When it comes to schedule tasks in Linux, which utility comes to your mind first? Yeah, you guessed it right. Cron! The cron utility helps you to schedule commands/tasks at specific time in Unix-like operating...
This brief guide describes how to switch between TTYs without function keys in Unix-like operating systems. Before going further, we will see what TTY is. As mentioned in an answer in AskUbuntu forum, the word...
We all know about GNU core utilities that comes pre-installed with all Unix-like operating systems. These are the basic file, shell and text manipulation utilities of the GNU operating system. The GNU core utilities contains the commands,...
