GoLang :Simulation of QPSK SER in AWGN Channel

on Tuesday, January 1
The new (atleast to me) programming language Go. The philosophy behind the change and need for the new notations and the language writing itself impressed me. I am a long time C,C++ user. The website has few sample programs to run online itself (Check the Tour).

Wanted to test out a simple code within my domain. And what else could be simplest code for a wireless system modelling - A BER performance of QPSK modulated symbols in AWGN channel. Here goes the code.