While drawing things on the canvas and scooting around them is nice, it gets old very fast. Instantaneously, if you’re an end user (unless you’re on a page for looking at things, in which case, no foul). On the other hand, there are far more efficient ways of rendering porn and/or amusing pictures of cats, so I’m going to go ...

In his article Horizontal Reuse: An Alternative to Inheritance Toby Inkster compares how to implement multiple inheritance or mixins in Java, Perl, PHP and Ruby. It’s a very interesting comparison of programming languages features and well worth the read. Toby writes: In class-based object-oriented programming, when there are classes that appear to share some functionality, this is often a time ...