49,766 Topics
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| | can you guys suggest a way for me to code c++ without using IDEs? a link or two could really help |
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| | Dear all, I am new in using Borland C++ and I face a difficult problem to solve. I would be most grateful if you gave me some advice on it. I use Borland builder 6, with winXP+SP3 I have created a dll (mydll.dll) which opens a binary file, makes some … |
| | Cause of Problem. Issue is generating from OCI API. When we select same fields multiple times in a query. then OCI API is not returning record count of same table. it is generating/adding new record into same table? i.e if MNAME with VARCHAR2(30) then in new record MNAME field value … |
| | How can I define this algorithm to calculate the matrix that has uneven nr of rows and columns? //============================================================================== // // Linear System Solution by Gauss method // // // //============================================================================== #include <iostream> #include <stdio.h> #include <windows.h> #include <cmath> //============================================================================== void VectorPrint(int nDim, double* pfVect) { int i; printf("------------------------------------------------------------------\n"); for(i=0; … |
| | Hello I am really new in c++ but I read a lot of books. But I haven't found in any book how to add an interface to my program. So, what is necessary that the program to not run in the windows console? |
| | write a programm which out put is a triangle example 5 4 4 3 3 3 2 2 2 2 1 1 1 1 1  |
| | Hi guys. Just joined the forums. I was quite an admirer for this community and the source codes here really helped me in learning process and for that i thank you. I am a student of 1st semester in BS(CS). I want to become a Game Programmer and am trying … |
| | Hello I got a little problem with winapi programming I can edut dialogs graphically with resource editor but is there any way to edit mainform in similar way? Writing on iPod so there may be typos  |
| | Hi guys, Im doing this project in VC++ 2005. I cannot seem to get the size for my directory. No error is returned when I use GetLastError(); Both Low and High are coming out as 0. I do get a handle value for MF ( dunno how to verify if … |
| | hello all please help .. whenever I enter a path it tells me it cannot open the file here is the code: [CODE]# include <iostream> # include <fstream> # include <iomanip> using namespace std; struct count_type { int count; double percent; }; void intial_struct(count_type count[]); void open_file(ifstream&, ofstream&); void counter(count_type … |
| | Hello I have made a simple win32 application that converts temperatures. [B]Problem:[/B] I am displaying a bitmap image in a static control that is scaled using StretchBlt(). But when the application runs it goes into an [B]infinite loop, doesn't display the bitmap & crashes[/B]. I believe the problem is either … |
 | Hi everyone , I have an edit control and 2 APIs for saving text from and loading text to the edit respectively. However, when I load text, instead of giving out the exact alphabets in the text, it gives chinese!! Please, I need help to tackle this problem,any psitive help … |
 | I'm trying to make a 50x50 board of 50 pixel by 50 pixel squares. However, when I run this code, it only gives me one square. Does anyone have any idea what I'm doing wrong? [CODE] #include <iostream> #include <allegro.h> using namespace std; int xgen = 0; int ygen = … |
| | Why do I have a syntax error in this line ? I think that everything is correct fMaxElem = fabs(double pfMatr[k*nDim + k] , int k); // error C2059: syntax error : ')' m = k; for(i=k+1; i<nDim; i++) { if(fMaxElem < fabs( double pfMatr[i*nDim + k], int k) )//error … |
| | Can anyone tell me what to do to solve this error? [CODE]#include <iostream> #define MATRIX_DIMENSION 4 int WSACleanup (void); int main(int nArgs, char** pArgs) { int nDim = MATRIX_DIMENSION; double fMatr[MATRIX_DIMENSION*MATRIX_DIMENSION] = { 1.0, 2.0, -1.0, -2.0, 1.0, 3.0, -1.0, -2.0, 2.0, 1.0, 1.0, 1.0, 3.0, 1.0, 2.0, 1.0, }; … |
