Software Development Forum

the program asks the user to input the number of users who wants to play. i couldn't get the result of players.length individually. each players result should be number of correct answers from the number of questions asked. please help!. [CODE]import java.text.DecimalFormat; import java.util.Random; import javax.swing.*; public class coll { …

G'day, I've got rather a simple problem to deal with though i'm personally having some trouble. I've recently fixed up some of my database queries so that i use a view to get the data that i need. My view gets the following info: [LIST] [*]Attraction Name [*]Package ID [*]Package …

code [code] import java.awt.*; import javax.swing.*; import java.awt.geom.*; public class QuestionA extends JApplet { public void init() { PanelLukis panel = new PanelLukis(this); getContentPane().add(panel); } } class PanelLukis extends JPanel { private int x_axis, y_axis; private int squareWidth, squareHeight; private int x, y, coordinateX, coordinateY, squareNo; JApplet app; public PanelLukis(JApplet …

Hi, I am currently programming using c++ language and want to take advantage of some very useful wolfram mathematica functions : By that, i mean sending external datas or using symbolic calculus, applying required functions, and taking the result back in an array of my c++ program for example; I …

I couldn't understand what (ASCII Code) is.Thanks

Hi, how can i save the text from a file in a 2d array? For example the file will be like: ebjevjhb tgbvtrjk trjgbj tgrrktgtr kgtrl tkltrg t feg ergfern gn sdcx xssw And i want to save this in a char 2d array like: char str[3][100] so str[0]="ebjevjhb tgbvtrjk …

Hello. This is my first post, and I am fairly new to C. I am writing a socket program and I am getting a segmentation fault upon runtime. My program compiles fine. I'm pretty sure it is due to my implementation of my data structure. My struct looks something like …

does anyone know whats wrong with my function? [CODE] void quarter(detailstype info[]) { int i,j; for(i=1; i<4; i++) { printf("for month: %d", info[i].month); for(j=1; j<emp; j++) { info[i].qt1=info[j].sal_amount+info[i].qt1; } printf("%f", info[i].qt1); } }[/CODE] it is giving me this error: error C2111: pointer addition requires integral operand

Hi Guys, New to C# and I am struggling with storing a selected item from the array of comboboxes created at the runtime. Can you please help me [U]write the command within the [/U][U]button_Click event [/U]so that it calculates the sum of all selected items from the comboboxes created at …

i have an assignment due for my c++ class where we have to input from the keyboard the quantity and input from the keyboard the stock price. so that it outputs as: Stock Item Quantity Unit Price Total Value ---------------------------------------------- Television 5 368.00 1840.00 Video Recorder 8 268.00 2144.00 Camera …

I've added a small function in the Resources.Designer.cs and it working great, the problem is that when I add or remove something from the Resources.resx this function always get removed, is there any indicator I could put or anyway to bypass this? Thank you!

hi, i have a rich text box in my application and a save button.Can anyone tell me how to send that text from rich text box to database .Thanks

Hello there, i've been searching the web and a few books for the last days with this (simple?) problem and only ended up fairly confused. the scenario: me and my friends are learning python while/by writing a little game together. My current problem is conserning getting the items (from classes) …

Can someone please help me in creating an array, I've got a DataTable with 270months columns so I've used a forloop for that. My array has to be the same as C158_Calc but only for 73months. At the moment the array is returnig each element as 0. C158_Calc values are …

I would like to automatically call a base class method for a class that inherits from the base class. From the extent of my limited knowledge, I know I can do this using base.Method(). [CODE] public abstract class Foo { private int a; private float b; public virtual void Init() …

Hello everyone, I am trying to build this simple chat program that consist of two classes. One is Server class and the other one is Clint class, but I have this problem with it. It does send and receive strings, but after the the second received string it does stop. …

Gday all, I am studying/part time teaching C++ in an australian technical college. I have been asked to write a problem and solution for a class of young students. This is what i have so far: The header file 'DIGI_O.OBJ' contains functions 'void setup(void), 'int Ain(void)' and 'void Bout(int)'. The …

can anyone tell me why the timer doesn't work in my code? The game runs good but there is no timer? [CODE]//---------------- includes ---------------- #include "global.h" #include "SDL.h" #include <string> #include <cstdlib> #include <windows.h> #include <mmsystem.h> #include <stdlib.h> #include <stdio.h> #include <time.h> #include <conio.h> #pragma comment(lib, "winmm.lib") using namespace std; …

Dear friends i just need a web link or an ebook that contains all java built in functions and classes with it's return types and parameters. thanks in advance

Hi guys:-) I have no experience in programming, and i realise that asking for someone to write an entire programme for me might be a stretch, but unfortunately i havent got any mates that are good at programming. I think the program i need is fairly simple once you know …

Hi, I have a question regarding a program I'm writing in C. I have a few variables which I would like to assign a random number to. However the sum of all the numbers I assign should equal 1. I have not been able to find a way to do …

Hi im trying to connect to my database but i dont know why i cant load my jdbc driver: -I've saved the jar file together with the other java files in the same folder called "a" -I used –classpath flag: Windows: "java -classpath .\mysql-connector-java-3.1.8-bin.jar;. LabDB4" but I dont know if …

Hello everybody! I need to move the get pointer of a text file at the beginning so i wrote in my program the following line (knowing that in a binary file really works): [code=c]ifstream in; in.open("data.txt", ios::in); in.seekg(0, ios_base::beg); [/code] but...in my text file doesn't really work. Is there a …

