说明：  The way we write web apps is changing—and it will always change. This book attempts to capture a snapshot in time of the HTML5 revolution and covers topics from beginner to advanced. Maybe you’re a novice who’s just starting to learn web application development, or maybe you’re an expert fine-tuning your existing stack. Either way, HTML5 and JavaScript Web Apps will give you a baseline for building advanced client-side web applications. If you’re a developer aiming to write lightning-fast, HTML5-driven applications, as well as to understand how the server interacts with today’s newer client-side concepts and technologies, then this book is for you.include source code