I'm trying to templatize a class, based on a list of values. The list can't be another class - template parameters need to be compile-time constants. So that leaves arrays as the option.My current ...

What is the advantage of using zero-length arrays in C? This question was originally answered on Quora by Robert Love.

Clearly, the use of directional receivers would be very advantageous in many applications, but an essential condition is that the beam-width must be constant over the appropriate range of frequencies.