[PYTHON] After a clean installation of ubuntu18.04 until ROS is installed and explanation of its commands

It's not particularly difficult, but I've often done a clean install, so I'll write it down.

First of all, maintenance around the kernel

From above

-Kernel update -Updated the list of packages that can be installed with apt-get ・ Update your package to the latest version

sudo apt-get install linux-generic-hwe-18.04-edge
sudo apt-get update
sudo apt-get upgrade

## Then install the development environment such as python From above

・ Installation of pip ・ Installation of Jupiter Note -Installing Tensorflow with pip -Installing opencv with pip

sudo apt-get install python3-pip python3-pandas python3-sklearn
sudo apt-get install jupyter-notebook
sudo pip3 install  tensorflow pandas-ml
sudo pip3 install opencv-python

## Next is ROS installation Just install it according to the following site.

http://wiki.ros.org/melodic/Installation/Ubuntu

Summary

For the time being, this is all. Will be updated later.