Hi this is my problem Define a class Circle that stores the center and radius of a circle, by keeping the numbers in a dynamically allocated array of doubles. Supply the "big three" memory management functions. Use this class to demonstrate (a) the difference between initialization Circle s; Circle t …

i have an unhandled exception cx0005:access violation in VC6++ while i try to run my c code with main.exe it gives a window showing to send a error report or to debug, while i give debug, it takes to fwrite file an breaks at the point --> if (anybuf(stream))//this is …

pls help me with this one..everything is ok but when i add student and faculty number and then try to list them says "No added students'...:@ This is: main.cpp [code] #include <iostream> #include "Student.h" #include "Course.h" using namespace std; list<CStudent*> students; list<CCourse*> courses; CCourse* findCourse(string name) { CCourse* course = …

I want to get the size of a folder and also the size of files in that folder but the output is zero even though I used the java **long method** for file size and a for loop to access the files in the folder.The programme only outputs the size …

Hi, I am writing a program that receives a binary data stream over serial. The size of the bytes I read fluctuates between 1 and 4 bytes. I want to read the specified number of bytes, and return an UInt32 with the binary data. I have tested around with the …

I'm running Eclipse for Java. I created a DOM version of an XML file. Now I want to change an attribute of an element in the file. I called a method that called a method in the class that controls the DOM, and I got a dialog box saying "JDI …

Im trying to write c# form validation for a xaml-form. The only two things that seem to work are the lines of code that clears the text- and passwordboxes and displays the messagebox. Are my regex-examples wrong, or do I need to work with some kind of while-statement(s)? [code=c] //start …

Hi, I need to make a pairs between array elements. For eg if the sored array I have is [CODE]1 1 1 2 1 4 1 6 2 3 2 5 2 8 2 9 3 7 3 10[/CODE] then I need to pair every element of the 2nd column …

I creating a 2d computer game, and I want to put enemies that in that appear at random coordinates. The problem is i'm not sure entirely how to do it. I have the "enemy" in a array of 30,and then i want to put these 30 enemies on a map, …

I dont really know specifically what im searching for, which is why i haven't just found this via searching the web. Have you guys come accross or know of any sort of quiz questions like where it gives you a for loop which isn't in the normal format and then …

hie all, i needed to make a code in simple turbo c for ethernet packet injection as well as data reception. I tried the code in windows but its not working. possibly due to linux based commands. plz help me..

how to pass two parameters using a dataenvironment. I have a table salary record in which there are two coloumns date and unit, i want to pass these parameters at run time.

Hi every one!! I have a java program and i don't know how to delete a record from an array of objects using JOptionPane

Alright, let's try this again. I've started over from scratch and we have got the basic functions working. Everything so far has checked out, but I am still trying to get it to pull the right credentials. I can get it to pull one of the rows out of the …

Hello all, I need a bit of help with this program, I need to make my code create a complete binary tree using an array. As well as create a driver class that displays the tree graphically Here is what I have so far with my code Tree Code: [CODE]import …

I need to submit a project in vb & sql I have a project in vb & access which I have to convert to vb & sql secondly I have basic idea of sql data connection. but unfortunately I have done my sql class long back & lost the notes …

I am getting an error message that is quite new to me. I normally can call methods without incident but this time, I saw a new error message. This code is sample coding I am using to see how to fix three of my issues. First Class [CODE] public class …

I believe that ofstream is for writing into a file and ifstream is for reading from a file. I am trying to write into a file by taking commandline input from the user which is the accept_data() function and and then display all the data from the file that the …

I am writing a script to rename and reorganize the mp3 on my iPod. For those who don't know, if you drag and drop your music from the iPod to a computer, there is a crazy F## folder structure and all the names are 4 random characters. I want to …

I'm trying to just use a normal stack and have it pop the numbers in the order stacks normally go but it just keeps popping 28 (or at least from output thats what i see) it should just be pretty straight forward but .... [CODE] #include <iostream> #include <stack> using …

hi guys!! i am wrting a program for a small arithemtic game,it displays two numbers and ask user to enter the sum of these two numbers,the program runs fine but i want to add a countdown timer,i mean time limit for user to answer all 10 questions within 30 seconds.i …

Hey all, I am pretty new to C and am trying to make a basic HTTP server to learn more about sockets. I managed to get the sockets working fine, and sent some data to the browser when I hardcoded the data. However I am now trying to read from …

Hello. I have a file, with some HTML in it. I would like to make a shell/bash script that moves ALL of the content of that file into ANOTHER HTML file at a CERTAIN line number... Does anyone have any suggestions? If not possible at a certain line, then at …

we were tasked to come up with a peer 2 peer chat program using serial ports using only nasm and C language. can anyone give me an idea on how i can do it? or references that can help me figure out what to do. i'd really appreciate you're help …

It is posible in a linked list implementation,the nod to hold more then one information ? for exemplei want the node to hold a person`s name,adress,country,etc....

Hi, I would need to create unique filenames appended by the iteration number. For eg. [CODE]for( i=0;i<iterations;i++){ ofstream outfile("iterfile"+"i"); // i.e filename should be iterfile0 for 1st iteration. } [/CODE] I need to cast "i" from int to char so I tried [CODE]ofstream outfile("iterfile"+(char)i)[/CODE] but it did not work. How …

Hello, I have a question: [CODE] Algorithm DFS(Vertex V) mark[V] := 1; print[V]; for each (edge (V, W)) do if mark[W] = 0; DFS(W); [/CODE] I would like to realize this recursive procedure (depth-first search), but in my graph representation (with adjacency lists) I use two different classes, one for …