K-tree is a tree structured clustering algorithm. It is also refered to as a Tree Structured Vector Quantizer (TSVQ). The goal of cluster analysis is to group objects based on similarity. Each object in a K-tree is represented by an n-dimensional vector. All vectors in the tree must have the same number of dimensions.

If there is one thing about testing in Perl which bugs me, it's that most testing in Perl is what cgi-lib.pl is to Plack. The following is mostly a rant and I'm also guilty of many of these sins.

Arrived at the hotel. The view from the balcony is acceptable. (at Dolce Frégate Provence)

Who needs a bar with a view when you’ve got a bar with a diorama? At Ginza Panorama, you can sip cocktails while gazing at an N scale model train wending its way around a miniature Shibuya, complete with 109 department store.

Halloween is rapidly approaching, which means it's time for scary movie marathons. And while watching "Friday the 13th" for the 137th time never fails to entertain, maybe it's time to check out a seriously terrifying movie that you probably have never even heard of. Add each of the following movies to your list. We guarantee they'll entertain, terrify, and disturb you.

Full Screen Mario is a fully HTML5 remake of the original Super Mario Brothers. You can play the original levels, play through some of literally millions of possible random maps, or create your own using the level editor. This whole project is open source and free - if you would like to use the code, check out the Github.

What is repl.it? § It is an online environment for interactively exploring programming languages. The name comes from the read-eval-print loop, the interactive toplevel used by languages like Lisp and Python.

Reflections.

at Krogen Stora Gungan, Skansen

In this article I'll explain how to set up a Perl Dancer based web site on a Digital Ocean droplet.