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

Understanding Go Internals

All the Go features that you learned in the previous chapter are extremely handy and you will be using them all the time. However, there is nothing as rewarding as being able to see and understand what is going on in the background and how Go operates behind the scenes.

In this chapter, you are going to learn about the Go garbage collector and the way it works. Additionally, you will find out how to call C code from your Go programs, which you might find indispensable in some situations. However, you will not need to use this capability too often because Go is a very capable programming language.

Furthermore, you will learn how to call Go code from your C programs, along with how to use the panic() and recover() functions and the defer keyword.

This chapter covers:

  • The Go compiler
  • How garbage collection works in Go
  • How to check the operation of the garbage...