Browse Library
Sign In Start Free Trial
Close icon Search icon
Account
Browse Library Sign In Start Free Trial

Add to playlist

Create a Playlist

Modal Close icon
You need to login to use this feature.
  • Book Overview & Buying Go Programming - From Beginner to Professional
  • Table Of Contents Toc
Go Programming - From Beginner to Professional

Go Programming - From Beginner to Professional - Second Edition

By : Samantha Coyle
4.5 (14)
Buy this Book
close
close
Go Programming - From Beginner to Professional

Go Programming - From Beginner to Professional

4.5 (14)
By: Samantha Coyle
Buy this Book

Overview of this book

Go Programming – From Beginner to Professional is a comprehensive guide that takes your proficiency in the Go programming language from novice to expert. Starting with fundamental concepts, this book covers variables, command-line tools, and working with data before delving into advanced concepts, including error handling, interfaces, and generics, harnessing Go’s latest features through hands-on exercises. Along the way, you’ll learn to structure projects using Go modules, manage packages effectively, and master debugging techniques. As you progress, you’ll get to grips with practical application-centric aspects such as command-line programming, file manipulation, and working with SQL databases. Additionally, the book explores web server development, RESTful APIs, and utilizing the Go HTTP client to interact with web applications. Further enhancing your Go skills, you’ll learn concurrent programming, testing methodologies, Go tools, and how to deploy applications in the cloud. Throughout the book, you’ll uncover Go’s hidden gems and gain insights into time manipulation, best practices, and more. By the end of this book, you’ll have worked through practical exercises and activities that’ll equip you with the knowledge and skills needed to excel as a proficient Go developer, primed for success in real-world projects.
Table of Contents (30 chapters)
close
close
close
Preface
chevron up
Icon
Preface
Icon
Who this book is for
Icon
What this book covers
Icon
To get the most out of this book
Icon
Download the example code files
Icon
Conventions used
Icon
Get in touch
Icon
Share Your Thoughts
Icon
Download a free PDF copy of this book
1
Part 1: Scripts
Icon
Part 1: Scripts
Lock Free Chapter
2
Chapter 1: Variables and Operators
Icon
Chapter 1: Variables and Operators
Icon
Technical requirements
Icon
Introduction to Go
Icon
What does Go look like?
Icon
Declaring variables
Icon
Changing the value of a variable
Icon
Operators
Icon
Value versus pointer
Icon
Constants
Icon
Enums
Icon
Summary
3
Chapter 2: Command and Control
Icon
Chapter 2: Command and Control
Icon
Technical requirements
Icon
Introduction
Icon
if statements
Icon
Expression switch statements
Icon
Loops
Icon
break and continue
Icon
goto statements
Icon
Summary
4
Chapter 3: Core Types
Icon
Chapter 3: Core Types
Icon
Technical requirements
Icon
Introduction
Icon
True and false
Icon
Numbers
Icon
byte
Icon
Text
Icon
The nil value
Icon
Summary
5
Chapter 4: Complex Types
Icon
Chapter 4: Complex Types
Icon
Technical requirements
Icon
Introduction
Icon
Collection types
Icon
Arrays
Icon
Slices
Icon
Simple custom types
Icon
Structs
Icon
Summary
6
Part 2: Components
Icon
Part 2: Components
7
Chapter 5: Functions – Reduce, Reuse, and Recycle
Icon
Chapter 5: Functions – Reduce, Reuse, and Recycle
Icon
Technical requirements
Icon
Introduction
Icon
Functions
Icon
The checkNumbers function
Icon
Parameters
Icon
Naked returns
Icon
Closures
Icon
defer
Icon
Separating similar code
Icon
Summary
8
Chapter 6: Don’t Panic! Handle Your Errors
Icon
Chapter 6: Don’t Panic! Handle Your Errors
Icon
Technical requirements
Icon
Introduction
Icon
What are errors?
Icon
Error interface type
Icon
Panic
Icon
Recover
Icon
Summary
9
Chapter 7: Interfaces
Icon
Chapter 7: Interfaces
Icon
Technical requirements
Icon
Introduction
Icon
Interface
Icon
Duck typing
Icon
Polymorphism
Icon
Summary
10
Chapter 8: Generic Algorithm Superpowers
Icon
Chapter 8: Generic Algorithm Superpowers
Icon
Technical requirements
Icon
Introduction
Icon
When to use generics?
Icon
Type parameters
Icon
Type constraints
Icon
Type inference
Icon
When to use generics versus interfaces
Icon
What are some best practices?
Icon
Summary
11
Part 3: Modules
Icon
Part 3: Modules
12
Chapter 9: Using Go Modules to Define a Project
Icon
Chapter 9: Using Go Modules to Define a Project
Icon
Technical requirements
Icon
Introduction
Icon
What is a module?
Icon
How are modules helpful?
