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 ...

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 ...

Before Java SE 8, anonymous classes were typically used to pass functionality to a method. This practice obfuscated source code, making it harder to understand. Java 8 eliminated this problem by ...

The interface segregation principle (ISP), one of the five SOLID principles of object-oriented design, states that no client should be forced to depend on methods it does not use. When developers ...