Book Image

Mastering Go - Second Edition

By : Mihalis Tsoukalos
Book Image

Mastering Go - Second Edition

By: Mihalis Tsoukalos

Overview of this book

Often referred to (incorrectly) as Golang, Go is the high-performance systems language of the future. Mastering Go, Second Edition helps you become a productive expert Go programmer, building and improving on the groundbreaking first edition. Mastering Go, Second Edition shows how to put Go to work on real production systems. For programmers who already know the Go language basics, this book provides examples, patterns, and clear explanations to help you deeply understand Go’s capabilities and apply them in your programming work. The book covers the nuances of Go, with in-depth guides on types and structures, packages, concurrency, network programming, compiler design, optimization, and more. Each chapter ends with exercises and resources to fully embed your new knowledge. This second edition includes a completely new chapter on machine learning in Go, guiding you from the foundation statistics techniques through simple regression and clustering to classification, neural networks, and anomaly detection. Other chapters are expanded to cover using Go with Docker and Kubernetes, Git, WebAssembly, JSON, and more. If you take the Go programming language seriously, the second edition of this book is an essential guide on expert techniques.
Table of Contents (20 chapters)
Title Page

About net/http, net, and http.RoundTripper

The star of this chapter will be the net/http package, which offers functions that allow you to develop powerful web servers and web clients. The http.Set() and http.Get() methods can be used to make HTTP and HTTPS requests, whereas the http.ListenAndServe() function can be used to create web servers by specifying the IP address and the TCP port to which the server will listen, as well as the functions that will handle incoming requests.

Apart from net/http, we will use the net package in some of the programs presented in this chapter. The functionality of the net package, however, will be exposed in greater detail in Chapter 13, Network Programming – Building Your Own Servers and Clients.

Finally, it will come in handy to know that an http.RoundTripper is an interface that is used to make sure that a Go element is capable of executing...