DjangoCon 2009 Keynote
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The document appears to be a presentation about web application development trends. It discusses the rising popularity of frameworks like Django, Rails and PHP. It also covers topics like rich internet applications, latency, cloud computing, frameworks like Lift and Webmachine, and how web applications are changing for users, developers and operators. The presentation includes several images and recommends following Ted Leung online for more information.
![-module (web_samples_binding2).
-include ("wf.inc").
-compile(export_all).
-record(mydata, {title, author, description, postback}).
main() -> #template { file="./wwwroot/twocolumn.html", bindings=[
{'Group', learn},
{'Item', samples}
]}.
title() -> "Record-Based Binding".
headline() -> "Record-Based Binding".
right() -> linecount:render().
% Binding data stored in a record.
get_data() -> [
#mydata { title="Title 1", author="Author 1", description="Description 1", postback={data, 1} },
#mydata { title="Title 2", author="Author 2", description="Description 2", postback={data, 2} },
#mydata { title="Title 3", author="Author 3", description="Description 3", postback={data, 3} }
].
get_map() -> #mydata { title=titleLabel@text, author=authorLabel@text, description=descriptionLabel@text, postback=myButton@postback }.
column1() ->
Data = get_data(),
Map = get_map(),
Column1 = [
#h3 { text="Div Binding" },
#bind { id=simpleBinding, data=Data, map=Map, body=[
#hr{},
#label { class=tiny, id=titleLabel },
#label { class=tiny, id=authorLabel },
#label { class=tiny, id=descriptionLabel },
#button { class=tiny, id=myButton, text="Button" }
]}
],
wf:render(Column1).
Thursday, September 10, 2009](https://image.slidesharecdn.com/djangocon2009-090910125034-phpapp02/85/DjangoCon-2009-Keynote-42-320.jpg)
![column2() ->
Data = get_data(),
Map = get_map(),
Column2 = [
#h3 { text="Table Binding" },
#table { class=tiny, rows=[
#tablerow { cells=[
#tableheader { text="Title" },
#tableheader { text="Author" },
#tableheader { text="Description" },
#tableheader { }
]},
#bind { id=tableBinding, data=Data, map=Map, body=#tablerow { cells=[
#tablecell { id=titleLabel },
#tablecell { id=authorLabel },
#tablecell { id=descriptionLabel },
#tablecell { body=#button { id=myButton, text="Button" } }
]}}
]}
],
wf:render(Column2).
event({data, Data}) ->
Message = "Clicked On Data: " ++ wf:to_list(Data),
wf:wire(#alert { text=Message }),
ok;
event(_) -> ok.
Thursday, September 10, 2009](https://image.slidesharecdn.com/djangocon2009-090910125034-phpapp02/85/DjangoCon-2009-Keynote-43-320.jpg)
DjangoCon 2009 Keynote
- 1. Now what? Ted Leung Sun Microsystems ted.leung@sun.com @twleung Thursday, September 10, 2009
- 2. Who is this guy? Thursday, September 10, 2009
- 3. Thank you! Thursday, September 10, 2009
- 5. Thursday, September 10, 2009
- 6. Thursday, September 10, 2009
- 7. Thursday, September 10, 2009
- 8. Django jobs increased 692% Rails jobs increased 117% PHP jobs increased 86% Thursday, September 10, 2009
- 9. Frameworks being used by startups 140 105 70 35 PHP 0 Rails Django http://news.ycombinator.com/item?id=750142 Thursday, September 10, 2009
- 10. Apps Thursday, September 10, 2009
- 11. GeoDjango Thursday, September 10, 2009
- 12. Thursday, September 10, 2009
- 13. 2008 Thursday, September 10, 2009
- 14. Thursday, September 10, 2009
- 15. Thursday, September 10, 2009
- 16. 2009 Thursday, September 10, 2009
- 17. Thursday, September 10, 2009
- 18. Thursday, September 10, 2009
- 19. Thursday, September 10, 2009
- 20. Thursday, September 10, 2009
- 21. Web Apps are Changing Thursday, September 10, 2009
- 22. Thursday, September 10, 2009
- 23. Thursday, September 10, 2009
- 24. Thursday, September 10, 2009
- 25. Thursday, September 10, 2009 http://www.flickr.com/photos/cle0patra/2881365063/
- 26. Users • Richer User Interfaces • More responsive User Interfaces • Real time UI’s • Access on the go • location Thursday, September 10, 2009
