The project itself is very simple: getting push notifications via MQTT when a wireless doorbell sounds. But as [Robin Reiter] points out, as the “Hello, world!” program is a time-honored tradition for ...

So you’ve built a central server and filled your house with WiFi-connected nodes all speaking to each other using the MQTT protocol. In short, you’ve got the machine-to-machine side of things entirely ...

Raspberry Pi enthusiasts and those of you looking to learn more about electronics or monitor the weather in your local area might be interested in a new Raspberry Pi powered weather station created by ...