Ruby Docker container
In this Dockerfile by using the rbenv you have installed the ruby
It has also been installed in accordance with phantomjs in this containe
The easiest way to do this is to get from Docker registry
$ docker pull kazu69/ruby:2.3-ubuntu
Also possible to use or from github to get
$ git clone https://github.com/kazu69/docker-ruby.git $ cd docker-ruby $ docker build -t kazu69/docker-ruby .
Docker Pull Command