- 27. Developers • Rapid development • frameworks • libraries/components • tools • Scalability / latency • real-time • UI Thursday, September 10, 2009
- 28. Operators • Resource planning / allocation • Scaling • Good monitoring • Good analytics / BI Thursday, September 10, 2009
- 29. RIA’s • Flex/Flash • Silverlight • JavaFX • Open Web Thursday, September 10, 2009
- 30. Latency • Jakob Nielsen => 0.1 = responsive UI • c = 186,000 mi/s • 18,600 mi • circumference of the earth = 24,900mi • hmm Thursday, September 10, 2009
- 31. Thursday, September 10, 2009
- 34. Cloud computing • began as deploy / operational play • will impact development • stacks • services • platforms • development in the cloud Thursday, September 10, 2009
- 35. Thursday, September 10, 2009 http://www.flickr.com/photos/st3f4n/3752208591/
- 36. Rails 3 • New Bundler • deployment is not licked yet • Responder • even better REST controllers Thursday, September 10, 2009
- 37. Lift • Security • Comet • AJAX support • JSON forms • http://liftweb.net/ Thursday, September 10, 2009
- 38. Webmachine • optimized for REST / HTTP • the cool REST diagrams • http://bitbucket.org/justin/webmachine/wiki/Home Thursday, September 10, 2009
- 39. Thursday, September 10, 2009
- 40. Nitrogen • Ajax • Comet • http://nitrogenproject.com/ Thursday, September 10, 2009
- 41. Thursday, September 10, 2009
- 42. -module (web_samples_binding2). -include ("wf.inc"). -compile(export_all). -record(mydata, {title, author, description, postback}). main() -> #template { file="./wwwroot/twocolumn.html", bindings=[ {'Group', learn}, {'Item', samples} ]}. title() -> "Record-Based Binding". headline() -> "Record-Based Binding". right() -> linecount:render(). % Binding data stored in a record. get_data() -> [ #mydata { title="Title 1", author="Author 1", description="Description 1", postback={data, 1} }, #mydata { title="Title 2", author="Author 2", description="Description 2", postback={data, 2} }, #mydata { title="Title 3", author="Author 3", description="Description 3", postback={data, 3} } ]. get_map() -> #mydata { title=titleLabel@text, author=authorLabel@text, description=descriptionLabel@text, postback=myButton@postback }. column1() -> Data = get_data(), Map = get_map(), Column1 = [ #h3 { text="Div Binding" }, #bind { id=simpleBinding, data=Data, map=Map, body=[ #hr{}, #label { class=tiny, id=titleLabel }, #label { class=tiny, id=authorLabel }, #label { class=tiny, id=descriptionLabel }, #button { class=tiny, id=myButton, text="Button" } ]} ], wf:render(Column1). Thursday, September 10, 2009
- 43. column2() -> Data = get_data(), Map = get_map(), Column2 = [ #h3 { text="Table Binding" }, #table { class=tiny, rows=[ #tablerow { cells=[ #tableheader { text="Title" }, #tableheader { text="Author" }, #tableheader { text="Description" }, #tableheader { } ]}, #bind { id=tableBinding, data=Data, map=Map, body=#tablerow { cells=[ #tablecell { id=titleLabel }, #tablecell { id=authorLabel }, #tablecell { id=descriptionLabel }, #tablecell { body=#button { id=myButton, text="Button" } } ]}} ]} ], wf:render(Column2). event({data, Data}) -> Message = "Clicked On Data: " ++ wf:to_list(Data), wf:wire(#alert { text=Message }), ok; event(_) -> ok. Thursday, September 10, 2009
- 44. CouchApps • CouchDB has a JS engine in it • Have that engine run / serve apps • Hook that engine up to Bespin • http://github.com/couchapp/couchapp/tree/master Thursday, September 10, 2009
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- 51. Thursday, September 10, 2009
- 53. Thursday, September 10, 2009 http://www.flickr.com/photos/sizima/382652040/
- 54. Thursday, September 10, 2009
- 56. Thursday, September 10, 2009 http://www.flickr.com/photos/steffanyszphotography/2364953056/
- 57. Coordinates • ted.leung@sun.com • @twleung • http://www.sauria.com/blog • http://www.slideshare.net/twleung Thursday, September 10, 2009
- 58. Thanks! Thursday, September 10, 2009