In this article, we will look at the uses of this keyword in Java programs along with example Java code. Introduction to this Keyword this keyword in Java is used to refer current object on which a method is invoked. Using such property, we can refer the fields and other methods inside the class […]
In this article we will look at access control in Java. We will learn about four access modifiers: public, protected, default and private along with java code examples. Introduction Access control is a mechanism, an attribute of encapsulation which restricts the access of certain members of a class to specific parts of a program. Access to […]
This article explains about the parameter passing techniques in programming languages in general and how Java handles parameters in methods. Sample code is also provided which demonstrates the parameter passing techniques. Introduction If you have any previous programming experience you might know that most of the popular programming languages support two parameter passing […]
In this article you are going to learn about overloading in Java. You will look at what is overloading? why should we use overloading? along with details and examples on method overloading and constructor overloading. Introduction One of the way through which Java supports polymorphism is overloading. It can be defined as creating […]
In this article we will look at constructors in Java. We will learn what is a constructor, use of a constructor in Java programs, characteristics of a constructor and different types of a constructor. Constructor A constructor is a special method which has the same name as class name and that is used […]