[java] Forum Topics

Please help me! My program does not work 1-I have problem wihte constructors parameters 2-I have problem whit toString methode. User writes(from keyboard): workers name, hourPayment, and time(how many hours he has worked, first week, second week....). The out put is like this: his(name) salary is.....$ for first week his(name) …

hi I will be thankful to anybody tells me how can I convert java/sql code to asp.net/sql2000 code. thanks.

hi, i have to create a solitaire game, i'm having trouble moving cards, if i move one the program will repaint it but will replace the moved card with another one if you try to move another card from a different pile. the code i currently have for this project …

HI I'm very new to java. I have multiple JTextfields(about 11) on my JFrame. They are arranged in 1 column down my Frame. I would like to know how to move from the first JTextfield to the JTextfield of my choice(eg.It must move from 1st JTextfiled to the 5th JTextfield …

I am trying to set up a jsp page which takes input from any form and filters out user input which may pose a security risk. I am using the following function to try to do this: [CODE] <%! private String checkInput(String test){ String bad_input = ""; boolean someBadInput = …

i am trying to have macromedia flash button send a double or a symbol like (+, =, &) to a java program. the java program will save the input on an arraylist. while the flash button sends doubles it simply puts them on the arraylist, but if a symbol comes …

Hi, i am new to java..... i was wondering if someone can hlep me with the code to substitute the use of showInputdialog. currently i am using the following code to recieve Strings, but i do not want to use the java dialog boxes. is it possible to do something …

i am trying to have macromedia flash button send a double or a symbol like (+, =, &) to a java program. the java program will save the input on an arraylist. while the flash button sends doubles it simply puts them on the arraylist, but if a symbol comes …

Hey, I've been programming for sometime now and one thing I've never had to do is any sort of "debugging". I was just wondering if someone could help explain to me the process and the purpose of it. Thanks! :lol:

I need to write a JAVA program that converts an uppercase letter to a lowercase letter ... the method declaration should be public static char upperCasetoLowerCase(char ch) ... I think I am missing something in my thought process. Can anyone help? Here is what I have tried... [code] public static …

i wrote a program to help input User ID's for a system admin can any one check the code to seewhat wrong with it thank you

This is my skeleton of my very basic computing project, which is to create a spelling test displaying twenty questions: [code] // // spell_test.java // spell_test // // Created by chocobo74 on 21/09/2004. // Copyright (c) 2004 __MyCompanyName__. All rights reserved. // A simple Java applet // import java.awt.*; import …

I am doing a program in which there are 8 planes seats the user gets to choose whgich seat they want. I created the GUI buttons and what not (fairly easy), but I wanted to make an array....I'm rambling here, because I can't do this program the way I want. …

Hi! I have a little problem The program is OK, but I can not print out: QUESTION is how can I print out (class Test). I mean How can I write toString()methode.how can I print out "myTable" and the out put must be like this: Audi blue 180 Volvo red …

:sad: Hi all, been trying to code the following program for ages, if anyone can help please do so. Code a java program that will determine the cyclomatic complexity(CC) of any given java source code module held in a text file. The program is to display the CC. Note- CC=Number …

hello everybody i am having a problem is it possible to add list to Window class in awt

any body help me i have a problem is it possible to change the font style , size of the [SIZE=4][COLOR=Indigo]tooltiptext[/COLOR][/SIZE] using AWT or Swings in Java

I have to do a basic program of a calulator(text field at top for display and then all numbers) it does not have to be funtional. I know you can only have one layout manager per container...but I can't get it to work? This is what I have so far..any …

newbie taking java 1 got a question my book seems to be hiding the answer to. my project is to make a smiley face that resizes when the window changes size. my prof. gave told us that size is all relative when creating the face the circle head something along …

i'm write a program that asks for a password then if correct will go into a while loop, but for some reason whenever i execute the code and enter the right pass, nothing happens. heres what i've been working on: [CODE]/* This program will simulate a program that could be …

I need help to declare a method to determine whether an integer is a prime number using the method of public static boolear is Prime(int num) Need to find the first 1000 prime numbers and display every ten prime numbers in a row. If you can help email me at …

Hi, Can anyone tell me how to tweak my code so it will only generate a random number between 0 and the number input by user? Here's the code: [code] import java.util.Random; import java.io.*; public class RandomNumPicker { public static void main(String[] args)throws IOException { BufferedReader stdin = new BufferedReader …

My problem is that I need to make a program that has a JTextArea, a button and a JTextPane in it. The idea is to put in the JTextArea either by typing or by pasting java source code. Then press the button and out would come a colored version of …

I'm trying to compare a string to an ArrayList Object. But no matter how I try to compare it, such as just ==, or .equals(), or .compareTo(), or String.valueOf(ArrayList.get()) with all of the above options, it won't compare correctly, even if they are equal when outputted they aren't equal when …

Hi my program needs to print a text file onto the terminal one line at a time. For example if I type, "java HT head -n 7 blablah.txt" it'll print the first 7 lines and if i type "java HT head -n 3 asdf.txt" itll print the first 3 lines …

A part of my hw is generate a doubly linked list which has the data from an input file ("shopping.in") i am using tokenizer, but however, everytime i try to put the token into the list and print, it gives me a memory place (Dnote@1289321wutever) please help me, this is …

I have written this program and I have gotten the program to run but when I run the program and I try to run the input validation portion it does not go back into the loop. Also when I calculate celsius into farenheit my output comes out to 0. Is …

Hi everyone, I am doing a simple program with some text in the jtextpane and the text inside the jtextpane span to about three standard A4 papers. What i want to do is to only be able print even and odd pages. I am using currently the java printable interface …

Hi, I am looking for some code that will prompt for a number to enter so a random number can be generated from that amount. Example: The program run would look like this: " Please enter the number to pick a random number from: " Let's say we enter 100, …

having trouble getting this match and replace to work, im trying to just find a word and put html bold tags around it on the button click and put that text into a new jtextpane. anyone have any suggestions??? any help would be most appreciative [code] import java.awt.*; import java.awt.event.*; …