This blog post explains how to deploy Cloud Foundry using BOSH Lite: set up an environment, boot a virtual machine, upload a specific stemcell and CF release, etc.
This blog post provides step-by-step instructions on how to use virtual machines and BrowserStack to automatically test your application in real browsers.
This blog post focuses on Juju, the service for building and managing public/private environments, and a Rack charm that simplifies deploying of RoR and Sinatra apps.