If you miss the days when you used Basic on your classic computer or wrote embedded software with a Basic Stamp, then maybe dust off your Arduino UNO or any similar AVR board and try nanoBASIC_UNO ...
Default value for maximum measurement distance is 4m, since HC-SR04 sensor can't measure reliably beyond that. However, if you are using another sensor or if you you don't care about distances larger ...
LED light wands, or light sticks, provide an effective (and relatively affordable) alternative to a photographer’s flashgun or a videomaker’s stand-mounted lamp. You don’t need to sync a light wand ...