49,766 Topics
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| | I have a very simple question. I am trying to link the following 2 files, but I get an error saying "multiple definition of function()" In a.cpp int function(){ return 1; } In main.cpp #include "a.cpp" int main(){ return 0; } I know I can fix the error by making … |
| | I am getting the following error: I am using vs2008 and e-mail.h is included in the project Error 1 error LNK2028: unresolved token (0A00004A) "public: void __thiscall MyEmail::Createfile(void)" (?Createfile@MyEmail@@$$FQAEXXZ) referenced in function "int __cdecl main(void)" (?main@@$$HYAHXZ) test.obj e-mail Error 2 error LNK2019: unresolved external symbol "public: void __thiscall MyEmail::Createfile(void)" (?Createfile@MyEmail@@$$FQAEXXZ) … |
| | I have a problem on getting the nth list item( function: DataType get(int n) const ),though it may seem easy. here is my code.. [code=cplusplus] #ifndef ORDERED_LIST #define ORDERED_LIST #include <fstream> using namespace std; template <class DataType> class OrderedList { public: OrderedList(); ~OrderedList(); void clear(); DataType get(int n) const; void … |
| | I'm back again for some more homework help. I just want to start off by saying thanks for assisting me in my last assignment. This one, I have to allow it to Enter a name, and enter grades for that name, and then it will display the average for that …  |
| | Our teacher wants us to take an array and output it via these instructions. The array conists of grades (ie 92 72 83...etc): "Write the output to a text file. In it, display the original grade array, 10 per line, in fields of 5." My question is, what does that … |
| | [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? |
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