Reference objects aren't just useful when memory is at a premium; they can also be used to provide slick caching abilities to any application.

Java stores object values in heap memory; references to the value are stored in the stack. Another way to create strings is to use the new keyword, as in the following example. String s1 = new String( ...

Although Java lacks a true sizeof () equivalent, the Instrumentation interface introduced with J2SE5 can be used to get an estimate of the size of a particular object via its getObjectSize (Object ...

The Java Function interface is quite simple. It takes a single Java object as an argument, and returns a single Java object when the method concludes. Any method you can conjure up takes an object and ...

In order to add such a feature, you need to understand how Java controls data. Developers use variables in Java to hold data, with all variables having a data type and a name.