struct timeval represents and instant in time with two members, tv_sec (seconds) and tv_usec (microseconds). In this representation, tv_usec is not by itself an absolute time it is a sub second ...
I'm trying to write a simple function in C that would calculate the difference between two moments in nanoseconds. To do this, I thought of using the function gettimeofday, which updates ...
I needed to calculate the time it takes to run a certain function and ran into the following code (source: http://snippets.dzone.com/posts/show/4254 ) with the claim that "...record & output ...