DjangoCon 2009 Keynote
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Additional text notes on the talk are here: http://www.sauria.com/blog/2009/09/12/djangocon-2009/
Transcript of DjangoCon 2009 Keynote
Now what?Ted Leung
@twleung
Thursday, September 10, 2009
Who is this guy?
Thursday, September 10, 2009
Thank you!
Thursday, September 10, 2009
http://www.flickr.com/photos/jamescalder/1797581548/Thursday, September 10, 2009
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Thursday, September 10, 2009
Django jobs increased 692%Rails jobs increased 117%PHP jobs increased 86%
Thursday, September 10, 2009
0
35
70
105
140
PHPRails
Django
Frameworks being used by startups
http://news.ycombinator.com/item?id=750142Thursday, September 10, 2009
Apps
Thursday, September 10, 2009
GeoDjango
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Thursday, September 10, 2009
2008
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2009
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Web Appsare
Changing
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Thursday, September 10, 2009
http://www.flickr.com
/photos/cle0patra/2881365063/
Thursday, September 10, 2009
Users
• Richer User Interfaces
• More responsive User Interfaces
• Real time UI’s
• Access on the go
• location
Thursday, September 10, 2009
Developers
• Rapid development
• frameworks
• libraries/components
• tools
• Scalability / latency
• real-time
• UI
Thursday, September 10, 2009
Operators
• Resource planning / allocation
• Scaling
• Good monitoring
• Good analytics / BI
Thursday, September 10, 2009
RIA’s
• Flex/Flash
• Silverlight
• JavaFX
• Open Web
Thursday, September 10, 2009
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
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http://www.flickr.com/photos/zykloid/3615237577/Thursday, September 10, 2009
http://www.flickr.com/photos/lleugh/3663693123/Thursday, September 10, 2009
Cloud computing
• began as deploy / operational play
• will impact development
• stacks
• services
• platforms
• development in the cloud
Thursday, September 10, 2009
http://www.flickr.com
/photos/st3f4n/3752208591/
Thursday, September 10, 2009
Rails 3
• New Bundler
• deployment is not licked yet
• Responder
• even better REST controllers
Thursday, September 10, 2009
Lift
• Security
• Comet
• AJAX support
• JSON forms
• http://liftweb.net/
Thursday, September 10, 2009
Webmachine
• optimized for REST / HTTP
• the cool REST diagrams
• http://bitbucket.org/justin/webmachine/wiki/Home
Thursday, September 10, 2009
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Nitrogen
• Ajax
• Comet
• http://nitrogenproject.com/
Thursday, September 10, 2009
Thursday, September 10, 2009
-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
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
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
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http://www.flickr.com/photos/oskay/208844120/Thursday, September 10, 2009
http://www.flickr.com/photos/ericrice/840284432/Thursday, September 10, 2009
http://www.flickr.com/photos/foreversouls/4809950/Thursday, September 10, 2009
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http://www.flickr.com/photos/tidewatermuse/167891626/Thursday, September 10, 2009
http://www.flickr.com
/photos/sizima/382652040/
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http://www.flickr.com/photos/17972620@N00/3181540606/Thursday, September 10, 2009
http://www.flickr.com
/photos/steffanyszphotography/2364953056/
Thursday, September 10, 2009
Coordinates
• @twleung
• http://www.sauria.com/blog
• http://www.slideshare.net/twleung
Thursday, September 10, 2009
Thanks!
Thursday, September 10, 2009
