Crystal Programming

person icon Packt Publishing

Crystal Programming

Crystal Programming


This eBook includes

Formats : PDF (Read Only)

Pages : 356

ISBN : 9781801816311

Language : English

About the Book

Book description

The ultimate guide to Crystal programming covering all its fundamental concepts such as OOP and concurrent programming to help you write readable and safe code and build fast applications

Key Features

  • The book uses an example-based approach for a better demonstration of the underlying concepts
  • Develop a thorough appreciation of the roles of the macro API and annotations
  • Leverage supportive tools – spec, documentation, deployment, and automation

Book Description

Crystal is a programming language with a concise and user-friendly syntax, along with a seamless system and a performant core, reaching C-like speed. This book will help you gain a deep understanding of the fundamental concepts of Crystal and show you how to apply them to create various types of applications.

This book comes packed with step-by-step explanations of essential concepts and practical examples. You'll learn how to use Crystal’s features to create complex and organized projects relying on OOP and its most common design patterns. As you progress, you'll gain a solid understanding of both the basic and advanced features of Crystal. This will enable you to build any application, including command-line interface (CLI) programs and web applications using IOs, concurrency and C bindings, HTTP servers, and the JSON API.

By the end of this programming book, you’ll be equipped with the skills you need to use Crystal programming for building and understanding any application you come across.

What you will learn

  • Explore how Crystal combines the merits of other languages
  • Understand how to leverage existing C libraries without writing any C
  • Focus on zero-cost abstractions with compile-time macros
  • Use an example-based approach to demonstrate language features
  • Develop a variety of Crystal applications, such as web and CLI apps
  • Gain an understanding of the macro API and annotations

Who this book is for

Developers who want to learn Crystal programming or anyone looking to improve their ability to solve real-world problems using the language will find this book helpful. Experience in application development using any other programming language is expected. However, prior knowledge of Crystal is not required.

Crystal Programming

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Author Details

Packt Publishing

Packt Publishing

Founded in 2004 in Birmingham, UK, Packt's mission is to help the world put software to work in new ways, through the delivery of effective learning and information services to IT professionals.

Working towards that vision, we have published over 6,500 books and videos so far, providing IT professionals with the actionable knowledge they need to get the job done - whether that's specific learning on an emerging technology or optimizing key skills in more established tools.

As part of our mission, we have also awarded over $1,000,000 through our Open Source Project Royalty scheme, helping numerous projects become household names along the way.

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