is Java free?

Java used to be a favourite programming language for most of the developers. It was initially developed by sun microsystems. Oracle then took over Sun microsystems. Java used to be free until version 8 (Java 8). But Oracle has changed its license agreements recently. The following link provides clarity on the terms and condition to use Java. Following are free Java alternatives.

TILT#3 Installing minikube in VirtualBox ubuntu

The following post gives a brief description on how to install minikube in an Virtual Box environment.

Login to your ubuntu VM from your virtual box and follow the commands

sudo apt-get install virtualbox

Cd /usr/local/bin
curl -Lo minikube

chmod +x minikube

Install docker

sudo apt-get update
sudo apt-get remove docker docker-engine

sudo apt install

sudo systemctl start docker
sudo systemctl enable docker

minikube --vm-driver=none start