Most Java developers who come from a C/C++ background have probably at one time wished for a Java equivalent of sizeof(). Although Java lacks a true sizeof() equivalent, the Instrumentation interface ...

There is some overlap -- but they're fundamentally different. Java instrumentation will track each and every instance of a given metric. This can create performance issues. Java sampling involves ...

Core Java Tech Tips co-author John Zukowski has been playing with Java for well over 12 years now, having abandoned his C and X-Windows mindset long ago. With 10 books out on topics from Swing to ...