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Angular Projects

You're reading from   Angular Projects Build modern web apps by exploring Angular 12 with 10 different projects and cutting-edge technologies

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Product type Paperback
Published in Jul 2021
Publisher Packt
ISBN-13 9781800205260
Length 344 pages
Edition 2nd Edition
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Author (1):
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Aristeidis Bampakos Aristeidis Bampakos
Author Profile Icon Aristeidis Bampakos
Aristeidis Bampakos
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Table of Contents (12) Chapters Close

Preface 1. Chapter 1: Creating Your First Web Application in Angular 2. Chapter 2: Building an SPA Application with Scully and Angular Router FREE CHAPTER 3. Chapter 3: Building an Issue Tracking System using Reactive Forms 4. Chapter 4: Building a PWA Weather Application Using Angular Service Worker 5. Chapter 5: Building a WYSIWYG Editor for the Desktop using Electron 6. Chapter 6: Building a Mobile Photo Geotagging Application Using Capacitor and 3D Maps 7. Chapter 7: Building an SSR Application for a GitHub Portfolio Using Angular 8. Chapter 8: Building an Enterprise Portal Using Nx Monorepo Tools and NgRx 9. Chapter 9: Building a Component UI Library Using Angular CLI and Angular CDK 10. Chapter 10: Customizing Angular CLI Commands Using Schematics 11. Other Books You May Enjoy

Enabling offline mode with the service worker

Users from anywhere can now access our Angular application to get weather information for any city they are interested in. When we say anywhere, we mean any network type such as broadband, cellular (3G/4G/5G), and Wi-Fi. Consider the case where a user is in a place with low coverage or frequent network outages. How is our application going to behave? Let's find out by conducting an experiment:

  1. Run the Angular application using the serve command of the Angular CLI:
    ng serve
  2. Open your favorite browser and navigate to http://localhost:4200, which is the default address and port number for an Angular CLI project. You should see the input field for entering the name of the city:
    Figure 4.2 – Entering the name of a city

    Figure 4.2 – Entering the name of a city

  3. Open the developer tools of your browser and navigate to the Network tab. Set the value of the Throttling dropdown to Offline:
    Figure 4.3 – Offline network mode

    Figure 4.3 – Offline network mode

  4. Try to refresh your browser....
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