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35 Posted Topics
 | Hello, I am getting Identifier expected and Illegal start of Expression erros in this code: [code] //"Math is our Game" - A math testing program for First through Fourth grade students //Import GUI packages import javax.swing.*; import BreezySwing.*; import java.awt.*; import java.util.Random; //import TurtleGraphics.*; public class Math extends GBFrame { …  |
| | Hello, I have to make a program using heapsort, and am having trouble getting it. I think the problem is with either fixup() or buildheap(). I am having trouble understanding the syntax for both of those methods, the teacher gave us the code for them, but I am having trouble … |
| | Hello, How would I count the number of files in a directory? Thanks!  |
| | Hey, I am trying to make a program that has pictures on the GUI, but am having trouble making the picture show up. Here is the code: [code] import java.awt.*; import java.awt.event.*; import javax.swing.*; /** Quick example showing images (specifically ImageIcons) on JButtons and JLabels @author Sharon Tuttle @version 11-04-08 … |
| | I am just starting to learn sql and have to questions from my homework assignment. The first is this: Write a query which will project the average rental price and number of such videos for videos of Classic movies --- BUT! You must write this without explicitly using the category …  |
| | Hey, I am trying to find a way to limit how many characters a user can enter into a JTextField. Does anyone know how to do this? Thanks!  |
| | Hello, I am having problems with indexOf() and contains() they work if I put letters in the code to test, but I want it to test what the user enters. And that is not working. The user enters a letter into a JTextField, and I am storing that word to … |
| | Hey, So I am having this problem with this code. I think the problem is that shortpath[0].distance is being set to 0, and so never going into the if statement of updatepaths() therefore messing up the whole program. But I don't know why it is being set to 0. Here … |
| | NOTE:This is a correction from my previous post. Hey, So I am having this problem with this code. I think the problem is that shortpath[0].distance is being set to 0, and so never going into the if statement of updatepaths() therefore messing up the whole program. But I don't know … |
| | Hello, this code is throwing and IOException and FileNotFoundException and I am having trouble figuring out why. Where exactly does the song need to go in order for the program to pick it up? Also, is this code for putting the song in the program correct? Thanks! [code] //Hangman a … |
| | Hello, I need to make this program sort the numbers entered with merge sort then print them. I am having trouble calling merge sort and getting it to print. Here is the code: [code] #include <iostream> #include "queueLinkedList.cpp" using namespace std; /*struct Item : Data { int value; Item *next; … |
| | Hello, I am having trouble understanding linked lists. I have to make this program that takes input, stores it to a queue, outputs that input, then sorts it using mergesort and outputs it again. It all works except I'm not sure how to call the mergesort classes. Here is the … |
| | Hello, I am getting 8 8 8 7 7 8 6 7 8 9 as output when I enter 1 2 3 4 5 6 7 8 9 0 into this program. It is supposed to sort the numbers one through 10. I debugged it, and believe the problem is … |
| | Hey, So I got this program all working except some of the output is weird pictures instead of letters. The first time it outputs it works fine, but after that it only partly works. Here's the code: [code] #include "queue.cpp" #include <iostream> #include <fstream> #include <iomanip> /******************************************* * class Priority … |
| | Hello, I have to make this program that has two queue's. It takes input from a file, and each line in the file has a number and character. If the number is a one, the character is stored in the highQueue. If it is a 2-5 it is stored in … |
| | Hey, I am having trouble with the file I/O part of this program. It seems to start at the end of the files contents and not go into the while loop. [code] #include "queue.cpp" #include <iostream> #include <fstream> #include <iomanip> /******************************************* * class Priority * * Takes input from file … |
| | Hey, I am tutoring this kid in java and he has to use TurtleGraphics and BreezySwing, neither of which I have used in a while. I am having trouble figuring out some of his problems. I will post both his code and how I altered his code. I am wondering … |
| | Hey, I need to download the TurtleGraphics package but am having trouble findng a place to dwnload it from, I tried a couple of places but they did not work. Do you know of a good website to get it off of? Thanks!  |
| | Hello, I have two windows 2000 computers I am having trouble connecting to the internet. The first is a dell laptop. It has an ethernet port, but when I plug the cord into it no light turns on and the computer does not pick it up. Also when looking at …  |
| | The program is all working now, but I'm worried because on the last linked lists assignment I got a C because I did not do the link correctly. My prof said that I did not create the links up correctly just used a stack to get descending in the last … |
| | Hey, This is the same code as my other forum for those of you who were helping me there. It is all working now, but when I go to call return_value from applicant.cpp(it has to be .cpp not .h because thats how the prof made it) Its coming up with …  |
| | Hey, I am having problems with this code, I think it is not linking up the whole file, because when I run it it only says "hi" 3 times. And also it keeps crashing because of best[i] = point->item->return_value(); [code] #include "applicant.cpp" #include <iostream> #include <fstream> #include <iomanip> using namespace … |
| | I'm having trouble making this program with linked lists work. Where I am having a problem is in printarea() [code] //**************************************************************** // This program tests creating dynamic linked list of // several Dynamic (descendents) // It uses: shape1.h header file // Filename: prtshape.cpp //**************************************************************** #include <iomanip> #include <iostream> #include "shape1.h" … |
| | This program is all working except when a user chooses the same file as before it needs to show both orders in the file but it is only showing the latest one. [code] import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.io.*; /** * Program that allows user to select a … |
| | Hello, I had to make this program and it is all working except it is not writting to the file. Can you help me out? Here is the code: [code] import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.io.*; /** * Program that allows user to select a meal. * Includes … |
| | I have this program all working, except in how the text looks in the file. The text is supposed to be all on different lines, but its all on the same. Here's the code: [code] import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.io.*; /* * class LogOrder * Allows user … |
| | I have to write two programs, one writes to file based on what the user selects. The other reads the file, and outputs what the user selects. And I'm really not sue if I'm doing this right. Here is what I have for writting to the file: [code]import javax.swing.*; import … |
| | I have to make a program where I take a file that contains users order information(the file is from another program I had to make), and then tests it and outputs how many of what it orders. I cant seem to get it to work, its running but then at … |
| | First, in your first while() loop while ( p !=0 && 1 <= p <= 2000) You have to restate p every time so it should look like while(p != 0 && 1 <= p && p <= 2000) |
| | is the error on f(wheels[0].isSelcted)? |
| | Hello, I'm having trouble with this program. What I have to do is open a file(in this case link.dat) and then the user chooses what they want to do, take something out of it, add somethng to it, print it. It opens the file fine, but then I cant get … |
| | How do you to take user input for red, green and blue(a number between 0 and 255) and make the background of the center JPanel that color. Heres the code on what ive done so far: [code] import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.border.*; /** * Write a description … |
| | I need to print the contents of an array backwards, but every time I try it just prints a a smiley face, or something like that. Here's the code, it isin three files: [code] main file: #include <iostream> #include "testArray.cpp" using namespace std; int main() { testArray test; char ch; … |
| | Hello, I need to test an array of chars to see if they are numbers. I am trying isdigit() but that is not working. Does anyone know how I can do this? Here is the code, it is in three seperate files. I try to test the char in the … |
| | I'm getting this error: term does not evaluate to a function taking 1 arguments on the bolded and underlined parts of this code. I know this code isnt that great...has some extra stuff it doesnt need, but I'm working on that. This is pretty much the first program I've made … |
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