1.) Default
2.) Repainted after each update

It's kind of confidential. I just hoped someone came across the same issue ;). Actually it's nothing special about the code. It's not multi-threaded, I just add several entries to the list.

Hello guys,

I don't really need a solution, just answer - some Swing insight. So I have a panel, and a list on it. The list is populated with strings. The problem is the following: If I add the...

Hello,

In my application, as a result of P2P communication, I receive a String object, which is the serialized representation of a Hashtable. Can I somehow recover my original object? I've never...

Thanks for the quick reply, however, I don't use sockets explicitly. I've been developing a P2P application using the JXTA platform. I didn't post code, since posting how I read a file's content into...

Well, we are not supposed to do your homework, but here is some code you can use as starting point. So, the code for the recursive input:
void readA(int A[]){
if (nr>0) {
...

Yellow,

From my application - for some reason - I am able to send messages up to only 64k. I've been wondering if it is possible to split an InputStream into partitions of 64k, and then, on client...

Hello,

Can somebody help me out? Well, the problem is the following:
I have a JSF page, and the address bar contains a query string, like "...?author=something&title=something". I also have a...

Hi, I'v been trying to write a simple Java EE app, which deals with car renting. The entity beans and session beans are ready, so I've created a JSP for representation. It contains a single method,...

String s = new String("");
String s1 = new String("");
System.out.println("enter String : ");
Scanner keyboard = new Scanner(System.in);

while(!s.equals("end")){
s =...

well you have a few mistakes.. For ex. ageOf Interest is what? I mean is it a variable (and should be ageOfInterest)? Then, you define twice the variable trainingzone. The second one should be...

Hello,

How can I get a reference to a session? I have a page, which forms a query string, and in another page I would like to display the attributes of it. I don't want to introduce scriplets, so...

I've compiled and run it without problems;
Enter the number corresponding to ... : 1
Please enter the number of ... : 40
Output:
Gross Pay - 365.50
Payable Tax - 58.10
Net Pay - 307.40

Which...

You could try a double variable, like this:


for (float c=0.0;c<2.1;c+=0.02) {
...
}

Inside that for, you compute the values for your function, then you save these...

I'm sure Google will help you out. Try searching for 'Power Set Java'
Why do you take OOP courses (or whatever) if you don't want to learn?

Ok, I see. What is your question? Or your contribution? Well, I tell you, nobody will help you, unless you show some effort. So please, ask (a) question(s).

Try this:
have a variable for each drink (you can have an array as well, if you want) and proceed as follows:
- when a new person comes, increment the person variable
- read their choice
- if...

Well, if you know for sure that the license plate has the format "LLL NNN" (I mean letter by L and number by N), then you can get the integer value like this:

int anIntegerValue =...

Excuse me, are you looking for ideas or complete source code??? For project themes check this out: http://mindprod.com/jgloss/jagg.html. If you want a complete project... then sorry, you won't take...

Files in Java are usually holders of different kinds of data. Reading a text file usually means taking a piece of information out of the file. This piece of information will now be usable by your...

Hi,
I have some project in which I have to deal with similar text files merging. Is there any java package for this task? If no, does anyone know how CVS (or any other version control tool) deals...

I've got some homework to do, but I cannot go through this issue. I want my .aspx page to display my database records, one below another. In order to do this I use a GridView, while the data is...

Hi,

I have a little servlet which does the following:

package Services;

import java.io.*;
import java.net.*;
import javax.servlet.*;
import javax.servlet.http.*;

Hello.
Well, I've been trying to create a a web app, using JSP+JSF technologies. I've completed writing the background classes, and also created a test jsp page:

<html...

Hi guys,

the thing is: suppose that there is an application (assumed that we are using Windows) waiting for some input data. This could be a password, path, search criteria (for example in the...

Suppose you have a variable of type string. Let's apply a string tokenizer on it (contained in java.util if i'm not mistaken), with the SPACE character as delimiter. Let's have for example a variable...

That's because height is an ARRAY but you here need a PRIMITIVE. You can use either a temp variable (as I described earlier), or try this: height[i] = Double.parseDouble(...);

I mean:
double temp = Double.parseDouble(keyIn.readLine());

an then: height[i] = temp;

You should read a value, parse it put in your array and then start over. You cannot have parsedouble[] (actually the correct version is parseDouble(args)). When you read a value, you cannot convert...

Right... If he/she cannot even describe what the problem is...;)

public class User {

protected String userName;
protected String password;
protected String eMail;
private String aString = "I won't be inherited!!!";//It really won't

public...

How do you store the information? (I mean in the memory, in a text file, database?) Different solutions for different approaches... And also, you should post some code, so we can help you without...

Dude, what is this piece of code supposed to do? By the way, first you should take a look on Java syntax. And also, start with 'Hello World' type applications to learn how to write correct, readable...

Here is what I use:
public final class Mail {

public static final void sendMessage(String mailAddress, String text,
String subject) throws Exception
{

Properties myProperties=new...

Ok, here you have two constructors, the first one (Counter()) with no parameters, and the other one: Counter(int initValue). You need constructors in creating objects. Here you could create a Counter...

As far as I can remember, a c header file cannot contain implementation, only functions' signature. You declare your functions and constants in the header file. The implementation is done in that...

Well,
static means (at least in Java, but I think it's the same) that you don't need to create an instance of that class, you can access that method directly: ClassName.methodName([params]).
void...

Thanks a lot, that did the trick...

Hi everyone,

well, my problem would be:There is a database server which contains no databases. So there is nothing to connect to (as it is needed by the DriverManager.getConnection instruction). ...

Use Lex and Yacc (or Bison) to make your life easier.