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PAGE LOAD Andy Hume THE ANATOMY OF A Responsive Day Out, 2013 RESPONSIVE
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Text
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Content-Encoding: gzip Cache-Control: max-age=315360000
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Content-Encoding: gzip Cache-Control: max-age=315360000 OK. NOW WE CAN TALK
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http://www.flickr.com/photos/freefoto/2231356418/ Performance
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page load time PERFORMANCE bandwidth use battery life server capacity fast interface reliability
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page load time PERFORMANCE page load time bandwidth use battery life server capacity fast interface reliability
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Content THREE STAGES Enhancement Leftovers
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Content THREE STAGES Enhancement Leftovers
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Content THREE STAGES Enhancement Leftovers
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Content THREE STAGES Enhancement Leftovers
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Content Enhancement Leftovers
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Content Enhancement Leftovers
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Content Enhancement Leftovers
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Content Enhancement Leftovers
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Content Enhancement Leftovers DOMContentReady event
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Content Enhancement Leftovers DOMContentReady event Load event
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NO. 1 TRADE OFF http://www.flickr.com/photos/funkypancake/477244177/ Trade-off: Script loading
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SCRIPT LOADING var script = document.createElement('script'); script.src = "app.js"; document.head.appendChild(script);
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SCRIPT LOADING
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SCRIPT LOADING appendChild(script) HTML CSS JAVASCRIPT HTML CSS JAVASCRIPT
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DOMContentReady event Load event Content Enhancement Leftovers
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DOMContentReady event Load event Content Enhancement Leftovers
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if (isModernBrowser()) { var s = document.createElement('script'); s.src = "app.js"; document.head.appendChild(script); } CUTTING THE MUSTARD
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DOMContentReady event Load event Content Enhancement Leftovers
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@if(isModernBrowser) { } CUTTING THE MUSTARD
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DOMContentReady event Load event Content Enhancement Leftovers
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DOMContentReady event Load event Content Enhancement Leftovers
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http://www.flickr.com/photos/number10gov/4600963461/ Trade-off: CSS download
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CSS DOWNLOAD
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CSS DOWNLOAD @if(isWideDevice()) { }
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RESPONSIVE SERVER
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RESPONSIVE SERVER Relies on device detection DeviceAtlas, WURFL RESS
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NO. 3 ( 4) TRADE OFF http://www.flickr.com/photos/harikrishnanb/4264996356/ Trade-off: Web fonts
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http://www.flickr.com/photos/spacemanbob/1084139169/ Web fonts
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FONT LOADING Progressive enhancement
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FONT LOADING Progressive enhancement Cuts the mustard
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FONT LOADING Progressive enhancement Cuts the mustard Supports WOFF
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FONT LOADING Progressive enhancement Cuts the mustard Supports WOFF localStorage available
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PRE-RENDER CUT THE MUSTARD? NO FONTS SHOW FONTS NO NO SUPPORT WOFF? FONTS IN STORAGE? NO
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POST-RENDER STORAGE AVAILABLE? NO FONTS SHOW FONTS NO DOWNLOAD FONTS: BASE64 ENCODED IN JSON CACHE FONTS IN STORAGE
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POST-RENDER STORAGE AVAILABLE? NO FONTS SHOW FONTS NO DOWNLOAD FONTS: BASE64 ENCODED IN JSON CACHE FONTS IN STORAGE
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http://www.flickr.com/photos/zigazou76/4412946911/ Trade-off: Images
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RESPONSIVE IMAGES
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Why media queries? THE FUTURE Modules, patterns, systems, components, OOCSS, SMACSS, Standalone Viewport is irrelevant
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Why media queries? THE FUTURE Modules, patterns, systems, components, OOCSS, SMACSS, Standalone Viewport is irrelevant
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RESPONSIVE IMAGES
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RESPONSIVE IMAGES
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No content
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No content
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PERFORMANCE RESPONSIVE
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PERFORMANCE
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Thank-you! http://lanyrd.com/scdtfx @andyhume Creative Commons Licensed Attribution, Non-Commercial, Share Alike cc