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How to Change a Password in Linux

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Passwords are the first line of defense when securing any system, including Linux. Passwordless SSH is a reliable alternative, but at the end of the...

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Mar 07, 2019

By Edward S.

How to Use the Linux Ping Command

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The Linux PING command or Packet Internet Groper is a well-loved utility! Its main purpose is to manage the network connectivity status between a...

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Mar 07, 2019

By Edward S.

How to Setup Passwordless SSH on Linux

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SSH stands for Secure Shell. It is an open-source network protocol that can be used to log in to servers and execute commands remotely, which is great...

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Mar 06, 2019

By Edward S.

How to Kill a Process in Linux

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Tasks in Linux are called processes. Every process has a unique process ID. To terminate one in Linux we can use the kill command. In this tutorial,...

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Mar 06, 2019

By Edward S.

How to Use the Dig Command in Linux

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Dig (Domain Information Groper) is a command line utility that performs DNS lookup by querying name servers and displaying the result to you. In this...

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Mar 06, 2019

By Edward S.

How to Use Tmux + Cheat Sheet

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In this tutorial, we will teach you how to use Tmux. It is an application that allows you to split a terminal window into multiple others.  So, in a...

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Mar 06, 2019

By Edward S.

How to Install and Setup Mail Server on Ubuntu 18.04 LTS

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Having your own email server is a great idea for any medium-sized company. With this, all the traffic is controlled and we can define the rules...

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Mar 06, 2019

By Edward S.

How to Show Users in MySQL using Linux

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MySQL is one of the most popular database managers in the world. It has many features that make it reliable, robust and efficient. However, like any...

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Mar 05, 2019

By Edward S.

How to Use the Linux Shutdown Command in Ubuntu 18.04 and CentOS 7

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Most of the popular Operating systems out there allow you to shut down your PC or laptop with different methods. Linux operating systems also has ways...

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Mar 05, 2019

By Edward S.