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FOSSGuides

Practical Linux and Free Open Source Software Guides

  • About Us
    • Terms of Use
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  • How-Tos
  • Tips and Tricks
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    • Ubuntu
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  • Programming
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How to Enable sudo Command in Debian 10/11/12

How to Enable sudo Command in Debian 10/11/12

By default, if you set a root password during your Debian installation, the sudo command is not installed and enabled....

How to Fix the RETBleed Attack Warning in VirtualBox

How to Fix the RETBleed Attack Warning in VirtualBox

Have you received the RETBleed Attack Warning in VirtualBox and are unsure how to resolve it? Then keep reading this...

Here are the Most Commonly Used Linux Server Operating Systems

Here are the Most Commonly Used Linux Server Operating Systems

Because of its reliability, security, flexibility, and low cost, Linux is a popular server operating system. Linux operating systems are...

Why is Linux Popularly Used as a Server Operating System?

Why is Linux Popularly Used as a Server Operating System?

Linux is extensively used to power servers in a variety of IT environments; from small home labs to data centers...

How to Create a New User in Linux

How to Create a New User in Linux

In Linux, a user account is a unique username, the user’s profile, and the associated password that allows a person...

Best Code Editors and IDEs for Developing Software on Linux

Best Code Editors and IDEs for Developing Software on Linux

The primary distinction between a code editor and an Integrated Development Environment (IDE) is that an IDE is a more...

How to Connect to a Remote Server Using SSH

How to Connect to a Remote Server Using SSH

The procedure for connecting to a remote server varies depending on the type of server and operating system used. SSH,...

These are the Best Linux Operating Systems for Beginners no Doubt

These are the Best Linux Operating Systems for Beginners no Doubt

Do you wish to switch from Windows or macOS to a Linux operating system? Or are you simply looking for...

Commonly Used ls Command Examples in Linux

Commonly Used ls Command Examples in Linux

The ls command is a standard in Unix and Unix-like systems such as Linux. It is used to display a...

How To Delete Unused and Dangling Docker Images in Linux

How To Delete Unused and Dangling Docker Images in Linux

This guide shows how to delete unused and dangling Docker images on a Linux system. But first, why should you...

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Desktop Guides

  • How To Install Opera Web Browser in Debian, Ubuntu, and Linux Mint

  • Best Code Editors and IDEs for Developing Software on Linux

  • These are the Best Linux Operating Systems for Beginners no Doubt

  • How to Fix the RETBleed Attack Warning in VirtualBox

  • Cause(s) of “Guru Meditation” Error in Virtual Box and How to Fix It

Server Guides

  • Best Open-Source Load Balancers for Linux Servers

  • Why is Linux Popularly Used as a Server Operating System?

  • How To Add or Remove a User From a Group in Linux

  • When To Run HAProxy in HTTP or TCP Modes

  • How to Connect to a Remote Server Using SSH

For Beginners

  • How to Remove Unused Docker Objects from a Linux System

  • Frequently Used Linux Commands for Beginners

  • Useful HAProxy Tips and Tricks – Part 1

  • Difference Between sudo and su Commands in Linux

  • How To Add or Remove a User From a Group in Linux

Most Used CLI Tools

  • Terminator – The Best Terminal Application for Linux

  • How To Check Disk Space Usage in Linux

  • How to Test Internet Speed in Linux

  • Glances – the Best Modern Monitoring Tool for Linux

  • How to Install and Use WP-CLI to Manage WordPress Installation(s)

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