Build Single Page Apps with Scala and Spray
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Single page web applications (SPAs) have evolved since the 1990s with technologies like applets, Flash, AJAX gaining popularity. SPAs provide benefits like improved performance but also challenges around navigation, search engine optimization, and analytics. Frameworks like Scala and Spray help address these challenges and support features of SPAs including routing, data binding, modularity, and offline capabilities.
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Build Single Page Apps with Scala and Spray
- 1. Single Page Web Applications ! with ! Scala and Spray
- 2. SPA HISTORY
- 4. ’96 – Flash
- 5. ’96 – IFRAME ’99 – XML HTTP AXC ’05 – AJAX ’05 – SPA ’06 – GWT ’07 – SILVERLIGHT
- 6. PROBLEMS
- 8. SEO • GOOGLE PROTOCOL ( _escaped_fragment_ ) • USER AGENTS DuckDuckBot/1.1 facebookexternalhit/1.1
- 10. BENEFITS
- 11. PERFORMANCE
- 13. MAIN CHANGE
- 14. Routing Data Binding Templating Form Handling IoC / DI Async Modularisation Offline Testing MVC / MVVM
- 15. HTML JSONHTTP views model controllers services services domain legacy database
- 17. A E F G H B I J root C D /user/A/D/H
- 18. MODULES • PERSISTENCE • CLUSTERING • HTTP • JAVA
- 20. COMPONENTS SPRAY-ROUTING high-level server-side SPRAY-CLIENT high-level client-side SPRAY-CAN low-level HTTP server- and client-side SPRAY-HTTP ! data model
- 21. API LAYER REST API Application Logic ! ! SOAP action API B J reply action reply request response A E F G H I / D C K request response
- 22. Typesafe Activator ! http://typesafe.com/platform/getstarted