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Why Java?

Why Java? Java is one of the world’s most important and widely used computer languages, and it has held this distinction for many years. Unlike some other computer languages whose …

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Important Features Of Java Programming Language

Important Features Of Java Programming Language 1) Simple Java is easy to learn and its syntax is quite simple, clean and easy to understand.The confusing and ambiguous concepts of C++ …

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What is Java virtual Machine(JVM)?

What is Java virtual Machine(JVM)? Java Virtual Machine(JVM)  provides runtime environment to execute java byte code. The JVM doesn’t understand Java typo, that’s why you compile your *.java files to …

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My first Java Program

My first Java Program class Hello { public static void main(String[] args) { System.out.println ("Hello World program"); } } class : class keyword is used to declare classes in Java …

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Data Types in Java

Java language has a rich implementation of data types. Data types specify size and the type of values that can be stored in an identifier. In java, data types are …

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Type Casting IN JAVA

Type Casting IN JAVA Assigning a value of one type to a variable of another type is known as Type Casting. Example : int x = 10; byte y = …

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Variables in java

Variables in java Java Programming language defines mainly three kind of variables. Instance variables Static Variables Local Variables 1) Instance variables Instance variables are variables that are declare inside a …

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Concept of Array in Java

An array is a collection of similar data types. Array is a container object that hold values of homogeneous  type. It is also known as static data structure because size of …

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Java Operators

Java provides a rich set of operators enviroment. Java operators can be devided into following categories Arithmetic operators Relation operators Logical operators Bitwise operators Assignment operators Conditional operators Misc operators …

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Command line argument in Java

The command line argument is the argument passed to a program at the time when you run it. To access the command-line argument inside a java program is quite easy, …

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Java Package

Package are used in Java, in-order to avoid name conflicts and to control access of class, interface and enumeration etc. A package can be defined as a group of similar …

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Abstract class in java

If a class contain any abstract method then the class is declared as abstract class. An abstract class is never instantiated. It is used to provide abstraction. Although it does …

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Object and Classes in java

Object and Classes Since Java is an object oriented language, complete java language is build on classes and object. Java is also known as a strong Object oriented programming language(oops). …

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Methods in Java

Method describe behavior of an object. A method is a collection of statements that are group together to perform an operation. Syntax : return-type methodName(parameter-list) { //body of method } …

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