Transcript
HTML5
and the evolution of the
webNoam Kfir, Consultant & Trainer, Sela Group
@NoamKfir | noam@kfir.cc | http://noam.kfir.cc
definitions
• HyperText Markup LanguageHTML
• HyperText Transfer ProtocolHTTP
• text with linkshypertext
• hypertext with multimediahypermedia
• ?standard
• ?web
Sir Timothy John Berners-Lee
OM• Member of the Order of Merit
KBE• Knight Commander of the Most Excellent Order of the British Empire
FRS• Fellow of the Royal Society
FREng• Fellow of the Royal Academy of Engineering
FRSA• Fellow of the Royal Society of Arts
DFBCS• Distinguished Fellow of the British Computer Society
1992 HTML Tags
• The first published description
• Derived from SGML
• Inconsistent terminology– Documents, files, nodes, relative addresses
• Incomplete definition:– “base address”
– no explanations
– “Example sections”
• Already has obsolete tag: <NEXTID 27>
Evolution of HTML
HTML TagsArguments & Lawsuits HTML5
JavaScript evolution
Validation
Dynamic jumble of scripts
jQuery
Frameworks
There is no JavaScript
CSS evolution
style mishmash
cascade
IE6
bootstrap
typography is everything
web evolutionary stages
The World Wide Web is born
Web 2.0: Dynamic, Buzz
Apps
Social
Semantic
Web 1.0
• Information and reference
• Mostly static content
• Limited interactivity
• Primitive browsers
• Few producers, many consumers
Web 2.0
• Web applications
• Dynamic content
• Highly interactive sites
• Advanced browsers
• Everybody is a producer
Web 3.0
• Semantic
• Architecture– Cloud
– REST
– IoT
– Web as a platform
• Data aggregation
• The browser disappears
• Machines consume and then produce
convergence
• languages
• IDEs
• operating systems
• browser vendors
• backbone
HTML5 is a Standard
a BIG standard
Noam Kfir, Consultant & Trainer, Sela Group
@NoamKfir | noam@kfir.cc | http://noam.kfir.cc
Thank you!
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