Nvidia: install CUDA 10.2 di Ubuntu 20.04

apt update
apt -y instal gcc

sudo su
cd /usr/local/src
wget http://developer.download.nvidia.com/compute/cuda/10.2/Prod/local_installers/cuda_10.2.89_440.33.01_linux.run
chmod 777 cuda*
./cuda_10.2.89_440.33.01_linux.run