All Java programs are compiled into class files that contain bytecodes, the machine language of the Java virtual machine. In this JavaWorld classic, Bill Venners goes under the hood of the JVM to ...

Multithreaded programs often function erratically or produce erroneous values due to the lack of thread synchronization. Synchronization is the act of serializing (or ordering one at a time) thread ...

If you need to control access to certain pieces of data in a class when writing multithreaded applications, see how you can use the volatile keyword to get a similar effect as using the synchronized ...

Java developers have spent decades working with a basic assumption about objects: every object has its own identity. Now, OpenJDK developers are preparing to loosen that rule with JDK 28.