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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
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Ubuntu

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.

Must-Have Ubuntu Apps for Beginners

15 Best Starter Apps for Ubuntu Users in 2025

Ubuntu is one of the most popular Linux distributions for new users, offering an easy-to-use interface and a smooth transition

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 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

4 Ways to Batch Convert Your PNG to JPG and Vice-Versa

How to Add a New Disk to an Existing Linux Server

10 7zip (File Archive) Command Examples in Linux

10 SCP Commands to Transfer Files/Folders in Linux

Trash-cli – A Trashcan Tool to Manage ‘Trash’ from Linux Command Line

6 Best CLI Tools to Search Plain-Text Data Using Regular Expressions

Linux Server Monitoring Tools

Cpustat – Monitors CPU Utilization by Running Processes in Linux

3 Methods to Check Apache Server Status and Uptime in Linux

Install OpenNMS Network Monitoring Tool in CentOS/RHEL 7

Guider – A System Wide Linux Performance Analyzer

Understand Linux Load Averages and Monitor Performance of Linux

How to Install ‘atop’ to Monitor Real-Time System Performance

Learn Linux Tricks & Tips

Useful Commands to Create Commandline Chat Server and Remove Unwanted Packages in Linux

How to Upload or Download Files/Directories Using sFTP in Linux

How to Check Remote Ports are Reachable Using ‘nc’ Command

How to View Colored Man Pages in Linux

How to Boot into Single User Mode in CentOS/RHEL 7

How to Find Most Used Disk Space Directories and Files in Linux

Best Linux Tools

11 Best Open Source Note-Taking Apps for Linux

Top 7 Apps to Install for Your Nextcloud Instance

13 Most Used Microsoft Office Alternatives for Linux

23 Best Open Source Text Editors for Linux in 2024

5 Open Source Log Monitoring and Management Tools for Linux

32 Most Used Firefox Add-ons to Improve Productivity in Linux

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