Build your first production-grade web applications from scratch with Angular with the help of expert guidance and step-by-step explanations。 As Angular continues to reign as one of the top JavaScript frameworks， more developers are seeking out the best way to get started with this extraordinarily flexible and secure framework。 Learning Angular， now in its fourth edition， will show you how you can use it to achieve cross-platform high performance with the latest web techniques， extensive integration with modern web standards， and integrated development environments （IDEs）。 The book is especially useful for those new to Angular to get to grips with the bare bones of the framework needed to start developing Angular apps。 You'll learn how to develop apps by harnessing the power of the Angular command-line interface （CLI）， write unit tests， style your apps by following the Material Design guidelines， and finally， deploy them to a hosting provider。 Updated to Angular 15， this new edition covers lots of new features and practices that address the current frontend web development challenges。 You’ll find a new dedicated chapter on observables and RxJS， more on error handling and debugging in Angular， and new real-life examples。 By the end of this book， you’ll not only be able to create Angular applications with TypeScript from scratch， but also enhance your coding skills with best practices。 This book is for JavaScript and full-stack developers dipping their feet first time in the world of frontend development with Angular， as well as those migrating to the Angular framework to build professional web applications。 You'll need prior exposure JavaScript and a solid foundation in the basics of web programming before you get started with this book。