| | Hello! I'm having some problems with constructor initialization,mainly because I have object members and vectors within classes. I have a class Factory in which i have 2 object members(base and dumpster),a vector of Floors and a set of Robots. Each Floor has a size(lin,col) and a member object Cell which …  |
| | [CODE]#include <iostream> #include<string> using namespace std; long int NN; int x=0; class node *temp, *temp2 ,*start; class linked_list { public: class node { public: char name[20]; long int national_number; char residance[25]; node *nxt; }; //---------------------------------> linked_list() { node *start; start=new node; cout<<"NAME : Hussam Adel Abu Lubbad"<<endl; cout<<"nathiona number : … |
 | Hi everyone... I have a silly problem.. Somehow I managed to faceroll or something, hitting a shortcut which shows all indents as arrows and all spaces as dots. Here is a picture of the problem: [url]http://img97.imageshack.us/img97/8789/problemyf.jpg[/url] I've looked the options through, but since I don't know what this thing I … |
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| | [code]#include<iostream.h> #include<string.h> struct node { node*next; int data; }; class stack { private:node*top;node*top2;char c; public: stack() { top=NULL; top2=NULL; } void push(char c) { if(top==NULL) { top=new node; top->data=c; top->next=NULL; } else { node*temp=top; temp->data=c; temp->next=top; top=temp; } } void pop() { node*temp=top; char x=temp->data; cout<<x; top=top->next; delete temp; } …  |
| | i would like to ask for help regarding my problem, it's like this... I have a txt file and inside it looks like this OL001 bob red 13 OL002 jack blue 13 OL003 paul yellow 14 so if my program starts it will ask for the OLXXX and return each … |
 | What does this cin.clear() and cin.ignore() means? this is the part of the code : [CODE] while(1) { cout<<"Enter the Product ID :"; cin>>product[i].id; cout<<endl; if(cin.fail()) { cout << "\t\t\t\t\WRONG ID DATA!" << endl; cin.clear(); //what does it means?? cin.ignore(1000, '\n'); //why 1000?? continue; } break; } [/CODE] thank you … |
| | Hi, I'm using a Form generated application. Its definition starts with: [code]public ref class Form1 : public System::Windows::Forms::Form { public: Form1(void) {[/code] When I'm inside one of its method, I can use calls like: [code]this->StartPosition = FormStartPosition::Manual;[/code] thanks to the this pointer. How can I do this kind of calls … |
| | Hi I've found a strange problem on ubuntu64bit, that limits the data you are allowed to allocate on a 64bit platform using the c function 'read()' The following program wont allow to allocate more that 2.1gig memory. [CODE=c++] #include <stdio.h> #include <stdlib.h> #include <err.h> #include <fcntl.h> #include <sysexits.h> #include <unistd.h> … |
| | visual C++ conversion of decimal to binary,binary to octal,octal to hexadecimal.. |
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| | I am a beginner of c++ I just built a very simple Hello World program but nothing output to the screen what's the problem? Thanks in advance. Here is output message: 'HelloWorld.exe': Loaded 'D:\Visual Studio 2005\Projects\HelloWorld\debug\HelloWorld.exe', Symbols loaded. 'HelloWorld.exe': Loaded 'C:\WINDOWS\system32\ntdll.dll', No symbols loaded. 'HelloWorld.exe': Loaded 'C:\WINDOWS\system32\kernel32.dll', No symbols loaded. … |
| | Hi, I'm trying to construct my first Doubly Linked List, but am having trouble compiling. This is my program: [B]main.cpp :[/B] [code=c++] #include <iostream> #include "node.h" #include "doublylinkedlist.h" using namespace std; int main() { system ("PAUSE"); return 0; } [/code] [B]node.h :[/B] [code=c++] class Node { public: Node *pointertonextnode;//pointer to … |
 | when I right click a file ( with .ghh extension) a menu appears in Windows. How can I add a tab to it? when I select the tab my program runs & processes the file. (API programming) |
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