49,761 Topics
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| | [code=c] #include <stdio.h> __declspec(dllexport) void DisplayHelloFromDLL() { printf ("Hello from DLL !\n"); } [/code] This above code has been written using VS 2005. I opened this project as a win32 application and chose the option to build a dll and not a exe. The name of the project is DLLProctTest …  |
| | I'm trying to use the switch function to compute the resistance of resistors. Basically, a person types in 3 letters, each representing a color; each color has a different value. Then v throws back the resistance by going through the equation. This is what I have so far. [code=c++] #include …  |
| | Hi, i am trying to use a library. included the header in my code set the path (-L) and the library (-l), but i get the following error and a bunch of undefined symbols. Does anyone have an idea? What am i doing wrong? Thans in advance. PB:~/Downloads/lp_solve_5.5.0.11_c max$ gcc … |
| | Hi guys. This is my first post and I hope I can get some help. Thanks so much in advance for this. I have what I'm sure is simple but I'm missing something here. I have a file being read from (input.txt) which has no more than 50 grades w/ … |
| | This code(Files) does return the whole directorypath like this: C:\Documents and Settings\User\Desktop\Text.txt What should be changed if you only want to return the fileName wich is: "Text" Code: System::string ^ Files10 = "c:\\"; array<System::string ^> ^ Files = System::IO:: Directory::GetFiles(Files10,"*.txt"); |
 | ok ihave looked through google and cprograming.com and cant find much to do with opning documents like... i am trying to do... run the c++ program select a number and open an html document ... ... yes i know basic html... thanks... --wingwarp-- |
| | In C++ on MS Windows XP. Actually using MS Visual C++ in VS 2003 .net (v7.1) and VS 2005, on XP Pro with SP2. How can I find the full pathname which is attached to a file stream? I have code like: [CODE]bool DataModel::readGrades(char* filename) { std::ifstream tablestream(filename); if (!tablestream) … |
| | first off, this is my very first post, so sorry if i sound a little noobish. also, i've only been learning C++ since september, and we're going pretty slow. so yesterday I got an assignment, using [b]only[/b] [i]for loops[/i], and [i]if statements[/i], enter a number, find it's factors, and tell … |
| | I need to extrace particular text from PDF file matching particular expression...But PDF file is stored in different format I need help how to parse PDF file using using filestreams... |
| | [code=c++] #include<iostream> #include <string> using std::cout; using std::cin; using std::endl; using std::string; using namespace std; class Invoice { public: void setPrice(int price); int getPrice(); void setQuantity(int quantity); int getQuantity(); void setPartnumber(string); string getPartnumber(); void setDescription(string); string getDescription(); int getInvoiceAmount(int Quantity, int Price); private: int Quantity; int Price; string Partnumber; string … |
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| | Hello, I made a COM server in C++ using IDL. The server consist of a DLL file and a TLB file and it works fine. Now I want to merge the TLB file in(to) the DLL file in order to have one DLL file. How can I do that? Thanks. |
| | I'm trying to import a function exported by a dll. So far: [CODE] #pragma comment(lib, "hookHop.lib") extern "C" void hhPostMessageA(HWND Hwn, UINT Msg, WPARAM WParam, LPARAM LParam); extern "C" LPARAM CursorPosTolParam(VOID);[/CODE] The lib and dll are in my project directory and my dll is in my debug directory. I get … |
| | For the half of you that whine and complain that the new people don't use code tags please do not respond to me but for the people that did a great job helping me before: I was asked how to use code tags and i am sorry but this is …  |
| | Hi, I would like to create, modify insert del and read from excel files I found some articles on daniweb and other sites and even on msdn but they are very difficult and not complete. I was wondering if someone could please give some tutorial link to explain how to … |
