$ sudo apt update
$ sudo apt install nvidia-driver-430
$ cat /proc/driver/nvidia/version
NVRM version: NVIDIA UNIX x86_64 Kernel Module 430.26 Tue Jun 4 17:40:52 CDT 2019
GCC version: gcc version 7.4.0 (Ubuntu 7.4.0-1ubuntu1~18.04.1)

https://github.com/NVIDIA/nvidia-docker

******** nvidia-container-toolkit

$ distribution=$(. /etc/os-release;echo $ID$VERSION_ID)
$ curl -s -L https://nvidia.github.io/nvidia-docker/gpgkey | sudo apt-key add -
$ curl -s -L https://nvidia.github.io/nvidia-docker/$distribution/nvidia-docker.list | sudo tee /etc/apt/sources.list.d/nvidia-docker.list

$ sudo apt update
$ sudo apt install nvidia-container-toolkit
$ sudo systemctl restart docker

// sudo still needed. after reboot, no need to use sudo:
$ docker run --gpus all nvidia/cuda:10.1-base nvidia-smi