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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
  • Tutorials
    • Docker Tutorials
    • Ansible Tutorials
    • Postfix Tutorials
    • Django Tutorials
    • LVM Tutorials
    • RAID Tutorials
    • KVM Tutorials
    • iSCSI Tutorials
    • Red Hat Virtualization
    • Hadoop Tutorials
    • Zentyal Tutorials
    • Create GUI Apps
  • 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 Commands

Linux Commands for Linux Beginners

lesser-known linux commands

10 Must-Know Linux Commands You Probably Missed – Part 4

Welcome back to our ongoing journey through the world of powerful but often overlooked Linux commands. If you’ve been following

nmap command examples

24 Nmap Commands Every Linux Admin Should Use for Network Security

Nmap, short for Network Mapper, is an open-source and highly versatile tool used by Linux system and network administrators. It

Lesser Known Linux Commands

10 Advanced Linux Commands You’ve Probably Never Used (Part 3)

Continuing our exploration of lesser-known Linux commands, let’s dive into some more hidden gems that can help you manage your

Understanding Shutdown, Poweroff, Halt and Reboot Commands

How to Use Shutdown, Poweroff, Halt, and Reboot Commands in Linux

In this article, we’ll explain the difference between the shutdown, poweroff, halt and reboot commands in Linux. We’ll clarify what

Create New Services and Units in SystemD

How to Use Systemd to Run Bash Scripts at Boot in Linux

A few days ago, I came across a CentOS 8 32-bit distro and decided to test it on an old

dpkg command usage

15 Useful ‘dpkg’ Commands for Debian and Ubuntu Users [With Examples]

Debian GNU/Linux is the backbone of several popular Linux distributions like Knoppix, Kali, Ubuntu, Mint, and more. One of its

Find Linux Process Name Using PID

How to Find a Process Name Using PID Number in Linux

In this article, we will look at how to find a process name by its process identification number (PID). Before

Fix device or resource busy error in Linux

How to Fix “rm: cannot remove ‘file’: Device or Resource Busy” in Linux

If you’ve ever tried to delete a file or directory in Linux using the rm command and saw the error:

Find Plugged USB Device Name in Linux

4 Ways to Check Plugged USB Device Name in Linux

As a newbie, one of the many things you should master in Linux is identifying the devices attached to your

Linux fuser Command Examples

fuser – Find and Kill Processes by File, Directory, or Port

One of the most important tasks in Linux systems administration is process management, which involves several operations such as monitoring,

Check Bad Sectors or Bad Blocks on Hard Disk in Linux

How to Detect Bad Sectors or Bad Blocks on Linux Hard Drives

Let’s start by defining a bad sector/bad block, it is a section on a disk drive or flash memory that

Linux Delete All Files in Directory Except One with Extensions

How to Delete All Files in a Folder Except Certain Extensions

Sometimes, you may find yourself in a situation where you need to delete all files in a directory or simply

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Linux Commands and Tools

12 Tcpdump Commands – A Network Sniffer Tool

How to Get Total Inodes of Root Partition

How to Reduce RAM & CPU Usage on Linux

3 Ways to Permanently and Securely Delete ‘Files and Directories’ in Linux

30 Ways to Validate Configuration Files or Scripts in Linux

CDIR – A Faster Way to Navigate Folders and Files on Linux

Linux Server Monitoring Tools

How to Install Icinga2 Monitoring Tool on Ubuntu 20.04/22.04

How to Install Cacti (Network Monitoring) Tool on RHEL Systems

Linfo – Shows Linux Server Health Status in Real-Time

pyDash – A Web Based Linux Performance Monitoring Tool

Monitor Server Logs in Real-Time with “Log.io” Tool on RHEL/CentOS 7/6

How to Install LibreNMS Monitoring Tool on Debian 11/10

Learn Linux Tricks & Tips

How to Increase Disk Inode Number in Linux

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

How to Run or Repeat a Linux Command Every X Seconds Forever

How to Add a New Disk to an Existing Linux Server

How to Auto Execute Commands/Scripts During Reboot or Startup

How to Find Linux Server Geographic Location in Terminal

Best Linux Tools

My Favorite Command Line Editors for Linux – What’s Your Editor?

5 Best Command Line HTTP Clients for Linux

15 Best Tiling Window Managers for Linux in 2025

17 Best KDE Multimedia Applications for Linux

9 Best Microsoft Excel Alternatives for Linux

7 Best Email Clients for Linux Systems

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