Software Development Forum

Ok I need to be pointed into the right area where I'm going I seem to be lost and more I read it confuses me more. My assignment is: Create a C# project to process 10 students result. Use arrays to keep all the students details in terms of Student …

This is a VB6 question. I seem to have a problem with a form that should be unloading or at the very least become not visible. For whatever reason when another form is shown (form2.Show as an example) or made visible (Form2.Visible = True, next line would say Unload Form1 …

Hey All, Does anyone know, or have a link to an article, that would tell me how to distibute a .net MONO application? The full package of Mono is like 75 MB but I know al lot of that is the compiler and libraries that I don't need. I just …

I am trying to pass the size of the matrix array during the constructor but its giving me the following error. Is there a different way to do this? [CODE]In file included from Main.cpp:1: AdjacencyMatrix.h: In constructor ‘AdjacencyMatrix::AdjacencyMatrix(int, std::string)’: AdjacencyMatrix.h:13: error: ‘numberOfNodes’ cannot appear in a constant-expression [/CODE] Line 13 …

Hi all, I am writing one application using c# in which firstly I m getting impersonating the user and then i want to retrieve mapped Drives. But issue is when I am calling method in following sequence: 1. create object of class 2. call mappeddrives() method 3. call impersonate method …

Hi All, I'm very new to Delphi and I'm stuck with this (hopefully very basic) question. How do you reset a form when it's closed? I have 2 forms, say "form1" and "form2", when you click a button on form1 it opens form2 via form2.ShowModal; on form2 you input data, …

Hi, I'm using a form with a StringGrid and a few buttons, by default the buttons are disabled and I'm wanting them to enable when certain entries are selected in the StringGrid. I've got the code to enable/disable the buttons depending on what StringGrid row is selected on the "OnSelectCell" …

I am looking for a command where i can press m and it pulls up my menu function. i feel retarded cause i tried to look it up but i dont know what i should look for exactly i know qbasic has a inkey command but i cant figure it …

[COLOR="Red"]ATTENTION[/COLOR]: SKIP WHAT'S WRITTEN IN [COLOR="Red"]RED[/COLOR] UNLESS YOU WANT TO KNOW [B][I][U][COLOR="Red"]EXACTLY[/COLOR][/U][/I][/B] WHAT'S GOING ON... NOT NEEDED THOUGH! Well, let me first ask the general question/problem that's plaguing me in this "Coded Adventure"... [COLOR="blue"] "Let's say I've opened a file for reading and the file that I'm reading contains: Hello …

Hey, guys I think this is a very simple problem and that I just can't get it is due to some gap in my knowledge. Any way, what is wrong with this : [CODE] class A{ private: int value; public : A(int v); }; A::A(int v) {value = v;} //Does …

[code=cplusplus]#include <iostream> using namespace std; #define PRINT(x) cout << #x " = " << x << endl; class Object{ public: Object():i(5){} int i;; }; int main() { Object o; o.i = 5; int* p = &(o.i); PRINT(*p); int Object::* p2m = &Object::i; PRINT(o.*p2m); return 0; }[/code] the two PRINT macros …

I've been studying enums lately and decided to make a program with it to test the enum syntax and my first one worked. It was: [code=c++] #include<iostream> using namespace std; int main() { enum daysinweek{ monday=0, tuesday=1, }; enum daysinweek enumerator=monday; cout<<enumerator<<endl; system("pause"); return 0; } [/code] It worked perfectly, …

I put together a simple color chooser and havce one other thing I want to accomplish but can't figure out. I want the individual scrollbar to change color to reflect the amount of that particular color ie red (255,0,0) Also, in playing with this I have realized that it is …

Hi all, I'm a beginner at Open Watcom and i'm trying to R/W from and into a file...i used the library "fstream.h" but the scanner shows invalid token... [code] #include <stdio.h> #include <string.h> #include <iostream.h> #include <fstream.h> int main() { ifstream inFile; // object for reading from a file ofstream …

I am a fairly new programmer with limited knowledge in C++. I am currently writing a program for my class that involves fractions. I was doing good writing one piece at a time and making it work until the instructor threw a wrench into my plans and asked me to …

