Sometimes I have to write stuff so I won’t forget how to do it. This is one of those times. In my recent post on the angular size of a soccer goal, I created a contour plot. Despite what you ...

Everyone loves graphs. When I need to make a plot with some data or a calculation, I almost always use python with matplotlib. It works quite well and produces non-ugly graphs. Most of the stuff ...

The humorous plots in his xkcd webcomic are one of the favorite parts for many readers. Their distinctive, Tufteian style delivers the information – in this case, a punch line – without ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Databot is an experimental alternative to querychat that works with R or Python. And it’s now available as an add-on for the ...