Chapter 2. First steps toward a faster website

This chapter covers

  • The basics of HTTP
  • Empty cache versus primed cache
  • Tips and tools for interpreting performance charts
  • What does it all mean?
  • Performance rules to live by

This chapter runs through the basic tools and skills that you need to know in order to start analyzing your site. You’re going to start by learning the basics of HTTP and understanding HTTP requests and responses. You’ll also run through performance charts and the tools you can use to create them. By the time you’re finished with this chapter, you’ll be able to dive straight into coding.

2.1. The basics of HTTP

HTTP, the foundation of all communication on the web, allows browsers and servers to communicate with each ...

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