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Explain about Drawing Lines?
Drawing straight lines along with Java is easy. Just call g.drawLine(x1, y1, x2, y2) where (x1, y1) and (x2, y2) are the endpoints of your lines and g is the Graphics object you're drawing along with. This program draws a line diagonally across the applet.import java.applet.*; import java.awt.*;
public class SimpleLine extends Applet {
public void paint(Graphics g) { g.drawLine(0, 0, this.getSize().width, this.getSize().height); }
}Here's the result
Difference between Hash Map and Hash Table? The HashMap class is roughly equivalent to Hashtable, except that it is unsynchronized and allows nulls. (HashMap allows null values
Explain operator precedence in java ? It's probable to combine multiple arithmetic expressions in one statement. For example the subsequent line adds the numbers one by five:
This project is based on the teams example of chapter 1. Instead of teams, you will consider employees working in a department in a company. (Departments and employees are analog
List down the names of two array techniques available in JavaScript. The two techniques thata rae available in java script is: 1. sort( ) [sorts elements within alphabetical
A easy expression language used by a JavaServer Faces UI component tag attributes to bind the associated component to a bean property or to bind the associated component's value to
Question: (a) (i) Describe the purpose of comments when writing programs in Java. (ii) Name the types of comments available and illustrate with simple examples. (b) (i)
Develop a Purchase Order System Project Description: Purchase Order (PO) is one of the first steps in the ordering process of a store. Before, we rely on manual computation t
What is an abstract class? Abstract class must be extended/subclassed (to be useful). It serves as a template. A class that is abstract may not be instantiated (ie. you may not
Online music store that stores information about song, artist, album, customer, playlist. Also all necessary diagrams - use case, uml, erd
write algorithm to perform the following operations on it create,insertion,deletion,for testing overflow and empty conditions.
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