Have you ever wondered why the java.util.Collections class includes various “empty” class methods, which return immutable empty collections and immutable empty iterators? This post answers this ...
When Java was born, the only data structure support built into the core libraries involved arrays, vectors (essentially dynamically-sized arrays), and hash tables (for key-value pairs). Support for ...
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 ...
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