Icon
Exercise 09.01 – creating and using your first module
Icon
When should you use external modules, and why?
Icon
Exercise 09.02 – using an external module within our module
Icon
Consuming multiple modules within a project
Icon
Defining multiple modules within a project
Icon
Go workspaces
Icon
Summary
13
Chapter 10: Packages Keep Projects Manageable
Icon
Chapter 10: Packages Keep Projects Manageable
Icon
Technical requirements
Icon
Introduction
Icon
What is a package?
Icon
Exported and unexported code
Icon
The init() function
Icon
Summary
14
Chapter 11: Bug-Busting Debugging Skills
Icon
Chapter 11: Bug-Busting Debugging Skills
Icon
Technical requirements
Icon
Introduction
Icon
Methods for bug-free code
Icon
Basic debugging
Icon
Logging
Icon
Logging fatal errors
Icon
Debugging in live or restricted environments
Icon
Summary
15
Chapter 12: About Time
Icon
Chapter 12: About Time
Icon
Technical requirements
Icon
Introduction
Icon
Making time
Icon
Comparing time
Icon
Duration calculation
Icon
Managing time
Icon
Formatting time
Icon
Summary
16
Part 4: Applications
Icon
Part 4: Applications
17
Chapter 13: Programming from the Command Line
Icon
Chapter 13: Programming from the Command Line
Icon
Technical requirements
Icon
Introduction
Icon
Reading arguments
Icon
Using flags to control behavior
Icon
Streaming large amounts of data in and out of your application
Icon
Exit codes and command line best practices
Icon
Knowing when to stop by watching for interrupts
Icon
Starting other commands from your application
Icon
Terminal UIs
Icon
go install
Icon
Summary
18
Chapter 14: File and Systems
Icon
Chapter 14: File and Systems
Icon
Technical requirements
Icon
Introduction
Icon
Filesystem
Icon
Flags and arguments
Icon
Create and write to files
Icon
CSV
Icon
Embedding
Icon
Summary
19
Chapter 15: SQL and Databases
Icon
Chapter 15: SQL and Databases
Icon
Technical requirements
Icon
Introduction
Icon
Understanding the database
Icon
Database API and drivers
Icon
Connecting to databases
Icon
Creating tables
Icon
Inserting data
Icon
Retrieving data
Icon
Updating existing data
Icon
Deleting data
Icon
Truncating and deleting table
Icon
Adding users with GORM
Icon
Summary
20
Part 5: Building For The Web
Icon
Part 5: Building For The Web
21
Chapter 16: Web Servers
Icon
Chapter 16: Web Servers
Icon
Technical requirements
Icon
Introduction
Icon
How to build a basic server
Icon
HTTP handler
Icon
Simple routing
Icon
Handler versus handler function
Icon
Adding middleware
Icon
Dynamic content
Icon
Templating
Icon
Static resources
Icon
Getting some style
Icon
Getting dynamic
Icon
Embedding external files
Icon
Summary
22
Chapter 17: Using the Go HTTP Client
Icon
Chapter 17: Using the Go HTTP Client
Icon
Technical requirements
Icon
Introduction
Icon
The Go HTTP Client and its uses
Icon
Sending a request to a server
Icon
Structured data
Icon
Sending data to a server
Icon
Summary
23
Part 6: Professional
Icon
Part 6: Professional
24
Chapter 18: Concurrent Work
Icon
Chapter 18: Concurrent Work
Icon
Technical requirements
Icon
Introduction
Icon
Goroutines
Icon
WaitGroup
Icon
Race conditions
Icon
Atomic operations
Icon
Invisible concurrency
Icon
Channels
Icon
The importance of concurrency
Icon
Concurrency patterns
Icon
Buffers
Icon
HTTP servers
Icon
Methods as Goroutines
Icon
Go context package
Icon
Concurrent work with sync.Cond
Icon
The thread-safe map
Icon
Summary
25
Chapter 19: Testing
Icon
Chapter 19: Testing
Icon
Technical requirements
Icon
Introduction
Icon
Unit tests
Icon
Integration tests
Icon
E2E tests
Icon
HTTP testing
Icon
Fuzz testing
Icon
Benchmarks
Icon
Test suites
Icon
Test report
Icon
Code coverage
Icon
Summary
26
Chapter 20: Using Go Tools
Icon
Chapter 20: Using Go Tools
Icon
Technical requirements
Icon
Introduction
Icon
The go build tool
Icon
The go run tool
Icon
The gofmt tool
Icon
The goimports tool
Icon
The go vet tool
Icon
The Go race detector
Icon
The go doc tool
Icon
The go get tool
Icon
Summary
27
Chapter 21: Go in the Cloud
Icon
Chapter 21: Go in the Cloud
Icon
Technical requirements
Icon
Introduction
Icon
Making your app monitorable by systems such as Prometheus
Icon
Enabling deep insights through OpenTelemetry
Icon
Best practices for putting your Go application in a container
Icon
Making your app ready to work with orchestrators such as Kubernetes
Icon
Summary
28
Index
Icon
Index
Icon
Why subscribe?
29
Other Books You May Enjoy
Icon
Other Books You May Enjoy
Icon
Packt is searching for authors like you
Icon
Share Your Thoughts
Icon
Download a free PDF copy of this book

