"Intro to Progressive Web Apps"
summary
Shows how to enable an web app manifest, register a service worker, and push a web notification; demonstrates using the service worker to serve different image sizes based on navigator.connection and to cache assets for offline fallbacks. Gives concrete warnings: a misconfigured service worker can force users to download tens of megabytes of unminified files and cache stale assets. Cites a success metric: Pinterest’s rewrite reaches 800,000 users after optimization.
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chapters (14)
- 0:00Introduction to Progressive Web Apps
- 1:03Native apps at Comcast
- 3:53Why choose native apps
- 6:21What makes a Progressive Web App
- 10:37PWA manifest requirements
- 12:02Service workers and caching
- 14:31Offline mode and network
- 17:44Background sync and indexedDB
- 19:07Service worker best practices
- 20:10WordPress PWA plugins
- 20:52How push notifications work
- 23:20PWA vs native guide
- 24:24PWA success stories
- 25:06PWA tools and future
