Building RESTful Web services with Go

Summary

In this chapter, we gave an introduction to the REST API. We saw that REST is not a protocol, but an architectural pattern. HTTP is the actual protocol on which we can implement our REST service. We jumped into the fundamentals of the REST API to be clear about what they actually are. Then we explored types of web services. Before REST, we have something called SOAP, which uses XML as the data format. REST operates on JSON as the primary format. REST has verbs and status codes. We saw what a given status code refers to. We built a simple service which serves the Roman numerals for given numbers. In this process, we also saw how to package a Go project. We understood the GOPATH environment variable. It is a workspace defining a variable ...