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 ...

A class like Person.java is often a data class that will need to be used in comparisons and possibly hashCode-based collection keys. It is important to create equals (Object) and hashCode () ...

Object-oriented systems are usually partitioned into layers of related responsibilities and only dependencies in one direction are allowed, from higher layers (more specific, less reusable) to lower ...

Java and Java-related technologies continue to be introduced and continue to mature. As Java becomes more enterprise ready, as opposed to application-platform centric, we are seeing the introduction ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

OK folks,<BR><BR>I've been scouring the Web looking for info on optimising the memory usage of Java and have come up with a few items of interest.<BR><BR>Can anyone shed any further light on a the ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Note: The original 1995 white paper on Java’s 7 benefits actually said that “Java is interpreted ...

It's not terribly clean, but you could use indexOf() and check if it returns -1. Better than breaking out a loop.