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.

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 ...

This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

Loitering Objects and Java Framework Design By Leonard Slipp February 5, 2001 ONE OF THE key objectives early in the design of Java was to create an environment that eliminated the memory management ...

Excessive object creation can be a huge problem in Java programs. Despite continuing improvements in JVM technology for memory management, the object creation and garbage collection cycle is still ...

Get tips for instantiating JavaScript's prototype-based objects two ways: via constructor functions or object initialization.

Brian C. Dilley covers pitfalls, & strengths of using MongoDB ("a very approachable NoSQL solution"), and introduces MJORM. The MJORM project is an annotation free MongoDB Java ORM library. This ...

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.

The Java compiler uses this specification to ensure that you do not accidentally insert an incompatible object into the collection, thus reducing bugs and improving code readability.