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Perfect for beginners familiar with programming basics, this hands-on guide provides an easy introduction to Go, the general-purpose programming language from Google. Author Caleb Doxsey covers the language's core features with step-by-step instructions and exercises in each chapter to help you practice what you learn.

Go is a general-purpose programming language with a clean syntax and advanced features, including concurrency. This book provides the one-on-one support you need to get started with the language, with short, easily digestible chapters that build on one another. By the time you finish this book, not only will you be able to write real Go programs, you´ll be ready to tackle advanced techniques.

Jump into Go basics, including data types, variables, and control structures
Learn complex types, such as slices, functions, structs, and interfaces
Explore Go's core library and learn how to create your own package
Write tests for your code by using the language's go test program
Learn how to run programs concurrently with goroutines and channels
Get suggestions to help you master the craft of programming



Chapter 1Getting Started
Machine Setup
Your First Program
How to Read a Go Program
Exercises
Chapter 2Types
Numbers
Strings
Booleans
Exercises
Chapter 3Variables
How to Name a Variable
Scope
Constants
Defining Multiple Variables
An Example Program
Exercises
Chapter 4Control Structures
The for Statement
The if Statement
The switch Statement
Exercises
Chapter 5Arrays, Slices, and Maps
Arrays
Slices
Maps
Exercises
Chapter 6Functions
Your Second Function
Variadic Functions
Closure
Recursion
defer, panic, and recover
Pointers
Exercises
Chapter 7Structs and Interfaces
Structs
Methods
Interfaces
Exercises
Chapter 8Packages
The Core Packages
Servers
Creating Packages
Documentation
Exercises
Chapter 9Testing
Exercises
Chapter 10Concurrency
Goroutines
Channels
An Example
Exercises
Chapter 11Next Steps
Study the Masters
Make Something
Team Up
Appendix Answers