To maintain its readiness, Walter Reed National Military Medical Center (WRNMMC) will conduct a Code Yellow exercise in April. The goal of the exercise will be to test and evaluate the hospital’s ...

As iOS and Mac become more friendly to amateur programmers, learning to code and build your own apps has never been more tempting. And you don’t need to set foot in an expensive school to do so.

In this article we will reimplement an exercise taken from the best-selling book "The Pragmatic Programmer" written by Andy Hunt and Dave Thomas [1]. In the third chapter "The Basic Tools" the authors ...