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making an argument null
Let's say I have something like:
Object o;
main{
o = new Object();
makeNull(o);
system.out.println (o == null) // should be... more »
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protected access in Object class
Clear me friends.
Object class is the base class for all classes. Thus the methods with protected access in the object class can be invoked by any... more »
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how to retreive a & as a value from query string
hi,
iam passing a name "sun & moon" in my query string as a parameter.
but when i receive it through request.getParameter iam getting only sun.
rest... more »
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for loop question
im trying to modify this code using a "for" loop to create 'numPlayers' players. That is, if the user types in 3 for 'numPlayers', then it should... more »
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Eclipse vs. NetBeans
Hello guys. This is just an opinion. Which Java IDE should I use. Eclipse or NetBeans. I usually like to develop applications and create GUI... more »
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Köll & Sam Classroom Blog
Hello Dudes and Dudettes!
I am excited to announce I am embarking on a new Journey, JAVA baby. This is a new arena for me, hope I survive and able... more »
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create toolbar
Hi
I want to create a browser toolbar using java. Can anybody give the idea to create my own Toolbar.
Advance thankyou for your... more »
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Arrays
Hi
how do i print array contents my code is as follows
import java.util.*;
public class Question1
{
private intnumbers=new int;
private int... more »
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stapler class help
ok so here is the scoop i need to design a stapler class the addStaples method takes one argument for the number of staples but the stapler should... more »
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Adding 2 Number In Java
HI PPL
I DID A SIMPLE PROGRAM THAT ADD 2 NUMBER BUT I AM HAVING PROBLEM IN ENTER THE NUMBER FROM THE USER
import java.io.*;
public class... more »
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Need help in my code
Hi there, I need some help to correct my code. I would like to create a menu bar with the implementation of OO. So, i think i can edit and change it... more »
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run time exception
hi,
iam getting exception (for duplicate key )displayed when i do ps.executeUpdate(); i ll get this duplicate key exception rarely.
but i... more »
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Disk Reader Error
Hello guys. I started learning about how to read information from disks and things.
I have a some code to start learning about it with. But when... more »
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TagLib file
I have this error.
org.apache.jasper.JasperException: /file.jsp(15,0) No tag "someTagName" defined in tag library imported with prefix... more »
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I need halp with extra credit--I have a bad grade in my CS class.
The task is: Read integer values from the keyboard until the value 99 is entered. Display an error message if it is not equal to 99. When 99 is... more »
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Who can help in my assignment, please?
Hi every body
I have assignment and i don't understand it
If anyone have the solution for this assignment
please help me
I am sure I will find the... more »
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J2ME-File Connection
I am using MIDlet code to connect to a notepad using FileConnection. i have stored the notepad Custmertxt.txt in CFCard folder. i am able to read... more »
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Need Help with implementing an adjacency list representation in java
Here is the EdgeList class
class Graph {
protected int numvertices;
protected int numedges;
protected boolean directed;
protected... more »
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Urgent need help in Hibernate Configuration file
I am getting this error.....
Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory
at... more »
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How to convert List to Set
How can we convert List to Set more »
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elif
Hello guys. I was wondering if you could use a thing in python in java. That is an elif statement. It is saying else if. It will execute a block... more »
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Java API Download
Hello guys. Does anyone know where I can download the Java API. Thanks :-) more »
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Need java code for below problem.
PROBLEM
use Java to write and debug a small application that provide support for managing waiting lists.A waiting list consists of a NAME and an... more »
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Button help now?
Sorry, as i said im a noob.
I have a button group
private ButtonGroup buttonGroup = new ButtonGroup();
buttonGroup.add(squareButton);
... more »
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Constructor Help!
I have a shape SquareEx that extends Shape Square.
public class SquareEx extends Square {
private Color Shadow = Color.RED;
... more »
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