RESTful Web API Design with Node.js (Video 22)

The video tutorial covers various caching techniques, including HTTP caching, in-memory data stores, and reverse proxy caching. It demonstrates HTTP caching using Google Chrome and explains the roles of Memcached and Redis as in-memory data stores. The video also introduces reverse proxy caching with Varnish. The course concludes with a summary of key concepts and encourages further exploration of API development.

What are the security considerations mentioned in the course?

What is the significance of the ETag header in HTTP caching?

How does the client decide whether to use cached data or not?