Real Applications in Go

Build Professional CLI and Web Apps with Go

Yvonne Eriksen

• Publisher: Chiify
• Year: 2026
• Topic: Computer Science
• eBook ISBN:
  9798259603745
• Subtopic: Web Programming
• Index: Computer Science

Go programming production software Build real-world applications with Go, from project structure to concurrency, web services, and the standard library. This hands-on guide takes you from beginner to pro, covering everything you need to ship reliable, efficient code. Unlike [placeholder] and [placeholder], this book focuses on practical, production-ready skills. You'll learn to structure projects for maintainability, harness goroutines and channels for concurrent tasks, create RESTful APIs with the net/http package, and leverage Go's robust standard library to avoid unnecessary dependencies. Each chapter includes real code examples and exercises that mirror challenges faced in professional development. By the end, you'll be confident building scalable services, handling errors gracefully, and deploying Go applications. Whether you're new to Go or looking to deepen your expertise, this book is your roadmap to building production software that performs. What you'll learn: Design clean project structures that scale Master concurrency with goroutines and channels Build web services using only the standard library Write tests and benchmarks for reliable code Handle errors and logging like a pro Deploy Go applications to production Who this book is for: Developers new to Go, experienced programmers wanting to build production systems, and anyone seeking a practical, no-nonsense approach to Go development. Yvonne Eriksen brings years of industry experience to make complex topics accessible. Get ready to write Go that ships.

Table of contents

• Real Applications in Go
• Real Applications in Go
• Preface
• Chapter 1 — Why Go and Your First TaskManager CLI
• Chapter 2 — Fundamentals: Variables, Data Types, and Constants
• Chapter 3 — Control Structures and Functions for Command Parsing
• Chapter 4 — Structuring Data with Arrays, Slices, and Maps
• Chapter 5 — Error Handling and solid CLIs
• Chapter 6 — Concurrency with Goroutines
• Chapter 7 — Channels and Synchronization
• Chapter 8 — Building a Professional CLI with Cobra
• Chapter 9 — Web Server Basics with net/http
• Chapter 10 — RESTful API Design and Implementation
• Chapter 11 — Persistent Storage with SQLite
• Chapter 12 — Database Abstraction with sqlx
• Chapter 13 — Splitting into Microservices
• Chapter 14 — Inter-Service Communication: REST and gRPC
• Chapter 15 — Testing Your Go Applications
• Chapter 16 — Logging, Metrics, and Observability
• Chapter 17 — Containerization and Deployment
• Chapter 18 — Advanced Topics: Context, Graceful Shutdown, and Beyond
• About the Author