How to replace an (annoying, nearly monochrome) background from image with a transparent one on the fly with pure Java
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How to port a real-time operating system to a new platform in order to get a highly versatile IoT platform
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This article introduces a simple QR Code scanner which is able to publish the scanned code via MQTT
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This article shows hot to create bootstrap labels which are automatically colored.
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How to determine your public IP address via a small script in order to announce it via DynDns from a box within the private network.
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This article shows how to build and set up a 3.5W laser cutter for under 300 $.
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This article shows how to add additional fonts to a custom built NodeMCU firmware which uses the u8g2 display driver
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How to build a custom NodeMCU firmware version for the Wemos Lolin ESP32 and how to display something from LUA
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How to flash GRBL1.1f hex file into an Arduino nono clone
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Bitcoin and other crypto-currencies are a nice way to buy things from the internet. This article explains how to implement cryptocoin payments in your Java based application. ...