Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

Digital elevation models contain finely gridded elevation values and can be derived from sources such as satellite data or ...

If you’ve ever been derailed from an on-time departure by a set of lost keys or misplaced wallet, you’ll benefit from a ...