51 Program to demonstrate Overriding in Java

Code: class SuperClass { int a,b; SuperClass(int a) { this.a = a; b = 20; } void display() { System.out.println(...

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50 Program to demonstrate Overloading in Java

Code: class Overloading { int a , b ; Overloading() { a = 10; b = 20; } Overloading(int a , int b) { this.a = a...

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49 Program to perform demonstrate final method in Java.

Code: // Final Method import java.io.*; import java.util.*; class FinalMDemo { static int a = 10 , b = 20; // static final vo...

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48 Program to demonstrate Final Keyword in Java

Code: // Final Keyword class FinalDemo { final int a = 100; public static void main( String args[] ) { FinalDemo f = new ...

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47 Program to perform Abstract Class in Java

Code: abstract class AbstractClass { abstract void display(); } class Demo extends AbstractClass { void display() { System...

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46 Program to implement Wrapper class all methods in Java

Code: class Wrap {     public static void main(String args[])     { Integer i = new Integer(10); int b = 123456; // Parse...

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45 Program to add two jagged array in Java

Code: import java.util.*; import java.io.*; class Add { public static void main( String args[] ) throws IOException { Buffere...

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44 Program to use different methods of Vector Class in Java

Code: import java.util.Vector; class VectFun { public static void main( String args[] ) { Vector v = new Vector(); v.addEle...

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42 Where we can use "this" keyword in our Java file?

Code: class Demo { static { } { System.out.println("nsb: " + this.hashCode() );   } Demo() { System.out....

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41 Program to insert different elements in the Vector and display them in Java.

Code: import java.util.vector class Vect { public static void main( String args[] ) { Vector v = new Vector(); int a = 10; ...

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