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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The Java Iterator is an all-purpose interface that simplifies looping through a collection of objects. Java's ListIterator provides all the functionality of the Iterator interface, with four ...

Newcomers to the Java language often experience confusion. Their bafflement is largely due to Java’s palette of exotic language features, such as generics and lambdas. However, even simpler features ...

本文作者记录了一次代码中的踩坑经历，一行很简单的代码在不同的场景下可能也暗藏玄机，希望大家看完都有所收获。 首先请大家花点时间阅读以下的代码块，看看代码是否存在问题或者隐患。 PostTask.java 如果你已经发现了所有的问题和隐患，那么恭喜你 ...

If you’ve read my Java 101 tutorial introducing static classes and inner classes, you should be familiar with the basics of working with nested classes in Java code. In this Java tip, you’ll learn ...

This module presents the object-oriented approach to building large software systems from components in the Java Programming Language. It assumes prior knowledge of imperative programming. Large scale ...