London Ajax User Group Meetup: Comet Panel

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Slides to accompany the London Ajax Comet Panel: http://www.meetup.com/londonajax/calendar/13682478/

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London Ajax User Group Meetup: Comet Panel

  1. 1. London Ajax User Group July 13, 2010 Wednesday, July 14, 2010
  2. 2. Welcome! • About Us (@dylans) • Moderator, Dylan Schiemann • SitePen, Dojo, Comet Daily, cometD, Persevere, mod_pubsub, Hookbox • Thanks to Skills Matter, JSFiddle, SitePen, Comet Daily, & O'Reilly Wednesday, July 14, 2010
  3. 3. Format • Quick Intro • Panel (Questions at http://bit.ly/aMjyaP) • Prizes • Pub Wednesday, July 14, 2010
  4. 4. Tonight • 18:00 Meet & Greet • 18:20 Intro • 18:30 Panel • 19:55 Prizes & Future Events • 20:00 Pub Wednesday, July 14, 2010
  5. 5. What is Comet? • Techniques for long-lived connections • Low-latency data transmission from the server to the browser or client • Deliver data to the client at any time • Improve speed and scaling over Ajax • Develop event-driven web applications Wednesday, July 14, 2010
  6. 6. What is Comet? • Servers (long-lived connections) • Clients (JavaScript and server-side) • Protocols (Bayeux, CSP, XMPP, etc.) • Transports (long-polling, HTML5 WebSocket, forever-frame, etc.) Wednesday, July 14, 2010
  7. 7. Comet Examples • Quick Example: http://dylan.io/graph.php • Chat • Reporting & Monitoring • Collaboration • Trading Wednesday, July 14, 2010
  8. 8. Panelists • Alessandro Alinone, Lightstreamer • Andrew Betts, Meteor Server • Anthony Catel, APE • Jerod Venema, WebSync • Joe Walker, DWR • Martin Tyler, Liberator • Simone Bordet, cometD-Jetty Wednesday, July 14, 2010
  9. 9. Comet Panel July 13, 2010 Concise questions, witty answers. Wednesday, July 14, 2010
  10. 10. Prizes Wednesday, July 14, 2010
  11. 11. Future Events • August: Server-side JS • September: Microtoolkits • October: Ajax Toolkits Panel • November: Performance • December: no event Wednesday, July 14, 2010
  12. 12. Other Events • Dojo Mobile Weekend (July 31& August 1) • Dojo Workshop (August 10-12) • London Ajax August 10 • JSConf.eu, Berlin, late September • JAOO, early October, Denmark Wednesday, July 14, 2010
  13. 13. Resources • APE http://www.ape-project.org/ • Meteor http://meteorserver.org/ • Caplin Liberator: http:// • Nirvana http://www.my- www.caplin.com/caplin_liberator.php channels.com/products/nirvana.html • cometD-Jetty http://cometd.com/ • Node.js http://nodejs.org/ • DWR http://directwebremoting.org/ • Orbited http://orbited.org • ErlyComet http://code.google.com/p/ • Persevere http://www.persvr.org/ erlycomet/ • Tornado http://github.com/facebook/ • Hookbox http://hookbox.org/ tornado/ • Lightstreamer http:// • WebSync http://frozenmountain.com/ lightstreamer.com/ Wednesday, July 14, 2010
  14. 14. Resources • http://cometdaily.com/ @cometdaily • http://www.meetup.com/londonajax/ calendar/13682478/ • http://skillsmatter.com/ Wednesday, July 14, 2010
  15. 15. Thanks! to the panelists Wednesday, July 14, 2010

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