RESTful Web API Design with Node.js (Video 4)

This video tutorial explores how RESTful APIs utilize HTTP to access and manipulate collections and elements, and how remote procedures are called. It explains the concept of collections, their interfaces, and the use of HTTP methods like GET, POST, PUT, and DELETE. An example using a notes collection illustrates these methods. The video also discusses status codes, idempotency, and the role of elements in REST. Finally, it covers remote procedures and best practices for designing APIs.

Explain the significance of the status codes in RESTful APIs.

What are the rules of thumb for designing APIs according to the video?