Web 2.0

Lecture notes

First coined in 2005 the expression Web 2.0 is now in common use. Web 2.0 is not a new technology, it is new way of thinking. Although there is no clear definition of what makes a Web 2.0 site, the 2.0 memeset is now reasonably well understood.

• Web 2.0 (web two dot oh)
• An Incomplete Collection of Web 2.0 Websites

Examples

• Simple pop-up widget
• Basic Google map page
• Basic Postcode page from the Post Code Anywhere web service
• AJAX Postcode page
  • AJAX Postcode PHP proxy source code
• AJAX Postcode Google Map mashup using Post Code Anywhere
• Staff Directory AJAX Portal a mashup of codes already covered in notes on web services (ASP.NET) and AJAX (XML)

Resources

• Creative Commons
• Google Maps API You will need a gMail account to register for a Maps key
• Post Code Anywhere You get a limited licence for free
• article: What Is Web 2.0? Design Patterns and Business Models for the Next Generation of Software from Tim O'Reilly
• article: Gartner's Hype Cycle 2008 Gartner Highlights 27 Technologies in the 2008 Hype Cycle for Emerging Technologies
• article: Ontology Development 101 : A Guide to Creating Your First Ontology by Natalya F. Noy and Deborah L. McGuinness, Stanford

Examples worth looking at

• Wikipedia on Web 2.0
• Netvibes
• iGoogle
• eyeOS
• Goowy
• Blogger
• Facebook
• myspace
• Twitter
• TuboDbAdmin now WaveMaker
• Skype
• Zoho
• last.fm
• Flickr
• meebo
• digg
• YouTube
• Yahoo Pipes

. .