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 ...

In “Double-Checked Locking: Clever but Broken,” I looked at the double-checked locking (DCL) idiom, which is recommended by a number of Java books and articles as a way to reduce synchronization ...

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 ...