On a lot of DataFrame objects, the index will typically be an ascending list of numbers. If I have something with dates, I ...

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 might ...

Python was created in 1991 by programmer Guido van Rossum, who named it for the British comedy series “Monty Python’s Flying Circus.” It was built to be easy to use but also powerful enough for a ...