Map mashups continue to be extremely popular, as evidenced by the high percentage of mapping APIs in our API Directory and map mashups in our Mashup Directory. Whether you're just getting started with map mashups, or you're a veteran map mashup developer, there are several tools out there that can help with your development efforts.
This article is the third of a three part series from MLSDev that shows you how to build an eCommerce API using Ruby on Rails. In this part, readers are shown how to secure their online store by implementing registration and authorization. A Github project accompanies this series.