Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.

Although Arduino's programming language is based on C++, you won't be able to use all of its commands. But, you can still use objects in Arduino's IDE, which are a fundamental aspect of C++.

Arduino CEO Fabio Violante said in a statement that the combination of production-ready IoT hardware and secure, scalable, and easy-to-integrate cloud services will enable disruptive innovation.

If you don’t want to bother with 3D printing the block and messing around with an Arduino, Whalen is selling completed versions on his Etsy store for $50. Considering the custom work being done ...