Twitter4R v0.2.0 now provides 100% Twitter REST API coverage for Ruby. This is the open source project providing Ruby bindings for the Twitter REST API. Most appropriate for pure Ruby and Ruby on Rails projects.
The importance of providing an API for your application, irrespective of its intended use case, cannot be overstated. In this tutorial, Itay Herskovits explains the basics of RESTful architecture and how the Backand platform can be used to automatically build a REST API for an Agular application.