Before we start developing an application, we need to set up a couple of tools in order to deploy to AppFog. This section will get your workstation environment up and ready for AppFog development. The AppFog tool,
af, is based on the CloudFoundry tool
vmc, and is developed using Ruby, so we will need to install the Ruby runtime in order to install the AppFog tool. Let's get started!
The first step is to sign up on AppFog. So if you already have an account, then you can skip straight to the next step. AppFog's free account boasts of a very generous offer with 2 GB of RAM, which is more RAM than you would get out of a laptop two or three years ago. Depending on your application's language and framework, 2 GB ...