docker

### DOCKER ###

# Choose one of the first two options, then comment out the other

# set up docker from source
curl -fsSL get.docker.com -o get-docker.sh
sh get-docker.sh

# set up cocker from repository
sudo dnf -y install dnf-plugins-core
sudo dnf config-manager \
    --add-repo \
    https://download.docker.com/linux/fedora/docker-ce.repo
sudo dnf update
sudo dnf makeache fast
sudo dnf -y install docker-ce

# Init
sudo systemctl start docker
sudo docker run hello-world

### ONCE IN DOCKER ###

# install rubinius
docker pull rubinius/docker
docker run -it rubinius/docker bash

# once in docker shell
ruby -v