Finally blocks(finally{}) are executed once the try block(try{}) exits. This block executes even after unexpected exceptions(errors) have occurred. Irrespective of the try block, the expression in finally block(finally{}) is always executed. This block(finally{}) is in-built with the capability of recovering lost and preventing the leak of resources. On closing and recovery of a file, the … Read more
Bubble sorting is the most popular sorting technique because it is very simple to understand and implement. The algorithm achieves its name from the fact that with each iteration the largest value moves like a bubble to the top of the array. The bubble sort method is not efficient for large arrays. Bubble Sort Algorithm … Read more
Borders are basically margined around the edges of a Swing component. Borders are useful for providing titles and empty spaces around components. The setBorder() is used to put a border around a component. Borders in JPanel Example import java.awt.*; import javax.swing.*; import javax.swing.border.*; import java.awt.event.*; public class VariousBorders extends JPanel { Border border; JButton butn; … Read more
BorderLayout divides the container into five parts (directions),east,west,north,south,centre. By using this Layout we can place AWT components in each part (different location). BORDER LAYOUT IN JAVA EXAMPLE import java.awt.*; import java.applet.*; public class bordr extends Applet { Button b1,b2,b3,b4,b5; public void init() { b1=new Button(“east”); b1.setBackground(Color.RED); b2=new Button(“west”); b2.setBackground(Color.GREEN); b3=new Button(“south”); b3.setBackground(Color.BLACK); b4=new Button(“north”); b4.setBackground(Color.BLUE); … Read more
In Java Program Structure, the java system may contain numerous classes of which one and only class characterize the main technique. Classes contain information members and techniques that work on the information members from the class. Strategies may contain information sort revelation and executable articulations. To compose a Java program, we first characterize classes and … Read more
Find Largest and Smallest Number in an Array means how to find the largest and smallest numbers in an array. In this example, we use 10 numbers in which we find the smallest and largest value. Program to Find Smallest and Largest in Java Array public class FindLargeSmall { public static void main(String[] args) { … Read more
Awt package is used for components and awt. event package is used for action performed. If we want to select only one option we use checkboxes.CheckboxGroup is a set of checkboxes in which we can select only one option(checkbox) . The checkboxes which are set in CheckboxGroup are called “radio buttons”. AWT Example import java.awt.*; … Read more
Applets are simple Java programs that run in web browsers. The creation of web pages is related to Java Applet. An applet is an Internet-based Java program that can be included in an HTML page. An applet is a Java class defined in JDK’s java. applet package. Addition of Two Numbers using Applet import java.awt.*; … Read more
Animation is defined as a rapid(fast/quick) display of text or images. These images or text have to be created in a specific pattern. When they are displayed rapidly it causes an appearance of movement. Example of animation in Applet import javax. swing.*; import java.awt.*; public class animation1 extends JApplet implements Runnable { JLabel labelanimationn; String … Read more
Java is an object-oriented programming language developed by James Gosling(James A. Gosling a famous software developer, born on May 19, 1955, Canada) at SUN Micro Systems(Since 1984, he has been associated with Sun Micro Systems and developed the Java Programming language in 1991). The language was initially called OAK(named after the OAK trees outside Gosling’s … Read more