This is a simple project that reads temperature and humidity from a DHT11 sensor and sends it to an MQTT broker. The MQTT broker is running on a Raspberry Pi 3B+. I made this project to gain ...

This is one of those hacks that makes you stop in your tracks and say, “wait, you can do that!?” — before realizing, oh, yes, of course you can do that. With enough computational power, you can do a ...

This project demonstrates how to interface a DHT11 temperature and humidity sensor with an ESP8266. The code reads the temperature and humidity from the sensor and displays the data on the Serial ...

The circumference of a circle is the distance around the shape. The ability to round a number to a number of decimal places or to a number of significant figures means that answers can be written to ...