Basic HTML version of Foils prepared October 20 1999

Foil 38 Some Technical and System Comments

From Tango Futures: XML for Portals, Web-based Collaboration and Distance Education Rice University Tango Tutorial -- October 18 1999. by Geoffrey C. Fox


There is a lot of TangoInteractive Software lying around to implement collaboration and so natural to implement customization in Java or JavaScript as an alternative to XSL
  • 15,000 lines JavaScript and a lot more Java
Note JavaScript very fast but phenomenological
  • Undefined thread behaviour etc. makes for experimental programming
  • However there is usually way of getting things to work
Note that on detects events at presentation layer but must share at object layer -- only works if this object- presentation layer connection well defined
XML Content
Pages
Events Trapped
by XML JSSB
define object state
Converted by Browser etc.
Shared Object



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