Chapter 1, page 11 This code is basic but allows the reader to gain insight into key elements for several other projects in this book. It combines two pieces of code that are listed in the examples ...

Dusk-to-dawn light bulbs turn on at dusk and turn off when daylight breaks, detecting the change in light using a photocell ...

Experts say the answer depends on the type of lighting, how long lights are left on, and whether smart systems are in place.

Have you ever noticed the reset button on a power strip or surge protector? It's there to serve the same purpose as a blown ...