In this tutorial, we will learn how to create your own methods with or without return values, invoke a method with or without parameters, and apply method abstraction in the program design.

When we consider a Java program, it can be defined as a collection of objects that communicate via invoking each other's methods. Let us now briefly look into what do class, object, methods, and …

Learn how to play with methods in Java programming. Here are most commonly used examples ?

This method has two variants and returns a new string that is a substring of this string. The substring begins with the character at the specified index and extends to the end of this string or up to …

We have provided numerous practical examples to explain the concepts in simple and easy steps. This tutorial has been prepared and reviewed by experienced Java programmers at Tutorials Point, and …

Once a function is written, it can be called easily, without having to write the same code again and again. Functional Programming revolves around first class functions, pure functions and high order functions.

Often, you will want to cycle through the elements in a collection. For example, you might want to display each element. The easiest way to do this is to employ an iterator, which is an object that implements …

Lambda expressions were introduced in Java 8 and were touted to be the biggest feature of Java 8. Lambda expression facilitates functional programming and simplifies development a lot.

This tutorial is designed for Computer Science graduatates as well as Software Professionals who are willing to learn Functional Programming with Java in simple and easy steps.

The Java String contains () method is used to check whether the current string contains the specified sequence. It returns the Boolean value, which is true if and only if the string contains the sequence of …