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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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    • Linux Server Distros
    • Secure Linux Distros
    • CentOS Alternatives
    • RedHat Distributions
    • Debian Distributions
    • Ubuntu Distributions
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Marin Todorov

I am a bachelor in computer science and a Linux Foundation Certified System Administrator. Currently working as a Senior Technical support in the hosting industry. In my free time I like testing new software and inline skating.
Learn Nano Editor in Linux

A Beginner’s Guide on How to Use Nano Text Editor in Linux

Nano is a command line text editor, that comes preinstalled in almost every Linux distribution. It is often preferred by

TinyCP – A Lightweight Control Panel for Managing Linux Systems

TinyCP is a lightweight control panel, that provides wide range of features on a Linux system, which features includes: Domain

Install Squid HTTP Proxy in CentOS 7

How to Create an HTTP Proxy Using Squid on CentOS 7/8

Web proxies have been around for quite some time now and have been used by millions of users around the

Change Apache Web Root Directory in Linux

How to Change Default Apache ‘DocumentRoot’ Directory in Linux

Apache web server is probably the most used web server across platforms including different Linux distributions and Windows. The web

Set User Process Limits in Linux

How to Set Limits on User Running Processes in Linux

One of the Linux’s beauties is that you can control almost everything about it. This gives a system administrator a

Increase Linux Open File Limits

How to Increase Number of Open Files Limit in Linux

In Linux, you can change the maximum amount of open files. You may modify this number by using the ulimit

Set PATH Variables Permanently in Linux

Learn How to Set Your $PATH Variables Permanently in Linux

In Linux (also UNIX) $PATH is environment variable, used to tell the shell where to look for executable files. $PATH variable

Set System Hostname in Linux

How to Set or Change System Hostname in Linux

Device or system hostnames are used to easily recognize a machine within a network in a human readable format. It

Set Static Network IP Address in Linux

How to Set Static IP Address and Configure Network in Linux

If you are a Linux system administrator, time will come when you will need to configure networking on your system.

25 IPtables Firewall Rules for Linux

25 Useful IPtable Firewall Rules Every Linux Administrator Should Know

Managing network traffic is one of the toughest jobs a system administrators has to deal with. He must configure the

Run Linux Command Every Second

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

A system administrator often needs to run a command repeatedly in a certain periods of time. Often such tasks can

Upgrade MariaDB 5.5 to MariaDB 10.1 on CentOS 7

How to Upgrade MariaDB 5.5 to MariaDB 10.1 on CentOS/RHEL 7 and Debian Systems

MariaDB is a famous MySQL community fork that gained lots of popularity after Oracle acquisition of the MySQL project. On

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Linux Server Monitoring Tools

ngrep – A Network Packet Analyzer for Linux

How to Monitor Apache Performance using Netdata on CentOS 7

Tuned – Automatic Performance Tuning of CentOS/RHEL Servers

A Shell Script to Send Email Alert When Memory Gets Low

Iotop – Monitor Linux Disk I/O Activity and Usage Per-Process Basis

How to Add Linux Host to Nagios Monitoring Server Using NRPE Plugin

Learn Linux Tricks & Tips

Autojump – Quickly Navigate Directories and Linux File System

10 Practical Examples Using Wildcards to Match Filenames in Linux

How to Delete all Text in a File Using Vi/Vim Editor

How to Delete User Accounts and Their Home Directories in Linux

How to Use diff3 Command for File Merging in Linux

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

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32 Best File Managers and Explorers [GUI + CLI] for Linux in 2024

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