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HTTP/2 in Action by Barry Pollard

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Chapter 1. Web technologies and HTTP

This chapter covers
  • How a web page is loaded by the browser
  • What HTTP is and how it evolved up to HTTP/1.1
  • The basics of HTTPS
  • Basic HTTP tools

This chapter gives you background on how the web works today and explains some key concepts necessary for the rest of this book to make sense; then it introduces HTTP and the history of the previous versions. I expect many of the readers of this book to be at least somewhat familiar with a lot of what is discussed in this first chapter, but I encourage you not to skip it; use this chapter as an opportunity to refresh yourself on the basics.

1.1. How the web works

The internet has become an integral part of everyday life. Shopping, banking, ...

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