Marcin Gil's repositories
kotlin-workshop
JetBrains Kotlin Workshop Material
maven-git-commit-id-plugin
A maven plugin which includes build-time git repository information into an java bean (or just plain properties). Make your apps tell you which version exactly they were built from! Priceless in large distributed deployments... :-)
nodemcu-sonar
Using NodeMCU v2 with ESP8266 and HC-SR04 to create a sonar for OpenHab/MQTT to measure coal level in furnace tray