32,204 Topics
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| | Hi, I am beginner in programming with java .. I have a silly question and I hope you help me! how to print an integer array contents without leaving new line after each digit because this happens when I use System.out.println.. I am sorry for disturbing you.. |
| | Alright, so i just restarted my computer yesterday and when it opened to the welcome screen (XP PRO w/ SP2) it was all written in a different font (marlett i later figured out) and so it's all symbols and squares and quite the mess. So, naturally, i logged into my … |
 | Hi Everybody, I was wondering if anybody could help me. I want to find the most frequent lettter, and replace it with another letter. It hen want to find the second most common letter and replace it with another letter. It's not working. Could anybody please help?? [CODE]import javax.swing.*; import … |
| | I have this system which I only want to try and borrow books from a library. I have data already in arrays. I need to check that nobody else has a book then add it to the data. I have commented where i think the problem is. i have tried … |
 | If anyone can tell me where I am going wrong with this method, that would be reaallly awesome, because I have no idea how to make hte method work properly. It consists of two methods actually, a driver method for the recursive method, and the recursive method itself: [code] public …  |
| | Hi, I'm working on a simulation that uses a fish in a 1x5 "fish tube" matrix. The fish (this symbol: ">=)" ) moves randomly around the tube and the number of "bumps" against the top, bottom, right, and left sides are counted. What I want to do is this: Turn …  |
 | Yeah for some reason - on my main prog i click a button brings up a little display window to show a few details. But when i move this window. it goes black :S Any ideas? |
| | Hi everybody, I was wondering if it is possible (and if it is, how to do it) to put a JPasswordField into a JOptionPane. Thanks in advanced, C++ |
| | Can someone help me create a rounding routine? I have some mathematical calculations being done in a program that the final result is a double. The only trouble is, is when I want to display it, there are too many digits appearing. I have searched the Sun web site and … |
| | Hi everyone,i really hope you can assist with the following problem that i have been having,how do i add components to JApplets,what are the methods tha i should use for the task? |
| | Hi, I am supposed to write a program for a school assignment that asks the user to enter the amount of coins, and then output the amount in quarters, dimes, nickels, and pennies. That was easy enough, but I found out that I need to use a constuctor to initialize … |
| | My applet is not showing up in a web page, and all of the code is correct... I'll post it and the html code: [Code] // import all need packages import java.awt.*; import javax.swing.*; import java.awt.event.*; import java.applet.*; //extend JFrame for the user interface and actionlistener for events public class … |
| | I am doing a visual traffic simulation project and i have the named problem in my main class.How do you solve it.the problem occurs in the following segment of the program:The roadDesigner,roadNetwork andsimPanel symbols cannot be resolve.(The problem starts at the bolded part of the program) [code] import java.awt.BorderLayout; import … |
| | Hi everyone, I have an easy question but i can't seem to get it right. Bear with me. I have a buffered image where i would like to draw a rectangle around that buffered image. The thing is i need the thickness of the rectangle to be of a certain … |
| | Hey guys, I need your help. I need to write a Java program for a simulation for a lottery. I got so far as I got numbers and everything. But how can i make sure that there is no number going to be there twice? Thanks for your help Julie |
| | HI, I have problem cant open some pop up window as in links. Here's my system: AMD XP 2600 1.94GHz 514 Mb ram window XP professional 2002 SP2 IE ver 6 Some website that I've allowed pop up but not getting all pop ups to be opened. I've tried hold … |
| | Hi: I made a java app. (with 3 windows) and I was wondering if there was a way to close two of the three forms (except one window) without closing the entire application (All 3 windows). Thanx in advanced, C++ |
| | 1. Problem Descriptions: People living in a Pacific island like to play four games. These games are similar to our lottery games. One of the games is play 6 that is to randomly pick 6 different numbers between 1 and 56 including both numbers. The second game is play 5 … |
| | Does anyone know a good tutorial on parsing math equations? I would use google, but I don't know what to search. |
| | im having problems figuring out how to print this array in reverse.I believe it might be a logical issue. I don't want the answer. I'm thinkin my row must be initialized to the matrix.length. can someone give me a few hints as to go about this. public static void printMatrixReverse(int … |
| | Hi everybody, I was making an application that continuosly loads a Java String into a TextField in another program and then hits enter (hits the enter button in the external application) and then reeats the process. Can you tell me how 2 do this? Thanx, C++ |
| | i have no problems linking forms in microsoft visual j++ but linking a form previously created to anything other than a form gives me problems |
| | Hello everyone, I am using HTTP protocol to transfer large amount of data across two machines. And I have found out that some packages will be lost when using the following source codes. I am wondering whether there are anything wrong or potential issues in them. Data request [Code] URLConnection … |
| | hi, i was wondering if anyone could help me out? i have this project in my java class where i need to format an integer to a string with commas (ex:1000000->1,000,000) using recursion. I've tried it for 4 class periods and i just can't figure it out. If you feel … |
| | I am writing a simple statistical calculation program....I was wondering how do I package this so it is an executable from the desktop with an Icon to execute the program..It is written in java..... |
| | I have recently come in touch with the JAVA and I was wondering if somebody can help me with the console window code. Thanks in advance P.S - Also, when typing the code into the JBuilder, where does it go? Does it go straightafter: package XX; Thanks, |
| | can someone explain to me how i can pass the array "test" and the int "total" back to the main by reference. public static void CalculateAverage() throws IOException { int[] test=new int[7]; int count; int total=0; for (count = 0;count < 5; count++) { test[count] = Integer.parseInt(tokenizer.nextToken()); total = test[count] … |
| | Does anyone know how to stop a Java thread? I am not very familiar with Java and am not really sure exactly what I am doing. I have to create the necessary classes to facilitate an indirect blocking and non-blocking communication environment between threads (producers and consumers) using a bounded … |
| | Hi: I'm writing my own programming language and I wanted to be able to save the code. When I compile i get this error message: "cml.java": cannot resolve symbol: constructor cml (int[],int[],java.lang.String)in class cml at line 439, column 13 Here's the code: [CODE]//Cinnamon Machine Language Compiler import javax.swing.*; import javax.swing.event.*; … |
| | Hey guys, I can set the font of a label just fine. However I want to set the font of the text on a button. Alas JButton only takes a string as a parameter for the text on the button. Any ideas what i can do? Thanks for the help … |
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