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Write a program of student Using a Class
Objects of a class are always created on heap using "new" operator followed by constructor
String greet = "Hello" ; // No new operator
String greet2 = new String("Hello");
Members of a class ( member variables and methods also called as instance variables/methods ) are accessed using "." operator. There is no "Æ" operator in java
s.setName("Ali");
sÆsetName("Ali") is incorrect and won't compile in java
Note: Primitives are always passed by value and objects are always passed by reference and in java.
Polymorphism - defines the ability of a single variable of a provided type to be used to reference objects of different types, and automatically call the method that is specific
Describe about Applet Security? The possibility of surfing the Net, wandering across a random page, playing an applet and catching a virus is a fear in which has scared several
Relate in brief - Microsoft vs Java Microsoft hates Java, as a Java program (portable) isn't tied to any particular operating system. If Java is popular, then programs written
Aggregation Composition Aggregation : An association in which one class refers to collection or a another class. This is a part of a who
EJB 2.x is broadly adopted server side component architecture for J2EE. 1. EJB is a remote, distributed multi-tier system and allows protocols like IIOP, JRMP, and HTTP etc.
(Login User Control) Create a UserControl called LoginPasswordUserControl that contains a Label (loginLabel) that displays string "Login:", a TextBox (loginTextBox), where the user
You will be creating a World that consists of ants and doodlebugs. Each time you click the board each bug will do some of the following: move, bread, eat, and starve. Ants will
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what is java program
public class Tester { static void test(int[] a) { int[] b = new int[2]; a = b; System.out.print(b.length); System.out.print(a.length); } public static void main(String[] arg
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