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Book Description

If you’ve ever looked at Scala’s type system and thought, “What on earth is going on here?” then ‘The Type Astronaut’s Guide to Shapeless’ is for you. Dave Gurnell takes a playful approach to a seriously complex topicgeneric programming in Scala using the shapeless library. You’ll laugh, you’ll learn, and maybe even shed a tear of joy when your code finally compiles.

Book Overview

This guide isn’t your average dry technical manual. It’s packed with real-world examples and witty commentary that make advanced concepts feel approachable. The book covers shapeless from the ground up, so you don’t need to be a type theory expert. Instead, you’ll get hands-on practice with code samples that actually work. I mean, who doesn’t love working code?

Why Read This Book

Let’s be honestScala can be intimidating. But with this guide, Dave Gurnell makes learning generic programming less scary and way more fun. If you want to write more reusable code or just impress your colleagues at the next team meeting, this book is a must-read. Plus, it’s available in multiple formats so you can read it however you like.

Who This Book Is For

Are you a developer who wants to level up your Scala skills? Maybe you’re curious about functional programming but don’t know where to start. Or perhaps you’ve tried shapeless before but ended up more confused than enlightened. If any of that sounds familiar, grab this book! It’s perfect for curious minds who aren’t afraid to ask, “Wait… how does that work?”

What You Will Learn

• The basics of generic programming in Scala
• How shapeless can simplify your codebase
• Real-world patterns for using shapeless effectively
• Tips for debugging tricky type errors (yes, those!)
• How to write safer and more expressive code
• Hands-on examples that bridge theory and practice

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