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

Text and HTML templates

The subject of this section will probably surprise you in a good way, because both presented packages give you so much flexibility that I am sure you will find many creative ways to use them. Templates are mainly used for separating the formatting part and the data part of the output. Please note that a Go template can be either a file or a string – the general idea is to use inline strings for smaller templates and external files for bigger ones.

You cannot import both text/template and html/template on the same Go program because these two packages share the same package name (template). If absolutely necessary, you should define an alias for one of them. See the useStrings.go code in Chapter 4, The Uses of Composite Types.

Text output is usually presented on your screen, whereas HTML output is seen with the help of a web browser. However, as text...