In Java, nested classes are categorized as either static member classes or inner classes. Inner classes are non-static member classes, local classes, or anonymous classes.

Most introductory Java texts take an implementation-centric stab at how to use interfaces and abstract classes. However, few provide a clear design distinction for choosing between these two ...

The author discusses his results of measuring the performance degradation of Java programs while using various data abstraction features of the language.

Sealed classes in Java let developers limit the creation and use of subclasses and preserve the class hierarchy. Here is how sealed classes in Java work.

Guest ColumnThe Data Abstraction Penalty (DAP) Benchmark for Small Objects in Java by Argyn KuketayevData Abstraction Penalty Benchmark for Java. Version 1.0 ...