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Reactive Programming with Angular and RxJS 7

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Getting Started

Course Overview

The Power of the Reactive Paradigm

Introduction to the Reactive Paradigm

Pillars of Reactive Programming

Using RxJS in Angular and Its Advantages

The Marble Diagram—Our Secret Weapon

Quiz: The Power of the Reactive Paradigm

RxJS 7—The Major Features

About This Chapter Bundle Size and Typing Improvements Understanding the toPromise() Deprecation Highlighting API Consistency Improvements Summary Quiz: RxJS 7—The Major Features

A Walk-Through of the Application

About Our Application

Architecture and Component Overview

Fetching Data as Streams

Introduction to Fetching Data Classic Pattern for Fetching Data Classic Pattern for Managing Unsubscriptions Reactive Pattern for Fetching Data Advantages of the Reactive Pattern Summary Quiz: Fetching Data as Streams

Error Handling

Anatomy of Observables and Error-Handling Patterns Error-Handling Patterns: Replace Strategy Error-Handling Patterns: Rethrow and Retry Strategies Error Handling in Action Summary Quiz: Error Handling

Combining Streams

Introduction to Combining Streams The Imperative Pattern for Filtering Data The Declarative Pattern for Filtering Data Summary Quiz: Combining Streams

Course Assessment

Assessment 1

Transforming Streams

Introduction to Transforming Streams The Imperative Pattern for Autosave The Declarative Pattern for Autosave Useful Higher-Order Mapping Operators Summary Quiz: Transforming Streams Coding Challenge: Implement a Filter Challenge Solution: Implement a Filter

Multicasting Essentials

Multicasting vs. Unicasting Subjects and Multicasting Operators Summary Quiz: Multicasting Essentials

Caching Streams

Introduction to Caching Streams Using the Reactive Pattern to Cache Streams Recommended Pattern to Cache Streams Use Cases of Caching Streams Summary Quiz: Caching Streams Coding Challenge: Formatting Data Challenge Solution: Formatting Data

Sharing Data between Components

Introduction to Sharing Data between Components Reactive Patterns and Other Ways to Share Data Summary Quiz: Sharing Data between Components

Bulk Operations

Introduction to Bulk Operations Reactive Pattern for Bulk Operations Reactive Pattern for Tracking Progress Summary Quiz: Bulk Operations

Processing Real-Time Updates

Introduction to Processing Real-Time Updates Reactive Pattern for Consuming Real-Time Messages Reactive Real-Time Message Consumption Example Reactive Pattern for Handling Reconnection Summary Quiz: Processing Real-Time Updates

Testing RxJS Observables

Subscribe and Assert Pattern Marble-Testing Pattern Testing Streams Using the HTTPClient Module Summary Quiz: Testing RxJS Observables

Course Assessment

Assessment 2

Conclusion

Summary

Review the walkthrough of the application.

In this chapter, we explained the features of the recipe book application as well as
the look and feel of the UI interfaces. We also shed light on the architecture and the components.

The following are some of the key concepts discussed in this chapter:

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