A HeatMap chart allows displaying a collection of GPS activities on a map and it is a nice way to visualize GPS data. On-line tools provide this functionality, but I wanted to implement my own, displaying heat maps using data from my own computer, without...| alex-hhh.github.io
I updated the map-widget package to allow map objects to `snip%`'s so it can be inserted into a `pasteboard%` and a side benefit of this work is that maps can now be embedded in the DrRacket REPL -- while this was not why I did these modifications, it doe...| alex-hhh.github.io
A Garmin fitness device can use workouts during a bike or run activity: they are a collection of steps with a duration and intensity (such as heart rate, pace or power). While running or biking, the device keeps track of the duration and will sound an ala...| alex-hhh.github.io