From the post:
d3js is a JavaScript library for manipulating documents based on data. The library enables stunning client-side visualization inside the webbrowser.
Commonly in science-related websites (and possibly many others), users need to save the generated visualization in vectorized format (e.g. PDF), to be able to incorporate the graphics in presentation or publications.
This website demonstate one possible method of saving d3js graphics to PDF.
See below for more technical details.
I can’t imagine anyone wanting a static image of a topic map but you never know. 😉
I first saw this in a tweet by Christophe Viau.