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Tecmint: Linux Howtos, Tutorials & Guides
  • Latest Tutorials
  • Commands
    • A – Z Linux Commands
    • 100+ Linux Commands
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    • Linux Distros for Beginners
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    • Secure Linux Distros
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    • RedHat Distributions
    • Debian Distributions
    • Ubuntu Distributions
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    • KDE Linux Distros
    • Linux Distros for Old PC
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    • Linux Distributions for Students
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    • Learn Linux
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Linux troubleshooting interview questions with 10 real server scenarios and the commands to solve them

10 Scenario-Based Linux Troubleshooting Interview Questions and Answers

Most Linux interviews now describe a broken server and ask how you would fix it. Here are 10 real troubleshooting

Fix apt lock error and repair a crashed dnf upgrade on Ubuntu, Debian, and Rocky Linux

How to Fix apt and dnf Lock Errors After a Crashed Upgrade

When a package upgrade stops halfway through, your package manager can stay locked and leave many packages only partly installed.

OpenKylin Linux

openKylin 3.0 Review: Is This the Smartest AI Linux Desktop Yet?

Most AI assistants on Linux can explain how to switch your Wi-Fi but can’t actually do it. openKylin 3.0 ships

How to Print the Current Directory in Linux Using pwd

15 Practical pwd Examples in Linux You Should Know

pwd looks like one of the simplest Linux commands, but there are a few details worth knowing once symlinks and

GitHub Copilot CLI: AI Coding Agent on Linux Terminal

GitHub Copilot CLI: How to Use an AI Coding Agent in Linux Terminal

GitHub Copilot CLI brings an AI coding agent directly into your terminal. This guide walks you through installing it on

ani-cli: Watch Anime from the Linux Terminal

How to Search, Stream, and Download Anime Using ani-cli

ani-cli is a POSIX shell script that lets you search for anime, choose an episode, and stream it directly through

ManageEngine Patch Manager Plus for Linux

How to Manage Linux Updates Across Multiple Distributions

Patching a single Linux machine is easy. You run its update, reboot if the kernel changed, and you’re done. Patching

usermod Command for Linux Administrators

usermod Command: Manage Linux Users, Groups, UID, Shell and More

Most admins learn usermod -aG in their first week and never read much beyond it. But drop the -a once

chattr command : Protect Important Files in Linux

8 chattr Commands to Make Files Immutable and Prevent Changes in Linux

Most sysadmins reach for chmod when they want to lock down a file. The problem is that chmod 000 only

Codex CLI: OpenAI’s AI Agent for Coding on Linux

Codex CLI: Use OpenAI’s AI Coding Agent in the Linux Terminal

Codex CLI is OpenAI’s coding agent that runs in your terminal, reads your files, and executes shell commands on your

DNF: 20 Linux Package Management Commands

20 DNF Commands Every Linux Administrator Should Know

Most people treat dnf as a drop-in replacement for yum and stop there. But that misses a lot of what

dmesg Commands to View Kernel Messages

12 Ways to Use the dmesg Command in Linux to View and Troubleshoot Kernel Messages

Most people run dmesg once, see thousands of lines, and close the terminal. But that’s not really how you should

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