This article is an extension of the article Hexagonal Binning in which this method of data aggregation is shown. It starts showing how a dataset is represented in scatterplot and concludes showing it with a visual representation using hexagonal bins.
T-slot framing is a technology that is widely used for industrial automation, robotics and machine enclosures for the past 30 years. Lately, these framing systems have been increasingly miniaturized and their purchase cost has dropped significantly.
It is a free software application for creating solid 3D CAD objects and it is available for Windows, Linux and Mac OS X. You can download the last version directly from the official site.
This language is based on only a few basic concepts. These concepts are quite elementary, but thanks to their combination you can generate any type of 3D structure.