[CODE] // Description: This is a computer version of the game hangman, the user // can play against a 2nd player or the computer, and he can enter how many // guesses he gets, // // Start of program // Header file definitions #include <iostream> // Standard input/output #include <string> …

Ok, working on a program to find the shortest path between two points. Simple. Now, we are going to be given a list like this to denote the start and end, and then the weight of the lines. [code]A D B C 31 B A 4 C A 12 C …

i m new 2 programming so could anyone help me or give me a idea 2 how develop examination management system in C wat features should i aad 2 it before making a program of that

How do I disable and Enable Menu Items and Sub Items. [code]if(Selected == "drum" || Selected == "guitar" || Selected == "mic" || Selected == "computer" || Selected == "car" || Selected == "hockey" || Selected == "laptop" || Selected == "watch" ) { pCmdUI->Enable(Sort == 1); }[/code] The above …

hi. plz help with reading encrypted binary files in C. thx.

Hello Everyone, I have a terrible problem with data structures in C. i have defined a structure as below: struct MNT { char label[32],opcode[32],operand1[32],operand2[32]; struct MNT *next; }; typedef strct MNT *MNTABPTR; MNTABPTR mnt_first = NULL; and for allocating memory i used the following sentence: MNTABPTR newnode; newnode = (MNTABPTR)malloc(sizeof(MNTABPTR)); …

H! I have to write a program for sorting two dimensional array(e.g. Matrix) without converting it into a single dimensional array or using pointer concept. So, can u please give me any idea for writing this program?

Im trying to write a script that can return directions to an address from google. I've looked over urllib for a while and I cannot figure out how to send the information to the server and then retrieve the directions.. any ideas?

I encode a text file using a huffman tree. Which print out to the screen and and output to a file. File only contains the last line that prints to the console. [code]void traverse(string code = "") const { string outputFile = "huffman.txt"; ofstream outfile(outputFile.c_str()); if (child0 !=NULL) { static_cast<huffman_item<dtype> …

Is keil software for programming microcontrollers a free tool, or does it need to be purchased with a license? Thanks.

im creating a java program using Jgrasp and im completely stuck on how to apply my random operator to calculate two random numbers? heres my code: //Import Random Generator import java.util.Random; import java.util.*; //Program name class TimesTableTestTimer {//open main public static void main(String[] args) {//Create while loop to restart char …

Hi to all! I never used Pointer Functions, and now i'm trying to use a C Pointer Function in Visual Studio 2005. But there's a problem... the pointer function isn't working properly... This kind of functions doesn't work in the same way in C and in C++? My pointer function …

I've a simple question, i wonna make a program using access database to store the entered data and making some calculations on it to get the total income per day and per week, how could i backup the old data and save it in a separate database at the runtime …

Hi, I have a simple code written in MIPS assembly that reads an integer from a user and displays it to the screen. The code is as follows: [code] main: la $a0, in_msg li $v0, 4 syscall li $v0, 5 syscall move $t0, $v0 la $a0, out_msg li $v0, 4 …

hi everyone.. i have a small problem with the below code.. when i execute the program, the output file doesnt print me the unsortedList.ReturnLastItem().Print(); it gives me the following output: the last item in the unsortedList is how can i make it print me the last item? here is the …

I want to do something like this: unsigned char r[3] = {255, 0, 0}; map<unsigned char[3], int> ColorList; ColorList[r] = 1; But I get the following: error: array used as initializer How else would I set the r element of the map? Thanks, Dave

Good day. I wanted to share with you the code for an application I've created. It can read the number of pages in all the PDF files from one directory. The question I have is this : does it need more optimisation ? Can I make it work faster ? …

Hi there, new programmer/python user here. What I'm trying to do, is simulate the rules of a tabletop RPG (not nerdy in the slightest). This is using a 10-sided die. In the game when you roll a 10 the dice "explodes" and you roll it again and add the next …

Hi there, been having some trouble with a simple program i am trying to write. I'm fairly new to C++, and can't seem to fix the errors im getting. Any ideas or hints would be much appreciated. [code=c++]#include <iostream> using namespace std; int main() { double payrate; double hours; double …

