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Hands-on with Swift Playgrounds for educational robots

What if you could use a single programming environment to learn to code at an early age, then use that same environment to explore programming for robots, IoT, Augmented Reality, and then take those projects into a full-blown programming environment? Apple’s Swift Playgrounds is a free app that aspires to do all of these things. […]

Variable rate time-lapse video using motion detection

As part of a larger project involving timelapse video, I developed a technique that uses motion detection to identify frames for capture, and skips over frames where nothing is happening.

The video on the left implements this technique. You can see how it works, by skipping the stops at the stations in the video. The […]