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You don't need a Raspberry Pi for most 'Pi projects'—here's what you can use instead

Raspberry Pi alternatives that actually outperform the Pi (and cost less) ...
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Build your first ESP8266 sensor project

The ESP8266 microcontroller is a favorite among makers for creating affordable, Wi-Fi-enabled sensor projects. Pairing it with a DHT22 temperature and humidity sensor is one of the easiest ways to get ...