Why Linux Powers Everything From Your Coffee Machine to Mars Rovers
When most people think about operating systems, they picture Windows laptops or MacBooks, but here’s what’s…
How to Manage Let’s Encrypt SSL Certificates with Certbot Commands
When someone visits your website, their browser and your server exchange information back and forth. Without…
How to Monitor Linux User Activity with psacct and acct Tools
When you’re managing a Linux server, especially one with multiple users, you need visibility into what’s…
How to Install Microsoft Teams, Slack, and Discord on Linux Desktop
Gone are the days when Skype was the go-to VoIP tool for every chat, call, or…
How to Fix “404 Not Found” Errors in Debian During apt-get upgrade
The “404 Not Found” error during upgrade occurs when your system attempts to download packages from…
How to Use dpkg, apt, aptitude, synaptic, and tasksel in Debian
Debian offers several tools for managing software packages, each serving a specific purpose in the package…
How to Setup WireGuard VPN Server with WireGuard-UI on Ubuntu
When you connect to a coffee shop’s WiFi or access the internet from any public network,…
ytDownloader – Simple Linux GUI for YouTube Video Downloads
Earlier, I wrote about yt-dlp, the powerful command-line tool for downloading videos from hundreds of websites,…
6 Best Modern Linux ‘init’ Systems (1992-2025)
In Linux and other Unix-like operating systems, the init (initialization) process is the first process executed…
10 Essential Linux Commands for Data Scientists
If you’re just starting your journey into data science, you might think it’s all about Python…
10 MySQL Interview Questions Every DBA Must Know
In our previous articles, we’ve covered MySQL interview questions for beginners and intermediate users, and the…
Top 5 Linux Programs for Students in 2025
Linux is an open-source operating system whose use is increasing these days as a result of…
20 Essential SSH Configurations and Security Tips for Linux
SSH (Secure Shell) is one of the most important tools for Linux system administrators and developers,…
6 Best Tools to Find and Remove Duplicate Files in Linux
Organizing your home directory or even system can be particularly hard if you have the habit…
How to Control Kernel Boot-Time Parameters in Linux
Linux booting is a complex process compared to other operating systems. The Linux Kernel accepts many…