Transforming your Web Application into a PWA - Why and How?
summary
Shows the concrete checklist to turn a site into a PWA: HTTPS, a linked web app manifest and a registered service worker. Demonstrates code for install prompts and the beforeinstallprompt flow, cache strategies including stale-while-revalidate and cache-first with versioned cache names, cache cleanup, and fetch handlers. Implements push with VAPID public key, subscription saved to a server, showNotification and click handling. Explains tradeoffs, disk/disk-slow device concerns, and when each strategy actually improves offline behavior.
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chapters (7)
- 0:00Start
- 1:37REQUIREMENTS FOR PWAS
- 2:58SERVICE WORKERS Ambassador for your webapp
- 4:22WHAT CAN A PWA DO?
- 8:42CACHING & OFFLINE - NETWORK ONLY
- 9:18CACHING & OFFLINE - CACHE WITH FALLBACK TO NETWORK
- 10:12CACHING & OFFLINE - STALE-WHILE- REVALIDATE
