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Basic authentication with Python Flask
For a simple web application in a home automation scenario, basic authentication can be a sufficient solution. Setting up a REST API and a web app with Flask is very easy,
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A low energy open door detector with radio signals and MQTT
This blog post describes how I have set up a door-open detector at home. It uses a small ATtiny85 board that broadcasts a 433 MHz signal every time the door
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A web app for IoT data visualization
As described in some earlier posts, I have a setup at home with IoT devices that publish measurement messages to a Raspberry Pi via MQTT. The RPi stores the data in
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A self-hosted MQTT environment for Internet of Things – Part 3
In the last post in this series, I will add persisting of sensor data to a database. I will also use an additional subscriber as a proxy for sending the
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A self-hosted MQTT environment for Internet of Things – Part 2
In the second post in this series, I will setup two ESP8266 microcontrollers with MQTT publishing through a Raspberry Pi-hosted Mosquitto broker. The idea is that the microcontrollers will send
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A self-hosted MQTT environment for Internet of Things – Part 1
MQTT (MQ Telemetry Protocol) is a lightweight machine-to-machine communication protocol that works on top of TCP/IP and it is very much suited for usage in an Internet-of-Things scenario. MQTT uses the publish-subscribe pattern
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