49,757 Topics
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| | This code should be complete but I cant get it what the problem is. It is a very strange thing that happening. I might need a professional eye to see if the problem could be found :) The problem is this: The mainthing is that I am using a for … |
| | Hello, I've been trying to develop a simple client/server application that uses the bluetooth USB dongles of 2 PCs using windows sockets and the bluetooth support provided in the windows platform SDK I can create the sockets fine, but when I go to invoke "bind" or "connect", the program spits … |
| | this may be in any of the three lang i.e c,c++,java i have got the algo but not able to solve it :P the question is that there may be at most 50 ballons in 3D whose coordinats should be enter by the compiler and there is a shooter who … |
 | Hi! I'm new to C++ programming. I learn some C++ from my friend, and now I want to learn my self and I don't know where to start. First things is I don't have a software or program to wirte C++. Can I get it free from internet? I think …  |
| | Hi..i need to know how i can make test with time.. I have implemented genric dynamic array with sorting algorith descending ascending and also operator overloading so ineed to test every function + sorting algorithm and it is template i do not know how to do that plz...help...  |
| | How can we delete a particular RegistryKey from the registry I want to delete it when the application get closed |
| | I have a c++ com code with source code now want i want to do is use the public class of that source code in my project( similarly the way in which we can add dll in c# and get acces to public class) .The class are not exported also … |
| | Here's a problem we were assigned for homework. It deals with functions, and I'm not entirely sure how they work. The problem is : 1. Write a program that calls the following function. ///////////////////////////////////////////////////////////////////// // function: print_splash // // formal parameters: none // // preconditions: none // // return value: … |
| | Does anyone know of any good C++ software that is free and worth the download? Thanks for Replies!! (if any) :icon_wink:  |
| | The compiler gives me a error C2955: 'Node' : use of class template requires template argument list. Some one wanna look it over and gimme some tips? [code] //list.h #ifndef LIST_H #define LIST_H #include "node.h" #include <iostream> template <typename T> class List { private: Node * m_head_node; Node * m_current_node; … |
 | I have a bank account project using inheritance that I have to do for my C++ class, and some suggestions would be great as how to go about doing this project. Here's what we have to do. "Design a generic class to hold the following information about a bank account: … |
| | I have a vector that contains these elements( std::vector<string> Values(6); ) What I wonder here is how it is possible to remove "dublicates" from Values(6) ? As in this example there is 2 dublicates that are exactly the same. 5,1536 5,1537 5,1538 5,1537 //This is a dublicate 5,1538 //This is … |
| | [code] #pragma once #include <iostream> /* * Author: Makhdoom Shah 4872 * Date of creation:22/2-2008 * Date of revision: * Revesion #: 1 */ using namespace std; //typedef double itemType; // need for another type, change it here template<class T> class dynarray { public: dynarray( int s = 0 ); …  |
| | Hi to all, it's been a long time since the last time I participated in the forum, I hope everybody are OK. I need your help with the following issue: I have a DLL that is used in a Web Application (ASP not APS.NET) and I need to debug it. … |
| | I have a random question, but how would you link a string into a char? To explain the program, it reads from a standard input character by character. Then it rewrites the it to make the output characters from uppercase to all lowercase.. if you would like to see what … |
| | I am currently trying to write a Telnet Client program in Visual C++. I was wondering if anyone knows where I can find a tutorial on how to write the protocals for telnet, or how to connect to a telnet server. I have written a small "chat" program (the one … |
| | me and my amateur code again :$ This time if works somewhat fine, but gives a error table. any ideas mates? [code] #include <iostream> using namespace std; long fib_sk(int); int fib_mas(int); //=========================== int main() { int iSk; cout<< "element count- "; cin>> iSk; if (iSk<0) { cout<< "need positive value … |
| | May I ask you for help, how can I compare the elements of an array. I have to use threads, but I don't know much about it. For every 2 elements I create a thread and it compares them. The thread writes 0 in the element that is smaller and … |
 | [code=cplusplus] #include<iostream.h> #include<string.h> int main() { int x; cout<<endl<<"enter x:"; cin>>x; int temp=x; int count=0; while(temp!=0) { count++; temp=temp/10; } char *p=new char[count+1]; for(int i=0;i<count;i++) { *(p+i)='\0'; } for(i=count-1;i>=0&&x!=0;i--) { *(p+i)=x%10; x=x/10; } *(p+count)='\0'; cout<<endl<<"converted string : "; for(i=0;i<count;i++) cout<<(int)*(p+i); // int type cast used , if not used then … |
| | Is it possible to find out the number of signals which are in the signal mask. If so, how? |
| | How to make your program to be fast. 1. Use Pre Increment or Pre Decrement in place of Post Increment or Post Decrement operator. i.e. use ++i or --i in place of i++ or i--. Because ++i operator take increment and save it i.e. One CPU Instruction is required for … |
| | If my startform is Form1 and I will open Form2 from Form1 and press a button with this code on Form2. Form2 will close. Is it possible to write something here so the whole application will close wich meens both Form2 and Form1. [code] this->Close(); [/code] |
| | Hi, I would like to define a function, but I get errors... What's wrong with this? [CODE] #include <cstdlib> #include <fstream> #include <iostream> #include <ctime> #include <cmath> #define N 5 using namespace std; const float M_2PIf = 6.283185307179586476925286766559f; const float M_PIf = 3.141592653589793238462643383279f; const float epsilon = M_PIf/(1e-06f); /* -----------------RANDOM_GENERATOR------------------------------- … |
| | i am new to the c++ prog. the main problem with me is that i have no teacher to teach me c++ prog. so i am doing it by myself. so i want to ask u that which kind of book should i use to understand the c++ and do … |
| | [code=cplusplus] #include<iostream.h> class mat { int **matrix; int row,col; public: mat(int r,int c); void get_element(int a,int b,int value); int &disp_element(int a,int b); int getrow() {return row;} int getcol() {return col;} friend mat operator + (mat &m1,mat &m2); friend mat operator - (mat &m1,mat &m2); ~mat() { delete matrix; } }; … |
| | Hi, I have a problem compiling a project in Dev-C++ (MingW32). For some reason I can't assign an iterator from map::erase(iterator). My sources (MSDN) for map::erase(iterator) says that erase(iterator) returns an iterator... Does anyone know what I'm doing wrong? [code] bool TCPIPRedirectManager::poll(){ bool haveMsg = false; for(map<ConnHandle, TCPIPRedirect*>::iterator it = … |
| | There are two way to define a character array constant: 1. const char* const OUT_STRING="hello world"; 2.const string OUT_STRING="hello world"; which one is better? why? |
| | new guy in this sphere, dont bash too much :S [code] #include <iostream> using namespace std; int main() { int x,y; cin>> x; cin>> y; if (x==0) cout<< "x = 0"; else cout<< "x isnt 0"; return 0; } [/code] this piece works ok but if i add 1 more … |
| | can any body here knows how to create a program that will count the vowels and constants for example: the quick vowels:3 constants:5 can any one help me or can any one have idea on doing that using #include <string.h> |
| | Hello there! I was asked to replace the bitmaps in an existing software. The software was compiled using Visual C++ 8. Do you guys have any idea how to go about this? Cheers! |
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