Shell

Shell scripting is writing a series of command for the shell to execute. Learn basics of shell scripting in this tutorial.

How to reset sudo password in Debian

If you are a new Debian administrator, you can learn how to change the sudo password in the shell. In the end, it is recommended that you regularly change passwords for any user, especially for the superuser who can perform all the important operations in Debian. Only superuser or root can change the password for… read more »

Working with the Vi editor on Linux

What is vi editor Vi or Visual Editor is the default text editor that ships with most Linux systems. This is a terminal-based text editor that users should learn, especially when there are no more convenient text editors in the system. Some other reasons to use Vi include: Vi is available on almost all operating… read more »

How to view network routing table in Debian 10

What is network packet routing? The process of routing a network packet is the transmission of an IP packet from one point to another over the network, for example via the Internet. When you send an email to someone, you are actually transferring a series of IP packets or datagrams from your computer to another… read more »

How to use grep command in Debian 10

Grep stands for global regular expression printing. This is a useful command that is widely used by Linux system engineers when searching for strings or patterns in regular files and on the system. In this article, I am going to demonstrate using grep with a lot of examples. I tested all the commands and examples… read more »

Finding GIFs from Ubuntu Command Line Using GIF-Cli

Sharing Gif to express emotions has become so popular in the last few years that I’m sure you must have found them and shared them too. If you are a terminal savvy person, you will not want to leave the command line and go somewhere else to perform any of your daily technical activities. There… read more »

How to backup files and folders in Debian 10

In the world of information technology, it is important to keep a copy of your data as much as possible so that you can use it if necessary in case of a disk failure or by mistake. Therefore, regular backups at the end of the day are good practice for a responsible computer user. The… read more »

Convert PDF documents to Debian command line

PDF or portable document format is basically our first choice when it comes to printing, sharing and sending documents by e-mail, especially larger ones. For Windows and macOS, you may be very familiar with and also depend on the widely used Acrobat products for creating, viewing and editing PDF files. Unfortunately, your Linux systems do… read more »

How to install software via Flatpak on Debian 10

Flatpak is a universal package system for software deployment, application virtualization and, most importantly, package management, that works on all Linux distributions. With Flatpak, you don’t need to worry about any dependencies and libraries, since everything is already built into the application itself. A notable feature of Flatpak is that all applications work in a… read more »

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