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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
Ontop of this, step 3 and 5 are a must in learning. And don't think "it's just blinking, lame" think more of "what can I do with this?" Use arduino.cc for reference.
NOTE:
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