Software Development Forum

I am writing a program to convert ints to roman numerals. this is the function that gets called when the user enters a number. it works just fine for number 1-99, but then it will either crash, or give bogus data for any numbers higher that 99. any pointers as …

I'm trying to go through an array of char where all the chars are numbers, convert them to int, add them together, and save them as char again. For example, char string1[10] ={'0','0','0','9','3','1','4','0','9','1'}; char string2[10] ={'0','0','0','4','1','7','4','2','6','5'}; should produce an end result of char string3[10] = {'0','0','1','3','4','8','8','3','5','6'}; However, it won't convert …

Here is my problem. I have searched everywhere for help on this one. I haven't found any. So, I sat down and tried the best I could to write this code: Now I am stuck: Here is what I have so far: [code] #include <iostream> #include <iomanip> #include <fstream> using …

Can any one tell my why the images[i] is not affective? [code] /* * TPanel.java * * Created on December 9, 2007, 7:42 PM * * To change this template, choose Tools | Template Manager * and open the template in the editor. */ package keycards; /* * TPanel.java * …

Hi. When i run a dephi 7 project the executable file is created with only 1.9mb size, actually it should have been around 7 mb. Can any one help me ?

I'm trying to get the CreateProcessA function to work, but it continues giving me trouble and more trouble. Here's the code: [CODE]#include <iostream> #include <string> #include <windows.h> // CreateFile(), CreateProcess(), OpenFile(), etc. and // STARTUPINFO, PROCESS_INFORMATION #include <ctime> // srand(), time(NULL) #include <cstdlib> // rand() using namespace std; string execute(const …

Is there any way to do a permutation program with conditions.. like enter "n" girls and "m" boys can stand in a line but without two girls standind together or something like that... is there any algorithm to do this.. Thanks in advance.

hi there, i try to map a file in memory, in linux, using mmap, so that what i write in memory will be written in the file as well. the piece of code looks like this [code=c] fd = open(argv[1], O_RDWR); if (fd == -1) { error_message(__FILE__, __LINE__, "'open' failed …

Could someone help me with this code, I have syntax errors it appears. Here is the compiler's output: root@bowser03:/usr/include# gcc ouija.c -o ouja ouija.c:430: error: expected declaration specifiers or '...' before 'fp' ouija.c:432: error: expected declaration specifiers or '...' before 'fprintf' ouija.c:435: error: expected declaration specifiers or '...' before 'while' …

Hi, I've been working on a program that reads two binary files, then each value of file1 is divided by each value of file2. My binary files are 8-bit grayscale image files that is each pixel has a value between 0 and 255. I read them into byte arrays. I …

i am trying to write some vba code to copy 200 workbooks from 200 folders on a network. example i have a directory called F Within F i have staffstreamA within STAFFSTREAMA i have 200 folders named as forth A1,A2,A3 ETC TO A200 Within folders A1 is a folder called …

Hello everyone. I have to write a program that needs to use generics. I'm basically just hoping someone can guide me in the right direction here. Lets say I need a program that loads different crates onto a boat. I have to have a boat class (generic class), then other …

Can anyone give me an idea of how to run a console app and a windows form at the same time? Basically it's a game I'm creating and I want the console window to be the main game screen and the form for the map/game options/shortcuts. Thanks in advance, Drew

I don't know what the proper name is for it lol, but I have an assignment. I am fairly new to delphi. I understand the homework rules so I don't expect it all to be done I just need help in the understanding and feel free to help as much …

Hey i have to create a vector in order to store shapes,in specific circles. but i have no idea of how to do such a thing. if anyone is able to help lemme know. thanks in advance.

