Insights

I was playing with force graphs and clusterings and I wanted to give my clusters a nice convex hull background with rounded corners. That is commonly achived with some CSS-Tricks using a thick stroke-width and stroke-linejoin: round. Here I will introduce an alternative technique.

Creating maps with d3 is really simple and it only takes a few lines of code.
d3.js, created by Mike Bostock, is awesome for visualizations and it makes creating beautiful and customized maps as easy as it gets.
This post teases some of the introductory steps I taught in a workshop at FOSSGIS 2015.