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LinkedIn Learning

JavaScript: Service Workers

via LinkedIn Learning

Overview

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Learn how to use service workers in your applications. Create faster, more engaging web experiences with features like notifications, background syncing, and offline browsing.

Syllabus

Introduction
  • Implement service workers in JavaScript
  • What you should know
1. A New Citizen for the Web
  • Hello, service workers
  • Abilities
  • What we can do
  • Requirements and compatibility
  • Service workers in action
  • Understand the life cycle
  • See all service worker registrations
  • Understand the scope
  • Learn vocabulary and concepts
2. Work with Service Workers
  • Register a service worker
  • Change the default scope
  • Handle service worker events
  • Debug with Developer Tools in Chrome
  • Debug with other browsers
  • Load external files
  • Work with the registration
  • Update the service worker
  • Manage updates in your code
  • Unregister the service worker
3. Acting as a Network Proxy
  • Capture the fetch event
  • Synthesize a response
  • The Response object in detail
  • The Request object in detail
  • Work with exact routes
  • Work with dynamic routes
  • Clone before reading data
4. Cache Storage
  • Understand the new Cache API
  • Prepare the project
  • Prefetch files on install
  • Visualize your cache
  • Implement a cache-first policy
  • Implement a network-first policy
  • Cache new elements after install
  • Use stale-while-revalidate
  • Deliver alternate content when offline
  • Keep your storage clean
  • Summary of cache strategies
5. Work with APIs in the Service Worker
  • What's available in the service worker
  • Send messages from pages
  • Receive messages in the service worker
  • Broadcast messages to clients
  • Receive messages from the controller
  • Sync data in the background
6. Tips and Tricks for Web Performance
  • Readable streams
  • Navigation preload
  • Defer service worker registration
  • Make your service worker useful quickly
Conclusion
  • Next steps

Taught by

Maximiliano Firtman

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