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Tecmint: Linux Howtos, Tutorials & Guides
  • Learn Linux
  • Linux Distros
    • Linux Distros for Beginners
    • Linux Distros for Experts
    • New Linux Distros
    • Linux Server Distros
    • Secure Linux Distros
    • CentOS Alternatives
    • RedHat Distributions
    • Debian Distributions
    • Ubuntu Distributions
    • Arch Linux Distros
    • Rolling Linux Distros
    • KDE Linux Distros
    • Linux Distros for Old PC
    • Linux Distros for Kids
    • Linux Distributions for Students
    • Linux Distros for Windows
  • Commands
    • A – Z Linux Commands
    • 100+ Linux Commands
  • Tools
  • Pro Courses
    • Bash Scripting
    • Learn Linux
    • AI for Linux
    • RHCSA Certification
    • RHCE Certification
    • LFCS Certification
  • eBooks
    • RHCSA Exam
    • RHCE Exam
    • LFCS Exam
    • LFCE Exam
    • LFCA Exam
    • Ansible Exam
  • About
    • Contact
    • Hiring
    • Newsletter
    • Testimonials
    • Donate
    • Advertise
    • Submit Article Request
    • Suggest an Update

Linux Distros

Complete Linux distributions howto’s and tutorials

Set Up Local Ubuntu Repositories

How to Set Up Local Repositories with apt-mirror in Ubuntu

If you’re managing multiple Ubuntu machines in a network, downloading updates and packages for each system individually is a pain,

ufw setup ubuntu

UFW Firewall: How to Install, Configure, and Use It on Ubuntu/Debian

Since computers are connected to each other, services are growing rapidly, with examples such as email, social media, online shopping,

ubuntu server security

How to Secure Your Ubuntu Server with UFW, Fail2ban, and AppArmor

When setting up an Ubuntu server for production, securing the system is crucial to ensure its stability, safety, and accessibility.

Improve Ubuntu Performance

15 Easy Ways to Speed Up Ubuntu in 2025

Ubuntu is known for its user-friendly interface and robust performance, but over time, even the best operating systems can slow

Things to Do After Installing Ubuntu 25.04

My Experience – Top Things to Do After Installing Ubuntu 25.04

So, you’ve just installed Ubuntu 25.04 “Plucky Puffin” on your computer—congrats! I recently did the same, and let me tell

upgrade ubuntu 20.04 to 24.04

Upgrade Ubuntu 20.04 LTS to 24.04 LTS Before EOL in May 2025

Ubuntu 20.04 LTS (Focal Fossa) has been a reliable and solid operating system for many users. However, as we move

Fix Ubuntu Freezes

How to Fix Ubuntu Freezes, Crashes or System Hangs

When your Ubuntu system suddenly freezes, it can be very frustrating, especially if you’re working on something important project. Although

fix no release file error in ubuntu

Fixing PPA Error: Repository Does Not Have a Release File on Ubuntu

When managing software packages on Debian/Ubuntu-based systems, it’s common to add external repositories or Personal Package Archives (PPAs) to install

Upgrade Kernel in Ubuntu

How to Install Kernel 6.13 in Ubuntu, Debian and Mint

Periodically new devices and technology coming out and it’s important to keep our Linux system kernel up-to-date if we want

Install Genymotion on Ubuntu

How to Run Android Apps on Ubuntu with Genymotion Android Emulator

Genymotion is a powerful Android emulator used by developers and testers to simulate Android devices on their computers. It allows

Install KDE Plasma in Linux Mint

How to Install KDE Plasma on Linux Mint 22

Linux Mint is a widely used and beginner-friendly operating system known for its simplicity, stability, and ease of use. By

Install TensorFlow on Ubuntu

How to Install TensorFlow on Ubuntu 24.04

TensorFlow is a powerful open-source library developed by Google for machine learning and deep learning tasks, which is widely used

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Linux Commands and Tools

How To Run a Cron Job Every 30 Seconds in Linux

How to Create and Extract Zip Files to Specific Directory in Linux

20 mysqladmin Commands for MYSQL/MariaDB Database Administration

How to Save Command Output to a File in Linux

Useful ‘host’ Command Examples for Querying DNS Lookups

How to Use the Linux column Command to Format Text into Tables

Linux Server Monitoring Tools

How to Install Icinga2 Monitoring Tool on Debian

Duf – A Better Linux Disk Monitoring Utility

How to Configure Zabbix to Send Email Alerts to Gmail Account – Part 2

Icinga: A Next Generation Open Source ‘Linux Server Monitoring’ Tool for RHEL/CentOS 7.0

How to Install Nagios Core in Rocky LInux and AlmaLinux

Installing “PHP Server Monitor” Tool using LEMP or LAMP Stack in Arch Linux

Learn Linux Tricks & Tips

How to Send a Message to Logged Users in Linux Terminal

How to Create a Password Protected ZIP File in Linux

4 Ways to Disable Root Account in Linux

Find Out All Live Hosts IP Addresses Connected on Network in Linux

How to Transfer Files Between Two Computers using nc and pv Commands

How to Find Number of Files in a Directory and Subdirectories

Best Linux Tools

Top 5 Open-Source OCR Tools for Linux in 2025

11 Best Open Source Note-Taking Apps for Linux

10 Best Flowchart and Diagramming Software for Linux

4 Best Tools for Creating Fillable PDF Forms on Linux

Universal Package Managers for Linux: Snap, Flatpak, and AppImage

5 Best Command Line HTTP Clients for Linux

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