that data exists — period. Well, we might as well use it for our own benefit then and visualize what we’ve got there. While simply just looking at the map and remembering the places your life ...

Eventually he located the data feed for a tanker ship and wired his dial to display the ship’s speed. He uses a Python script to interface with the Pachube API, which is fed to his Netduino board.

You can apply custom functions to entire columns using apply() and map(), create ... challenging for Excel. Data visualization is one of the biggest reasons for using Python over Excel.