Preface

Welcome to Go Programming - From Beginner to Professional! Here, you will learn everything you need to build modern software utilizing Go. Designed for beginners with no prior programming experience required, it offers a comprehensive approach to understanding and leveraging Go’s power and idiomatic nature.

The best way to learn is by doing. You will do exactly that in this book. Go Programming – From Beginner to Professional will take you on an engaging step-by-step journey to understanding Go starting with the fundamentals. Each chapter includes exciting exercises and activities that you can do at your own pace or jump ahead to. As you continue reading, you will work your way to more advanced topics where you will discover how to harness Go’s efficiency, simplicity, and concurrency to build robust and scalable software solutions. Learning at your own terms and pace, you will build up and reinforce key skills in a way that feels rewarding to you as you grow as a Go developer.

This book will highlight the latest features of Go 1.21 and onward, ensuring you’re up-to-date with the cutting-edge capabilities of this versatile language as you grow your skills. You will build and iterate on your code like a Go Gopher does, learning along the way.

Join in on this exciting adventure as we unlock the full potential of Go and empower you to become a proficient Go developer. Whether you are building web applications, microservices, or tackling general software challenges and want to leverage Go, this book equips you with the knowledge and skills to succeed. Let us dive in and elevate your programming journey with Go.

CONTINUE READING
83
Tech Concepts
36
Programming languages
73
Tech Tools
Icon Unlimited access to the largest independent learning library in tech of over 8,000 expert-authored tech books and videos.
Icon Innovative learning tools, including AI book assistants, code context explainers, and text-to-speech.
Icon 50+ new titles added per month and exclusive early access to books as they are being written.
Go Programming - From Beginner to Professional
Next Section
notes
bookmark Notes and Bookmarks search Search in title playlist Add to playlist download Download options
font-size Font size

Change the font size

margin-width Margin width

Change margin width

day-mode Day/Sepia/Night Modes

Change background colour

Close icon Search
Country selected
Close icon Your notes and bookmarks

Confirmation

Modal Close icon
claim successful
Order Page Read Now

Buy this book with your credits?

Modal Close icon
Are you sure you want to buy this book with one of your credits?
Close
YES, BUY

Submit Your Feedback

Modal Close icon
Modal Close icon
Modal Close icon