Category Archives: HowTo

Time complexity analysis: How to calculate running time 

By | April 1, 2024

Understanding the efficiency of algorithms is crucial for software developers and computer scientists. In the world of programming, time complexity analysis plays a vital role in determining the performance of an algorithm. In this video, we will delve into the essential concepts of time complexity and learn how to calculate the running time of algorithms.… Read More »

How to Install Slack Communication Tool on Ubuntu Linux [2022]

By | February 11, 2022

I will show you how to install the popular workplace communication tool, Slack on Linux step-by-step. Slack is the collaboration hub that brings the right people, information, and tools together to get work done. From very large companies (like Fortune 100) to corner markets, millions of people around the world use Slack to connect their… Read More »

Step-by-Step Visual Studio Code IDE Installation on Ubuntu Linux [2022]

By | January 31, 2022

This video would teach you how to install a very popular IDE, Visual Studio Code (VSC), step by step. VSC is a source-code editor made by Microsoft. It is cross-platform i.e. it is available for Windows, Linux and macOS. VSC features include support for debugging, syntax highlighting, intelligent code completion, snippets, code refactoring, and embedded… Read More »

How to Install Opera Browser and get FREE VPN on Linux [VIDEO]

By | October 31, 2021

In this video, I would show you how to easily install a very popular cross-platform web browser, Opera, on Linux. Opera is a multi-platform web browser developed by the software company also called Opera. The Opera is currently built based on the open-source Chromium browser. It gives itself a unique identity that makes it easily… Read More »

How to Remove Elegant Theme and WordPress Branding from the footer section of Extra Theme

By | May 10, 2021

Extra Theme is a very beautiful and high customisation theme from Elegant theme (The makers of the popular ). In this video, I will be showing you how to remove the Elegant Theme and WordPress branding from Extra theme. This is usually found in the footer section of the extra theme. This is done with… Read More »

How to Scan Documents with an HP Scanner in Linux

By | May 8, 2021

This video shows how you scan any document (files, books etc) easily without any additional (3rd party) software on Linux. The Scanner that was used for the demonstration is HP PSC 1410 3-in-1 scanner. This should work in any popular scanner out there. LIKE, SHARE and SUBSCRIBE!!! TWITTER: https://twitter.com/fossnaija​ INSTAGRAM: https://instagram.com/fossnaija

DISK USAGE ANALYZER: How To Monitor Disk Usage in Linux

By | April 19, 2021

This is a graphical disk usage analyzer for the GNOME desktop environment. It is an application that gives a graphical representation of a disk drive’s contents to the user. This is done by the application by scanning folders, devices or remote locations and and reports on the disk space consumed by each element. The application… Read More »