Mutexes and semaphores in .NET. A mutex is used to synchronize access to a protected resource or a “critical section” of code. (A critical section is code that must not be run by multiple ...

First off: This is a class project. I am NOT looking for a complete algorithm to solve my project or any code that solves my problem. I'm looking for a few helpful hints/nudges in the right ...

For over four-and-a-half years, the semaphore code atop Adobe’s headquarters in San Jose had the world’s geek sect stumped. Well, it’s finally been solved care of a high school math teacher ...

SAN JOSE — High above downtown San Jose, Adobe has launched a new semaphore puzzle contest to serve as the tech titan’s latest tricky optical telegraph that challenges people to crack its code.