Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions. Programmers frequently need to ...

Java provides a way for the programmer to exercise control over memory management by marking certain objects as expendable via reference objects. Should an application’s memory requirements quickly ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

Whereas Java and several other programming languages have a wide and rich range of datatypes and collections types, JavaScript only has a small number of primitive datatypes (Boolean, Number, String, ...

Persistent Java objects simplify the storage and exchange of complex object structures. Poet Software's FastObjects j2 is a pure Java implementation of an object database management system (ODBMS). It ...

Community driven content discussing all aspects of software development from DevOps to design patterns. In this Java serialization example, we will use both the ObjectOutputStream and the ...

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 ...

The Java Platform provides the most commonly used data structures in the form of the Collections Framework, and it provides a rich API to operate on them. In this first article in a two-part series, I ...

Classic programming books continue guiding developers in object-oriented design.Design patterns, refactoring methods, and ...