49,765 Topics
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| | Hello, Simple question this time, I hope, I have a program that collects an argument from execution on another program, the argument is the path to a file. Now, the problem is that when I try to read the argument to a string using argv[1], it'll only get the first … |
| | I can seen to fix my linked list, i tried looking into other code for help, but most of the linked list examples online don't even work and are out dated: [CODE]#include <iostream> using namespace std; class list { private: struct node { int data; node *next; }*head, *tail; public: … |
 | I have this code for AlphaBeta implementation and have created versions of the required interfaces that work perfectly (I have debugged them quite thoroughly). Unfortunately my algorithm keeps returning an empty vector and score of 0. Here is the code: [CODE]#include <vector> #include <limits.h> using namespace std; typedef vector<unsigned char> … |
| | i have done coding for the board but now I'm stuck on getting randomizing ship placement for player1 and player2 So far for ship placement all i have is the function prototype. [CODE]#include <stdio.h> #include <stdlib.h> #include <time.h> int placeship( int x, int z[ ][ 10 ] ); // function[/CODE] … |
| | Hi, I've currently got a dilema. I'm aware that from within a C++ program, you can use return values to get data from a function, but I am currently developing a Qt program, and at the moment I have 2 GUI's: 1- Main Window 2- Dialog The main window calls … |
| | I am just starting to teach myself C++ and i have no coding experience so please bear with me on this if I ask you to explain your reasoning behind your response. My code is: // operating with varables #include <iostream> using namespace std; //declarations char STAR; int PRIME = … |
 | Hello could someone explain what I'm doing wrong to get the error: Segmentation fault: 11 when trying to fill in a 2D array from two for loops? Here is the code: Matrix.h [code] #ifndef _Matrix_h #define _Matrix_h using namespace std; class Matrix { public: Matrix(); // Constructor Matrix(int M, int … |
| | Please be easy on me and don't shoot me as I'm still newbie. I'm totally confused and can't for life figure out why when I run this code: [CODE]y = 9; cout << "++y = " << ++y << "\n--y = " << --y << "\ny++ = " << y++ … |
 | Hi, Has anyone any clue why message boxes keep showing 2-3 times after clicking one of their button in Borland? Please answer, I need help. Thanks! |
| | btw this is a part of a battleship code i want to know what the integers a,b,c,d,e,f... do I know this has something to do with placing ships randomly but it is a little complexed for me. I'd appreciate it if someone took their time to explain it [CODE]int placeship( …  |
| | I have a node class that has a pointer to Node indicating its parent Node [CODE] class Node { . . . Node *parentNode; }; [/CODE] I receive a pointer to node in the constructor being the parent Node of the current node being created or a NULL value if …  |
| | any ideas how to solve this?: I am using Visual Studio 2008 for compiling c++ programs and when I press f5(which is at default, the start debugging button) the console window flashes for a bit and then closes, but when I click on start without debugging, the console window stays … |
| | Earlier when I came here I had only a minimal set of utilities and a WinXP comp.. Now i'm here and serious, with kubuntu (and Internet!!!!) and willing to learn all of that dd, mov, eax, and bochs stuff. Here is my delemia: I have a C++ Program, have no … |
| | I have been given a task to send a file (.odt) via e-mail using no external libraries (stuff that doesn't come with GCC on ubuntu) and not using .NET. Compiler: GCC/G++ (with limited access to ACK) OS: Kubuntu 11.10 32 Bit IDE (like it matters): Code::Blocks Help Point Me in … |
| | Here is code which i am using Please check it first [CODE] for(x=0; x<=y; x++){ if(a=x||b=x||c=x){ printf("Value =%d",x); } } [/CODE] In this code x is a base for the loop i want loop till y (variable). Now inside the loop i want to check a condition if x (variable) … |
 | Hi I have a function I use in a win32 dll which downloads the source of a web page to file. The primary windows function used in it is "URLDownloadToFile" in "urlmon.h" But I would like to have a function that downloads directly to a string or char array. I …  |
