Kent Pitman has always been a good read, for the problems of equality in dynamic languages. The typical Ruby or JS programmer stumbles through the day just "ge

Kent Pitman has always been a good read, for the problems of equality in dynamic languages. The typical Ruby or JS programmer stumbles through the day just "getting by", where it comes to comparing objects. http://www.nhplace.com/kent/PS/EQUAL.html http://www.nhplace.com/kent/PS/EQUAL.html