Basically, NFC tags are little stickers, about the size of a quarter, with an itty bitty microchip on it. Mine are black, but you can get them in other colors, too. You can program any action to happen as soon as you tap your phone to the sticker. You can turn on and off lights...
Showing how Micro Focus Managed COBOL can call F#, and some tips on mixing imperative and functional languages the easy way. F# .NET Dev Architect Incremental construction of DFA in F# 3 Aug 2016 by Vyacheslav Chernykh F#-implementation of algorithm for incremental construction of minimal determ...