This week's dropping temperatures may have you wondering about what the best temperature setting for your thermostat to keep warm with heating costs in mind. Here's what to know about recommended heat ...

According to the Staff Memo taped to the window of the Nurses' Station (above), you aren't going to find the keycode to its door simply written down somewhere in the hospital. This is technically ...

The I2CKeyPad library implements the reading of a 4x4 keypad by means of a PCF8574. Smaller keypads, meaning less columns or rows (4x3) can be read with it too. Since 0.3.2 the library allows a 5x3, ...

It happens each year when the weather turns cold: The coats, hats, sweaters and blankets come out. The lights come on earlier. And the arguments over how high or low to set the thermostat begin. But ...