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Say Hello To Offline First Re-Imagining Web Design and Development for the Real World we <3 beyondtellerrand

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Ola Gasidlo - Javascript & Frontend Developer for 10 years - Core Member of Team Hood.ie - Organizer of OpenTechSchool Dortmund twitter@misprintedtype

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The internet turned 25 this year!

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We grew up.

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amount of mobile-only web users is out of reach

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Tell me...

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“WE CAN’T KEEP BUILDING APPS WITH THE DESKTOP MINDSET OF PERMANENT, FAST CONNECTIVITY, WHERE A TEMPORARY DISCONNECTION OR SLOW SERVICE IS REGARDED AS A PROBLEM AND COMMUNICATED AS AN ERROR.”

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...work offline...

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...MANIFEST...

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...MANIFEST… ++ use app offline ++ loading is fast ++ users get the full experience

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...MANIFEST… ... IE8+ / FF 3.5+ / Chrome 4.0+ / Safari 4.0+ / Opera 10.5+ / iPhone 2.0+ / Android 2.0+

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...MANIFEST… AddType text/cache-manifest .appcache

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...MANIFEST… CACHE MANIFEST # 2013-11-13:v3 CACHE index.html NETWORK: * FALLBACK: /online.html /offline.html

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...MANIFEST… http://appcache.rawkes.com/ (generate it!) or read the tutorial: http://www.html5rocks.com/en/tutorials/appcache/beginner/

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offline > error handling

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inform user

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build trust

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http://branch.com/b/redesigning-the-save-symbol-let-s-do-this

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http://branch.com/b/redesigning-the-save-symbol-let-s-do-this

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organize data

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decide

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Do not harm human! (first law of robotic)

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Do not lose data! (first law of offline first)

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http://hood.ie / http://offlinefirst.org/

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hoodie <3 you @misprintedtype / @hoodiehq