documenting the code

A few useful links to source code documentation tools:

doxygen quick tutorial
Kings Tools - a set of useful tools for writing and documenting code (incorporates doxygen). Visual Studio .NET only.
DoxyS - an advanced documentation tool - branched from doxygen

more of them:
here

web API samples

flickr API:
http://www.flickr.com/services/api/
google API:
http://www.google.com/apis/
amazon API:
http://www.amazon.com/gp/brows...5361&
w3c web API:
http://www.w3.org/2006/webapi/

list of web APISs:
http://www.programmableweb.com/apis

english words

tenet - "Anyone insterested in learning UML must be familiar with the underlying tenet of object/oriented problem solving"