If I have this main: [CODE] { Matrix m1(3,3), m2(3,6), m3; Matrix m4(2,3); m1 = m1 + m2; m1.print(); m3 = m1 * m2; m3.print(); } [/CODE] then how do I need to adjust this implementation file to work with it!?(Right now I'm just trying to get the '+' '=' …

I'm writing a simple complex number class in c++ and we're supposed to overload the four arithmetic operators to work on complex+-/*complex, complex+-*/double, and double+-*/complex. This is easy enough, but I wanted to try and make it a little more generic and instead of coding for doubles, extending the functionality …

Hey guys, How do you tell which type of GUI should you use ? I'm making a swing application but everytime I look at a Java example / tutorial they tend to use different ones for each example. Is there a reason? I'm guessing so which leads me to which …

when i use security trimming. i cant figure out whats wrong. Please help me =) secure/web.config its in a map called secure with admin.apx [code] <?xml version="1.0" encoding="utf-8"?> <configuration xmlns="http://schemas.microsoft.com/.NetConfiguration/v2.0"> <location path="Secure/Admin" allowOverride="false"/> <system.web> <authorization> <allow roles="Administrators" /> <deny users="*" /> </authorization> </system.web> </configuration> [/code] Web.sitemap [code] <?xml version="1.0" encoding="utf-8"?> …

I'm trying to change the font for the turtle graph. [code] def goto(x,y): turtle.up() turtle.goto(x,y) turtle.down import turtle turtle.tracer(False) turtle.width(3) goto(-270,270) turtle.right(90) turtle.forward(540) turtle.left(90) turtle.forward(540) turtle.left(90) turtle.forward(540) turtle.left(90) turtle.forward(540) goto(50,50)[B] turtle.write('testing')[/B] turtle.tracer(True) [/code] That's a box I created and I want to add text to it. I looked around the …

Here is my code, it is suppose to take the double num, round it, and return it using call by reference, but when i try to compile it gives me an ambiguity error at [inlinecode]round(i);[/inlinecode]. please help. [CODE=c++]#include <iostream> #include <cmath> using namespace std; void round(double &num); int main() { …

am a new in c+= and i hve to do those two functins : strcpy and atoi functin....if anyone can help plz reply thanx alot

Can any boby explain to me in simple english why this I get this error "Compiler Error CS0118" I'm a beginner about to throw my machine out the window!!! Below is the code for my Calcultor & the code for the DLL i'm using!!!! using System; using System.Collections.Generic; using System.ComponentModel; …

Hi guys Ive been having problems with calculations on arrays. What i want to do is times two numbers in an array for example: 4 x 4 = 16 Here's what i'm trying to do double timeArray[3]; cin >> timeArray[0]; cint >> timeArray[1]; answer = timeArray [0] * timeArray[1]; the …

[CODE] private int[][] gameBoard; private int[][] scratchBoard; public Intboard(int[][] world) { gameBoard = world; scratchBoard = world; } public void updateBoard() { gameBoard = scratchBoard; } //...skipping a bunch of confirmed working methods... public void advanceOneGen() { for(int x = 1; x<gameBoard.length-1; x++) { for(int y = 1; y<gameBoard.length-1; y++) …

Ive been working on this program for a little while now. and i keep getting the error messages: proj6b.c:61: error: syntax error before '{' token proj6b.c:68: error: syntax error before '{' token ive looked over the code and cant seem to find were the problem is. I am also a …

I know you use printf to print to the screen. What would I use to send the file to a printer using C++

I am making a quiz show in C++ I need help in storing the answers of a quiz in a array like [QUOTE]cout<<"Q.1 Who is Known as the lady with lamp ?"<<endl<<endl; cout<<"A. Sonia Gandhi "<<"B. Florence Nightngle"<<endl; cout<<"C. Mother Tersa "<<"D. Madame Rozario"<<endl<<endl<<endl;[/QUOTE] So how do I Input the …

Hi Can any one help me what is the order of evaluation for the expressions in printf() function in C language..... I have sooo much confusion in the expression like a=10; printf("%d",a++ - a++); the output is -1 any one can help me how -1 is the output...... But when …

I have an output in one format that I need to basically read line by line and reformat into another file. I was originally going to try do this in Java, but Java does not have a lot of good classes for text processing. Here is an example of my …

So I have text file that I need to reformat so I can import it into a spreadsheet. I was originally going to do this in Java, since I had a vague familiarity with it, but there are few good classes in Java that are useful for text processing, and …

[B][/B] If the user input a equation something like 2 + 2 * 2 + ( 2 - 2) infix expression. how i collect the data to stack? using string? someone can give the algorithm. I don't have idea to get the input.

