49,765 Topics
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| | I have adapted a program that implements a register of players and stores the players in a struct, with BIN file handling. Now it's not possible to use the records after they have been loaded from the BIN file. The compile is ok and both functions below are excuted without … |
| | Hello. First of all, sorry for making the other thread before looking more deeply. I did not make this mistake this time, though. I have a really odd error. I have no idea what might cause it. Here's the error (Gives me two of these). [code] \main.cpp(74) : error C2143: … |
| | hi i want to compile .c file as .cpp file using makefile!!. please some one help me to create makefile  |
| | hey...i'm having trouble passing a user define 2d array... [CODE] void genrand(int &game[][],int &size) { int i,j; for(i=0;i<size;i++) { for(j=0;size;j++) { game[i][j]=(rand()%100); } } } int main() { int size; int game[][]; cout<<"Please enter your Game Size"; cin>>size; genrand(game[][],size); return 0; system("pause"); } [/CODE] This is my code...i read in … |
| | Hi! I have been programming in FreeBasic for 2 years now, and decided to switch to C++ a few weeks ago. This means that I'm not completely new to programming. I downloaded Visual C++ Express Edition 2008, and have already read all 12 chapters of C++ Beginners Guide (well the … |
| | Hi, I am still a newbie to C++ and ran into a strange problem - I am using a static instance variable in my class, as soon as I do so I get an error LNK2001: unresolved external symbol error message - however this only occurs when I am trying …  |
| | Hi, I knw there is a way to convert from 1 managed code to other, but i just want to know how cani use it, i have a code in vc++ 6.0 and i need it in c#.net form vs 2008. wat r the ways i can do it.. Thanks...  |
| | I am having a much harder time than I should trying to deallocate the memory used by an STL map. Some example code: [code] void mainfunc() { testmap(); testvect(); } void testmap() { map<int, float> testmap; for (int i = 0; i < 1000000; i++) { testmap[i] = (float)i; } … |
| | I got a set .net c++ 2003 source code, I need to call some of the functions from it in c# 2005, how can I do? I heard that .net c++ 2003 is managed code it can directly communicated with c#, but I dont know how to do, is need …  |
| | Hello, I have a class with as many objects I need. I am changing the value of some member variables individually here and there, however, now I want to be able to change one specific member variable of all objects e.g. bool visibility at once, so that all objects wll … |
| | Hi there all, Could someone please tell me how I could increase my precision for floating point arithematic? My requirement is that I add a very small value of the order 10^-7 with a relatively big value, say 36.63 and then I want multiply it with 10^7. The problem Im … |
| | Is it possible for me to typecast or convert a type [icode] IplImage* [/icode] to [icode] const char* [/icode] It seems impossible, but i would like to send a frame captured from webcam through a winsock socket directly through memory but the 'SEND' function only accepts type const char *. … |
 | HI, I was trying to learn more about I/O with files in C++ and I can't figure out why this program can't output to the file... [code=cplusplus] #include<iostream> #include<string> #include<fstream> #include<algorithm> using namespace std; char userinp; void print_interface() { cout << "Enter E to Encrypt" << endl << "Enter D …  |
| | Hello! I have a piece of software called X-Mouse Button Control, and its able to intercept mouse events. The website for my mouse had this instead of a driver specifically for the mouse. In the program, I am able to "Intercept" the functions of Leftclick, Rightclick, ect, globally for windows. … |
| | Hi! I'm trying to write a code where I call a number of programs, with each program's output being the input for the next program. [code] WinExec(run11, SW_SHOWNORMAL); //to execute program1 WinExec (replace2, SW_SHOWNORMAL); //to execute program2 [/code] Now the problem is, program2 starts running before program1 finishes, and therefore … |
| | Hey, guys! I need little help for finished my code. I have created the code for analize my text file. I have text file with 2 lines. The program counts the lines of my txt file, length of each line, upper and lower case letters. Code works perfect without errors. … |
| | Hi, I need to write a program that counts how many total iterations are processed in a heap sort. I wrote the program but I don't think it is working properly. I have an array 32 numbers. The sort should go through a total of 160 iterations, right? Since it … |
| | Hi, I have seen a program in a thread that write a program which displays its own source code... How this can be done?? |
| | hi,,,, all can anyone help me getting some topic for c++ project..... i m not getting an idea on which i can work and make a program or project in c++.... vibhu  |
| | i'm with a question related to string comparing...i'm trying to compare two strings (well char pointers in fact :)), im using _stricmp for case insensitive comparison, but even with the conventional strcmp i'm not getting the result i want. [code=cpp] if(_stricmp(value,gen_arr[i])== 0){ file.seekp(-1,ios::end); file.put((i)); file.flush(); file.close(); printf("Editing of field %s … |
| | Hello I have a program that prints a menu & the user is prompted to input a choice(1,2 or 3) if they input anything else, the output should be "Invalid Choice". [B] My Problem[/B] is that if a user inputs anything other than 1,2 or 3, then the program crashes, … |
| | A const member function is not supposed to operate the data member. However, it can operate the data member if it is a reference data type. Why can operate the reference data member even if the member function is constant? It is shown below: two classes: Bird & BirdHouse BirdHouse … |
| | Guys, I have this question, when I run this program, the program suddenly stop and tell me it cannot be runned, could your please tell me my error thanks. Here is the code: [code=cplusplus]#include <iostream> using namespace std; int main() { int student,subject; int marks[student][subject]; int i,count; student=5; subject=3; //Getting … |
| | Hi, I've just came across declaration of this form: [code=c++] void fun() throw(); [/code] Could anyone explain what is the pourpose of this and maybe someone knows good book with thorough explanaition on this subject. Thank you |
| | I've learned Java, C++, and most recently C ( Fall of last year). Seeing how there is a great deal of threads for C++ I'm thinking that I should go for C++. Which language do you suggest? |
| | Hi, is there any function or algorithm that can completely remove a string array element? For example, string mystring = 'x', 'xx', 'xx', 'xxx'; if I want to remove 'xx' and I know the position of 'xx' in the array, I want this : mystring = 'x', 'xxx'; Anything? I … |
| | Before i start my question, i must say i am very sorry for starting another thread for a similar question, as i have read many threads but i didnt really catch the exact answer i wanted. and again i am new and very sorry.(first post) i have been reading C++ …  |
| | Hello I have a function that should store random numbers in an array and also check if there are any repeated numbers. [B]My problem[/B] is that I cannot figure out how to 'repair'/get rid of repeated numbers & make them ...unrepeated numbers? :P Any advice on how I can alter …  |
| | I'm having trouble making a function that centers my results. I cannot find much information depicting how this works exactly. I've found small functions but nothing like I'd like to do. My whole idea is make a function so I can use it at anytime to center my string. Somethings … |
| | can anyone tell me how can i create a function like: [QUOTE]if ("the txt file is blank") dosomething;[/QUOTE] which is checking if the text file is empty and then do something.  |
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