Joe Petviashvili

Multiple dispatch – the selection of a function to be invoked based on the dynamic type of two or more arguments – is a solution to several classical problems in object-oriented programming. Open multi-methods generalize multiple dispatch towards open-class extensions, more...

“Write a Named Point class with three members: two floating point values for the coordinates on an X-Y plane, and a name represented as a 'char *'.” -- what could go wrong?

A small C++ framework that lets you hopefully think about the algorithm and not how to fit the database in your memory. For more information about the netflix prize visit: http://www.netflixprize.com/