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Reactive Patterns with RxJS and Angular Signals

You're reading from   Reactive Patterns with RxJS and Angular Signals Elevate your Angular 18 applications with RxJS Observables, subjects, operators, and Angular Signals

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Product type Paperback
Published in Jul 2024
Publisher Packt
ISBN-13 9781835087701
Length 254 pages
Edition 2nd Edition
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Author (1):
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Lamis Chebbi Lamis Chebbi
Author Profile Icon Lamis Chebbi
Lamis Chebbi
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Table of Contents (21) Chapters Close

Preface 1. Part 1:An Introduction to the Reactive World
2. Chapter 1: Diving into the Reactive Paradigm FREE CHAPTER 3. Chapter 2: Walking through Our Application 4. Part 2: A Trip into Reactive Patterns
5. Chapter 3: Fetching Data as Streams 6. Chapter 4: Handling Errors Reactively 7. Chapter 5: Combining Streams 8. Chapter 6: Transforming Streams 9. Chapter 7: Sharing Data between Angular Components 10. Part 3: The Power of Angular Signals
11. Chapter 8: Mastering Reactivity with Angular Signals 12. Part 4: Multicasting Adventures
13. Chapter 9: Demystifying Multicasting 14. Chapter 10: Boosting Performance with Reactive Caching 15. Chapter 11: Performing Bulk Operations 16. Chapter 12: Processing Real-Time Updates 17. Part 5: Final Touches
18. Chapter 13: Testing RxJS Observables 19. Index 20. Other Books You May Enjoy

Handling Errors Reactively

Errors in programming happen all the time, and RxJS is no exception. Handling those errors is a crucial part of every application. As I always say to my students in every training session, implementing a process that only covers happy cases determines the failure of your application. However, in RxJS, there are a lot of error handling strategies that you need to learn in order to handle errors efficiently.

We will start by explaining the contract of the Observable in RxJS, which is crucial to understanding what comes after. Then, we will learn the different error handling patterns and the operators provided by RxJS for that purpose. Next, we will shed light on the different error handling strategies and the use case of every strategy. Finally, we will practice one of the error handling strategies in our recipe app.

In this chapter, we’re going to cover the following main topics:

  • Understanding the anatomy of an Observable contract
  • ...
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