Chapter 11 Do I Need an Umbrella Today?
Ingredients
- 1 Arduino
- 1 Arduino USB cable
- 1 LED
- Your computer
- A home wifi network and the password for it
- A web browser
Special items
- Your assembled SparkFun WiFi Shield (ESP8266) from the previous chapter
There’s a ton of information on the Internet—and some of it is even useful! Now that your Arduino is on the ‘net, let’s use it to get good data, such as whether you should take an umbrella with you when you leave the house.
Concepts: Reading Useful Information Online, Using an “API”
Yes, people put online lots of cat videos and pictures of pugtatoes (Google it). But some folks also post useful data online, and they make it extra useful by posting it in a way that’s easy for computers to read. ...
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