Speed up your Rack application with HTTP

If you’re like me, then you probably take application caching and performance improvements for granted because you rely on a web framework like Rails to do this for you. Although this level of abstraction is helpful, it can also obscure the underlying mechanisms, making it challenging to diagnose issues or further optimize your application.In this tutorial, we’ll learn how to leverage HTTP to improve the performance of a simple Rack application in an effort to demystify the intricacies of caching strategies and performance enhancement at the foundational level. If you want to learn more about the Rack application, feel free to read our pragmatic guide to building a Rack application from scratch.