Erlang is a general-purpose concurrent, garbage-collected programming language and runtime system. The sequential subset of Erlang is a functional language, with strict evaluation, single assignment, and dynamic typing. For concurrency it follows the Actor model. It was designed by Ericsson…

QR Codes are 2 dimensional barcodes that are easily scanned using any modern mobile phone. This code will then be converted (called “dequrified”) into a piece of (interactive) text and/or link. For instance, you walk around in the city and…