Good day, I like so many, am new Perl. I am trying to search a file for a string, if found, pass it to an array. I don't think what I have done is the best way of doing things, but I learn by getting scripts to work and them …

i have a jsp it has two fileds..mobileno and password..when i enterd values its storing in DB.But when iam retriving its retriving and comparing only with newly inserted values only.. it is comparing only last inserted values in Db only ..here is my code.. package com; import java.io.*; import java.util.*; …

hello guys, Im trying to understand how fread and fwrite works. My teacher said that these functions can store/output binaries and texts in files. I know how to do it with string. Im confused with floats and integers. I tried to make a program for it but Im getting errors. …

[CODE]// file: hangman.cpp // name: Kyle Burmark // professor: M. Gelotte // date: 2/26/02 // Description: This is a computer version of the game hangman, the user // can play against a 2nd player or the computer, and he can enter how many // guesses he gets, // // Start …

I'm trying to sending Email through my web application from Gmail by using Sustem.Net.Mail.SmtpClient My code is [CODE] string To = "doctor_ofvet@yahoo.com"; string From = "doctorofvet@gmail.com"; string Subject = "The Famous"; string Body = "Hello World"; SmtpClient Client = new SmtpClient(); Client.Send(From, To, Subject, Body); [/CODE] I put this code …

I've made a program using gcc as a compiler. In my loops I've been using a uint type as the type of my loop variable. But now it seems that some systems doesn't support this type. Can I make a preprocessor conditional that does a #define uint to unsigned int …

Hey all, I need some help with an application which needs to read data into an array using methods and then write it back out into a 5x5 table so i would read int 25 digits say: 0 1 2 3 4 5 6 7 8 9 0 1 2 …

#include<fstream.h> #include<iomanip.h> #include<conio.h> #include<iostream.h> #include<stdlib.h> #include<string.h> #include<time.h> #include<iomanip.h> //-----------------------------------------------------------------\par \par \par class inventory\par \{\par \tab char name[25];\par \tab int code,copy;\par \tab float cost;\par \tab char stock[3];\par \tab char datestr[9];\par \tab char timestr[9];\par \par \tab public:\par \tab\tab void rdata(void);\par \tab\tab void wdata(void);\par \tab\tab void menu(void);\par \tab\tab void display(void);\par \tab\tab void mainpage(void);\par …

I am working on a program where there are several tasks that take time that users can implement. I would like a progress bar to pop up to inform the user how far the task has gotten. When the user presses a button on the main frame, I want a …

I'm currently trying to write a shell script at work that would loop and allow me to enter the date, and the ad number of a PDF file, that would then copy that ad into a designated file and I can't get it to run correctly heres the code: [code] …

I have used a binary search tree to read in a text file, storing each word as a node, and counting how many times that word is repeated in the text file. I have been able to successfully [I]cout[/I] that information, but for some reason have been unable to read …

hello, i have been writing a program to sort names from one file and numbers from another file. i have the files being read in. each contains 1500 names or numbers. i have to sort the names alphabetically and the numbers have to move with the name it corresponds to. …

i wrote some code which only works with objects with a heading of 0 degrees right now because its not finished but when i run it it never seems to catch the collision and break the loop. I need some help, thanks in advance. [code=cplusplus] #include <iostream> #include <math.h> using …

void EnterWord() { char solution[20]; //holds solution char blank[20]; //holds "*"'s for unsolved letters int Subscript=0; int State=1; char Guess[20]; char Copy [20]; char Letter; int Correct =0 ; // input the string and getline it cout<<"Enter phrase 20 chars or less."<<endl; cin.getline(solution, 20); int Word; // this will hold …

I have two programs, one is a GUI and the other is a normal (non GUI) program. How do I make a method in the non-GUI program wait until a JButton on the GUI gets clicked before continuing? (No while loops) This is frustrating since I'm fairly certain somebody here …

I'm having a hard time with my code, can someone show me a fix? Here is my errors. 1>c:\documents and settings\chuckie taylor\my documents\c++ assignments\assignment 6\assignment 6.cpp\assignment 6.cpp\assignment 6.cpp.cpp(57) : error C2064: term does not evaluate to a function taking 2 arguments 1>c:\documents and settings\chuckie taylor\my documents\c++ assignments\assignment 6\assignment 6.cpp\assignment 6.cpp\assignment …