Skip to content
NEW: Get Lifetime access to 8 courses, 3 certifications, 5 eBooks, and all future courses for just $199 - [Claim Offer]
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
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

Ubuntu FAQ’s

Fix Username is not in the sudoers file in Ubuntu

How to Fix “Username is not in the sudoers file. This incident will be reported” in Ubuntu

In Unix/Linux systems, the root user account is the super user account, and it can therefore be used to do

Fix NTFS Partition Failed to Mount Error

How to Fix NTFS Partition Failed to Mount Error in Linux

In this article, we will show how to fix NTFS failed to mount errors such as “Failed to mount ‘/dev/sdax’:

Some index files failed to download.” Error In Ubuntu

How to Fix “W: Some index files failed to download.” Error In Ubuntu

Sometimes you might encounter the error “W: Some index files failed to download.” on Ubuntu when updating the system. Here’s

Fix MySQL ERROR 1819 (HY000)

How to Fix “MySQL ERROR 1819 (HY000):” in Linux

When creating a MySQL user with a relatively weak password, you might encounter the error ‘MySQL ERROR 1819 (HY000): Your

Fix ERROR 1130 (HY000): Host Not Allowed to Connect Mysql

How to Fix ERROR 1130 (HY000): Host is not allowed to connect to this MySQL server

In this quick article, you will learn how to solve the “ERROR 1130 (HY000): Host x.x.x.x is not allowed to

Fix Could not get lock /var/lib/apt/lists/lock Ubuntu

Fix “Unable to lock the administration directory (/var/lib/dpkg/)” in Ubuntu

While using the apt-get command or the relatively new APT package management tool in Ubuntu Linux or its derivatives such

Upgrade Your Linux Learning with Pro.Tecmint

If you find TecMint helpful, consider supporting us by subscribing to Pro.Tecmint.com – our premium platform with exclusive guides, ad-free experience, early access to tutorials, and much more.

Your support helps us keep creating quality Linux content for everyone.

Get Lifetime Access

Linux Commands and Tools

How to Start, Stop, and Restart Services in Linux

Agedu – A Useful Tool for Tracking Down Wasted Disk Space in Linux

24 Funniest Commands to Try in the Linux Terminal

Show a Custom Message to Users Before Linux Server Shutdown

zstd – A Fast Data Compression Algorithm Used By Facebook

10 Linux Dig (Domain Information Groper) Commands to Query DNS

Linux Server Monitoring Tools

20 Best Linux Bandwidth Monitoring Tools for Network Analysis

How to Check Integrity of File and Directory Using “AIDE” in Linux

linux-dash: Monitors “Linux Server Performance” Remotely Using Web Browser

How to Monitor Linux Server and Process Metrics from Browser

Observium: A Complete Network Management and Monitoring System for RHEL/CentOS

How to Add Windows Host to Nagios Monitoring Server

Learn Linux Tricks & Tips

Learn The Basics of How Linux I/O (Input/Output) Redirection Works

YTP-DL: The Easiest Way to Download Songs from YouTube Videos

12 Useful Commands For Filtering Text for Effective File Operations in Linux

How to Change UUID of Partition in Linux Filesystem

Add Rainbow Colors to Linux Command Output in Slow Motion

Googler: A Command Line Tool to Do ‘Google Search’ from Linux Terminal

Best Linux Tools

The 8 Best Free Anti-Virus Programs for Linux

18 Must-Try Web Browsers for Linux Users in 2024

23 Best Open Source Text Editors for Linux in 2024

5 Best Microsoft Word Alternatives for Linux in 2024

8 Best HTML & CSS Code Editors for Linux

11 Best IP Address Management Tools for Linux Network

Tecmint: Linux Howtos, Tutorials & Guides © 2026. All Rights Reserved.

The material in this site cannot be republished either online or offline, without our permission.

Hosting Sponsored by : Linode Cloud Hosting