In this tutorial, we will learn about the static keyword, and static variable in Java with the help of examples. Generally, when we create a class in Java, we don’t know anything about its members until we create an object…
In this tutorial, we will learn about the instance initialization block (IIB) in Java with the help of examples. Before understanding it, let us first understand what a block is in Java. A block in Java is a set of…
In this tutorial, we will learn about all non-access modifiers available in Java. We know that access modifiers such as private, default, protected, and public restrict the visibility (accessibility) of classes, fields, methods, or constructors in Java. These access modifiers…
A main method in Java is an entry point to start the execution of a program. Every Java application has at least one class and at least one main method. Normally, an application consists of many classes and only one…
A constructor that is used to copy the data of one object into another object of the same class type is called copy constructor in Java. In simple words, a copy constructor creates a new object by copying the values…
In this tutorial, we will learn about access modifiers in Java with the help of examples. Before understanding access modifiers, let us first understand what a modifier is in Java. A modifier in Java is a keyword that we add…
Constructor chaining in Java is a technique of calling one constructor from within another within the same class or between a parent and child class. This technique helps reuse code and reduce redundancy when initializing objects in different ways. Java…
This String tutorial is designed for beginners and professional who want to learn string in Java programming. In each string tutorial, we have covered the best explanation of string topics with various example programs and related diagrams. We have also…
Errors in Java occur when a programmer violates the rules of Java programming language. It might be due to programmer’s typing mistakes while developing a program. It may produce incorrect output or may terminate the execution of the program abnormally.…