| | I am in the last part of the program and everything is working but one final thing. I need to get all the Subtotals, taxes, and total cost to add up....I tried using sums, counts, and change the variable names and still having trouble....this program has been a real pain …  |
| | a = 2; b = 3; a = (a + b) % 2; b = b – a; a = a * b; cout << a << "\n" << b ; What is the output for a and b? ------------------------------------------------------------ Why is a [B]3[/B] and b[B] 2[/B] is this one … |
 | Assignment was to take information about sales made, hours worked and number of dependents from a file, calculate the gross pay expected on one of two plans Plan A 10% commission on sales, and 9.50 an hour with 1.5x overtime after 40 hrs Plan B 30% commission then we had … |
| | I have managed to create a file (Sample.txt). So what I need now is to put the contents from array (ReadLines[]) to this file, line by line and the file name should be what is written in textBox3. [code] array<System::String^>^ ReadLines = gcnew array<System::String^> ( textBox2->Lines->Length ); ReadLines = textBox2->Lines; … |
| | hello all, I have an old database that was written for xenix 386 using the old a.out binary format. Since then most unix/linux OS s have adopted the ELF format. These binaries will not run on a modern OS. I don't have the source code, just the binaries. Is there … |
| | If I have a textBox1 that contains 2 lines of text. What I want to do is to put each line into an Array. So I want to check the textBox1 and read in all consisting lines into an Array. [I](1 line will reprsent 1 memoryplace in the Array)[/I] How … |
| | I have a function find(x) in my linked list, that search through the listfor the value and return an Iterator pointing to the first node contaning value x. if x is not found in the list, it returns an Iterator pointing to NULL. it should be a linear search. would … |
| | I wonder. When you are in dubbingmode and develop you program you refer to ifstream like in the code below. [code] ifstream OneFile("Text.txt"); [/code] "Text.text" is in the folder debug. Later when the application is finished. I want the file "Text.txt" to be in a folder like this: C:\NewApplication\FileFolder\Text.txt How … |
 | [CODE]#include <iostream> using namespace std; void intialize(char array[][6]){ for(int i=0;i<13;i++) for(int j=0;j<6;j++) array[i][j]='*'; } void menu (char array [][6]){ cout <<endl; cout<<"\tA\tB\tC\tD\tE\tF"<<endl; for (int i =0; i<13 ;i++){ cout<<"Row "<<i+1<<'\t'; for(int j=0;j<6;j++){ cout<<array[i][j]<<"\t"; } cout<<endl; } cout<<endl; } void main(){ char array[13][6]; intialize(array); char smoking,type,exit,column; int row,col; do{ smoking = … |
| | I'm having trouble with this program that is a math tutor for a young student. The program should display two random numbers between 1 and 500. Could I get some help? |
| | Hi, I am writing a simple program to read and write a serial port. I only have access to one serial port on my pc so I am using a HugePine RS-232 to USB convertor. The driver is installed and windows recognizes it is attached. My question is what comm … |
 | Hello Well I have this coding and I thought I set it up ok to catch this simple exception, but as of right now, the program continues to run after the exception happens and its not even catching it. where did I go wrong. Thank you all Your rookie programmer … |
| | Hi, My below code compiles and builds ok but it behaves a bit unexpected. Please see my comment where I am having the problem. Any advice will be highly appreciated. [code] while(count<9) { system("cls"); printf("\n\n\n"); printf("\t\t\t PURCHASE ORDER SYSTEM \n\n\n\n\n\n\n\n\n\n\n"); printf("\t\t\t\t INPUT NEW ORDER DETAILS MENU\n\n\n\n\n\n"); printf("PLEASE SELECT ONE OF … |
| | Hello all, I am working on a program that takes input from a file, removes extra white spaces and outputs the edited text to another file. So far my program deletes 1 whitespace whether the whitespace should be deleted or not. I have read about peek() and putback(). I am … |
| | I have just started today. I put the following code into DEV-C++: [code=cplusplus] #include <iostream> int main() { std::cout << "Enter two numbers:" << std::endl; int v1, v2; std::cin >> v1 >> v2; std::cout << "The sum of " << v1 << " and " << v2 << " is … |
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