Learning Java in 2025 is still a great decision - it's one of the most widely used programming languages and forms the backbone of many enterprise and Android applications. Java is a high-level, ...

The most significant addition to the Java language since Sun Microsystems rewrote the collections API for Java 5 is the introduction of Java records. Java records address two significant pain points ...

The collections framework was designed to meet several goals. The framework had to be high-performance. The implementations for the fundamental collections (dynamic arrays, linked lists, trees, and ...

Certain principles hold for the use of iterators: In general, you should be able to have multiple traversals in progress at the same time; that is, an iterator should allow for the concept of nested ...

Java Collections Framework provides a set of interfaces and classes to store and manipulate groups of objects. Collections make it easier to work with groups of objects, such as lists, sets, and maps.

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 ...

/** * Instantiate my collections with empty versions using Collections fields. * This will result in javac compiler warnings stating "warning: [unchecked] * unchecked ...