| | I'm writing a program that adds two hexadecimal numbers of up to ten digits. I'm trying to use the POW function, but for some reason it's underlined. Why is that? [CODE] // hex addition.cpp : Defines the entry point for the console application. // #include "stdafx.h" #include <iostream> #include <string> …  |
| | Here's the code. Uncomment line 9 and you get the following error. [quote] ISO C++ forbids initialization in array new[/quote] Leave it commented out and it works just fine. I'm not sure why it has a problem with one but not the other. Each object is a 16 byte array. … |
| | Hello, I'm trying to create a matrix that dynamically defines the rows and columns.. Now, everything is fine, apart from when I include a function to output the 2D array.. The error: Matrix.cpp:20: error: invalid types ‘double[int]’ for array subscript ... The code is: Matrix.cpp [code] #include <iostream> #include "Matrix.h" … |
| | Hello Daniweb users, i wanted to ask you guys , if you can help me with making a game with C++, Do you know how to do it? or any suggestions? I prefer RPG Game... So if you have any suggestions, could you help me? Thanks, Jordan  |
| | Hi, I'm an absolute beginner in Visual C++ (Express Edition 2010). I've just been trying out this very simple program, and I can't get to use the '\b' tag like I did when I used Turbo C++ v4.5. The cursor moves backwards, but the text does not get erased, as … |
| | Hi, I'm having a major problem with passing GCC link flags in Xcode. I created a C program that creates and runs a neural network using the FANN library. When I compile this command line I use the command [CODE]gcc main.c -o train_test -l fann[/CODE] to link the fann library … |
| | I need an algorithm that finds how many prime numbers are in a set interval; the interval maximum range is 1 000 000 so a brute force method of checking every number is kinda inefficient |
| | what is FPE? how do i correct this in my program....tried everything...:sad: [code]#include<iostream> using namespace std; int factorial(int a) {int f=1; for(int i=1;i<a+1;i++) { f*=i; } return f; } int main() { int factorial(int); int n;cin>>n;int x=n/2,y=n%2,d,e,f,sum=0; for(int i=0;i<n;i++) { d=factorial(x+y);f=factorial(y); if(x==0) { e=1; } else { e=factorial(x); } if(y==0) … |
| | btw this is a part of a battleship code i want to know what the integers a,b,c,d,e,f... do I know this has something to do with placing ships randomly but it is a little complexed for me. I'd appreciate it if someone took their time to explain it [CODE]int placeship( …  |
| | i have made a (not soooo good ) game using vs2008 i have a controller class which holds a level loader class once i quit the game i do [CODE]delete Controller // from the main file[/CODE] which goes to the controller destructor : [CODE]Controller::~Controller(){ delete screen; delete loader; delete eventer; … |
 | [CODE]#include <iostream> #include <windows.h> #include <conio.h> using namespace std; int selectHero(); void Str(); void Agi(); void Int(); void Kunkka(); int Item1(); int Item2(); int ChooseI(); void NormalAtk(); void AInormalAtk(); void Choice(); void Attack(); void Skill(); void Defend(); int Run(); void AIchoice(); void AIattack(); void AIskill(); void AIdefend(); int AIrun(); void … |
 | Here is a sort of description to my yet-unimplemented AI agent to play tic-tac-toe. It doesn't have to win, it just has to work, and my description of it has to be good. Tell me what you think: [code] /* "RATION_AL" The goal of my agent is to implement an … |
| | [CODE]char *ReadFile(string& filepath) { string buffer=""; char temp_char; ifstream file; file.open(filepath); while(!(file.eof())) { file.get(temp_char); buffer+=temp_char; } size=buffer.length(); char *result1=new char[size]; for(int i=0;i<buffer.length();i++) { result1[i]=buffer[i]; } file.close(); return result1; }[/CODE] code looks pretty normal right? but when I run it with the rest of the program this happens... [url]http://imageshack.us/photo/my-images/267/chararray0001.jpg/[/url] [url]http://imageshack.us/photo/my-images/28/chararray0002.jpg/[/url] [url]http://imageshack.us/photo/my-images/11/chararray0003.jpg/[/url] … |
| | guys i have a little problem in my file handling program that is i cant get the whole file to be saved just the end portion i want to know why this happens and how to counter it [CODE]// file handling flag testing and practise.cpp : Defines the entry point … |
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