How to Install Tomcat 9 on Ubuntu 18.04/20.04
Apache Tomcat is an open-source web server and Java servlet container. It is one of the most popular choices for building Java-based websites and applications. Tomcat is lightweight, easy to …
How to Enable SSH on Ubuntu 18.04/20.04 and LinuxMint 19/20
Secure Shell (SSH) is a network protocol used for a secure connection between a client and a server. Each interaction between the server and a client is encrypted. This tutorial …
How to Add Swap Space on Ubuntu 20.04
Swap is a space on a disk that is used when the amount of physical RAM memory is full. When a Linux system runs out of RAM, inactive pages are …
How to Install Apache on Ubuntu 18.04/19.04/20.04
Apache is one of the most popular web servers in the world. It is an open-source and cross-platform HTTP server that powers a large percentage of the Internet’s websites. Apache …
How to Install OpenJDK8/OpenJDK11 on Ubuntu 20.04
In this guide, we will describe how to install Java on Ubuntu 20.04. Java is one of the most popular programming languages used to build different kinds of applications and …
How to Create Sudo User on Ubuntu
Sudo is a Linux Command.Sudo means “superuser do”. It allows authenticated users to run commands as other users. Other users can be ordinary users or super users. In this tutorial, …