Go Fundamentals: Gopher Guides

Start Writing Production-Ready Go Code Fast--No Go Experience Necessary!
Thousands  of developers and teams want to start taking advantage of Go, the  powerful language used in projects ranging from Kubernetes to Docker and  Vault. Go Fundamentals is specifically designed to get you up-to-speed  fast, to leverage your existing knowledge of other languages, and to  help you avoid common mistakes made by Go newcomers.
Based on  author Mark Bates's and Cory LaNou's pioneering Gopher Guides training  curricula, this guide will allow you to quickly understand and use Go  syntax, core features, and idioms. Reflecting Go through version  1.18--which includes Go's exciting new support for generics--this guide  prepares you to write robust, reliable, well-performing production code  right from the outset.
Learn how Go manages packages, modules, and dependencies

Apply Go basics, such as variable declaration, types, and control flow
Work effectively with collection types, iteration, functions, structs, and pointers
Understand Go Slices and use them properly
Write idiomatic Go, using principles such as embedding and interfaces
Expertly use concurrency to improve code performance
Create proper tests to quickly identify and fix problems
Write simpler, better code with generics and parameterized types
Take advantage of channels, context, templates, and other advanced features

Go  is lightweight, simple, and perfect for modern cloud-native and  microservices development, which is why Go developers are in such high  demand. With this guide and six months' experience with any modern  programming language, you'll have what you need to leap into Go  programming.