A guide to Java Interface’s static and private static method that explains their features, and rules with the help of detailed examples
A complete guide to Java Interfaces and their features to build abstraction, polymorphism, and multiple-inheritance with examples.
A complete guide to Java Abstract Classes, abstract methods, abstract class vs concrete classes, examples including logger abstraction
Examples of using Java Streams API sorted() method to sort different Java Collections in ascending or descending order
Examples of Java Lambda Expression based Comparator implementation to sort collections in ascending or descending order
Learn different techniques of Sorting HashMap by value or by key using Plain Java, Java. Streams API, TreeSet, TreeMap, or ArrayList.