Print-Ready PDFs: RGB to CMYK with Ghostscript
When preparing a PDF for professional printing, color accuracy is critical – especially when working with commercial print...
Connection Error to MQTT broker SSL/TLS
A problem that accompanied me for more than half a year, I spent evenings with error analysis and...
Build your IoT flows with Node-RED
Node-RED is a flow-based development tool for visual programming, originally developed by IBM for wiring together hardware devices, APIs and online services as part of the Internet of Things. Node-RED...