Here's the code: [code] #include <iostream> #include <fstream> #include <iomanip> using namespace std; const int MAX_EMPLOYEE = 500; enum PayType{H, S}; struct EMPLOYEE { int idNumber; char name[21]; double payRate; short int numberDependents; enum PayType; }; int LoadMaster(EMPLOYEE& record); int main(){ int count; EMPLOYEE record; count = LoadMaster(record); cout << …

[code=c] #include<stdio.h> #include<stdlib.h> struct sales { int week; char name[20]; int units; int price; }; int main () { char data1[300]; int itemAmount = 0; char itemNumber[10]; int timeToFinish = 0; int elapsedMinutes = 0; int iLoop = 0; int readCounter = 0; int finishTime[20];//holds the finish items int counter …

Hi, I'm having a problem with vectors. I have [code=c++] vector<int> ds; [/code] in a header file. When I do [code=c++] ds.push_back(0); [/code] in the cpp file, I get a seg fault. Does anyone know what the problem is? Thanks

Ok I have no idea why I'm getting this error. I'm guessing its the fact I'm trying to return something from another class but I don't know how else to do it. [code=C++] #ifndef Floor_h #define Floor_h #include <queue> #include "Passenger.h" using namespace std; class Floor { public: Floor(); void …

Is there a way to carryout explicit data type convertions automatically? if the complier can see your errors why can't it correct them?

Hey guys, Got my logger working as i wanted it to.. basically it just logs to a file using java.utils.logger anyway now got a problem. I'm wanting to duplicate the logging output to a JTextArea on my GUI. So I thought of building a wrapper class but to my suprise …

Season Greetings! Searching database file in the application path I want to determine the database file is existing or not... If the database (".mdb") is existing then msgbox "The database .mdb is not existing" if not existing msgbox " The database is not existing" If the database is not existing... …

Eg: Calculator How to assign numbers in key board to corresponding buttons in the calculator?

Create a modular program in C that generates and modifies a number of circular double linked lists. Each node in the circular double linked list should have two pointers which should “point” to the next and the previous node. And that the double linked list is in the form of …

hi, i am new beginner of the java & i want to create a application such using applet for create user - student & admin.

typedef struct node node struct { int when i run the C program, compiler give me an error which is , is expected, help me

I am doing this program that has listboxes and 2 combos Listbox 1: 1-3 Persons Listbox2: 4-7 Persons Combo1: 8-20 Combo2: 21-50 When I click on a number of persons the price is displayed... But I need a way to change the prices so they must not be in the …

Hi, My database in Access contains record since 2005 and it is not required for frequent use unless the Audit ask for. So I would like to take the backup of the data through VB6 by writing code instead of going to Access and copying in CD So will any …

My program keeps crashing when the retrieve function calls the getName function. I'd like to make sure my getName function is correct before tinkering with my retrieve function. I'd appreciate any ideas. Is there a problem with deleting the name if it's a pointer? header file: [code] void getName(char * …

hi all, I am trying to figure out how to read from a file, ifstream reader reading string next.... if next is a digit then add it to total... and cout total.. please indicate what went wrong. thank you. [code=cplusplus] # include <iostream> # include <fstream> # include <cstring> # …

i want to define a function that calculates the " integral" of a function

i am new at programming basic.. i got this problem at school... i want to seek help from you!..its all about inserting and deleting arrays in c language!.. im really confused about the code of this...pls help me!... for example: given this output: Menu Operations: [1]Insert at beginning [2]Insert at …

Hello i got this project that i have to do and im very bad C# and need help ASAP i have done a little bit but not much i will display the coursework outline and after that the code that i have done so far, i would appreciate it if …