How to List Installed Packages on CentOS.
How To List Installed Packages On CentOS. In this tutorial, we will show you how to list and filter installed packages on CentOS. Knowing how to list installed packages on...
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How to Change the SSH Port.
How To Change The SSH Port. This tutorial explains how to change the default SSH port in Linux. We will also show you how to configure your firewall to allow...
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How to Edit Your Hosts File on Linux, Windows, and macOS.
How To Edit Your Hosts File On Linux, Windows, And MacOS. In this article, we’ll provide instructions about how to modify the hosts file on Linux, macOS, and Windows. The...
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How to generate SSH Keys on Windows with PuTTYgen.
How To Generate SSH Keys On Windows With PuTTYgen. This tutorial explains how to generate SSH keys on Windows with PuTTYgen. We will also show you how to set up...
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How to List and Delete UFW Firewall Rules.
How To List And Delete UFW Firewall Rules. In this tutorial, we will cover how to list and delete UFW firewall rules. UFW stands for Uncomplicated Firewall, and is a...
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How to List Groups in Linux.
How To List Groups In Linux This tutorial explains how to show all groups a user is a member of. We will also explain how to list all members of...
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How to Check for Listening Ports (Ports in use).
How To Check For Listening Ports (Ports In Use). Network port is identified by its number, the associated IP address, and type of the communication protocol, such as TCP or...
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How to use apt command in Linux.
How To Use Apt Command. This guide serves as a quick reference for the apt commands. Most of the apt commands must be run as a user with sudo privileges....
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How to Set DNS Nameservers on Ubuntu 18.04
How To Set DNS Nameservers On Ubuntu 18.04 The Domain Name System (DNS) is a central part of the web’s infrastructure, providing a way to translate domain names into IP...
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How To Add Apt Repository in ubuntu.
How To Add Apt Repository In Ubuntu. In this tutorial, we will show you two ways to add apt repository on Ubuntu and Debian systems. The first method is by...
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