35,618 Topics
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 | 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.*; … |
| | hi. more or less a stupid question, but anyway.. why have a 'finally' statement in java exception handling -why not just clean up in the 'catch' clause?? is it for when an exception cannot be caught?? if not, then 'finally' seems a little redundant to me.. cheers. :eek: |
| | hi, my next button displays next record from the database. But after i save a record, next button don't work. Im not sure but is the next button not working because the resultSet needs to be refreshed after saving a new record? I have created the statement and resultSet in … |
| | it is my first time ever learning a programming language, and I am still very confused about some things. We are using Jbuilder, and I find that I am still getting a lot of errors. i am posting this in hopes that some one can maybre give me some points … |
| | Hi everyone, I have an embedded jcomponent in a jtextpane and i am trying to print the contents of the entire jtextpane to the printer i have. The program does not seem to work but if i use an embedded icon instead of an embedded jcomponent the program works fine … |
| | Hi everyone, I need to ask a very generalised question. I have an embeded image in a textpane and i would like to know how to get hold of that image and store in an image variable when the user uses the mouse and highlights(selects) that particular image. I only … |
| | my ap computer science assignment is basically to do the following: - Front menu gives the options to edit, save, delete, search for books (about 10 books) - In the edit menu, it gives more options to edit book title, author, and date published and save it. -delete menu lists … |
| | :rolleyes: hi guys if there is any 1 out there who could just provide me with some help with java ,im in my final yr of computer science and have got to design a GUI that implements jdbc to creat an online auction system any pointers or help as to … |
| | heres the problem; some one inputs a 4 digit number e.g 1234 I stored it as a string and i have to display it in a messagebox like ----------------------------- the digits are 1 2 3 4 ------------------------------------ How? p.s i know how to do trhe input box and display, but … |
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