DevOps

What 4-20mA actually means (and why your zero is at 4)

The temperature in your database was, at some point, a current in a wire. Not as a metaphor. Actual milliamps through copper. Almost everything your…

Can you trust your sensor data? A developer's guide to the full stack

Every data pipeline in industrial IoT starts the same way: something physical happens, a sensor detects it, and a number appears in your database. T…

I Built a Full Industrial SCADA System That Runs From a Single HTML File

How a single HTML file replaces million-dollar SCADA software After 20+ years in industrial automation — working with PLCs, RTUs, SCADA systems, and…