The first thing I'd like to see on a programming language's website is a handful of short examples, like on http://ruby-lang.org. In this case examples are hidden a bit deeper: http://shenlanguage.org/Documentation/Tutorials/Shen-in-15mi...
puts "Hello World!"
But, I guess that's subjective.
Apologies.
Red-black trees http://jng.imagine27.com/articles/2011-06-28-141124_purely_f...
FFT http://jng.imagine27.com/articles/2011-07-06-164206_purely_f...