This small inductance-meter is what every beginner in electronics should have to start in electronics. Commercial multimeters all include the ohm-meter function, more rarely that of capacitance meter, ...

tap long press drag swipe (a fast drag or flick) pinch without rotation (two scale factors) or with rotation (one scale and angle) Moving gestures (drags, swipes and pinches) can be constrained to ...

One of the problems with being a graffiti artist is that you have to carry around a different spray can for each color you intend to use. [Sandesh Manik] decided to solve this problem by building ...