49,756 Topics
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| | Dear friends, do you know how to convert the following codes from C++ into C# ? Thanx for your helps Duy BK [CODE] #include <stdio.h> #include <stdlib.h> #define max 100 int isdigit(char ch) {return '0' <= ch && ch <= '9';} int isoperator(char ch) {return ch == '+' ? 1: … |
| | hi; i m student of MCS-1 i want to make a project in c++; in dat i want to make window... can any one hlp me and tell me how an i do so...?  |
| | hi guys im having an error with my code but cant seem to figure it out. its a windows form and im just trying to make it function but the compiler gives me these errors: [code] 1>c:\\\desktop\\c++\twisttut\twisttut\Form1.h(89) : error C2059: syntax error : '{' 1>c:\\\desktop\\c++\twisttut\twisttut\Form1.h(89) : error C2334: unexpected token(s) …  |
 | Hello, I have been attempting to create a fast class for OpenGL's Vertex Buffer Objects. I finally got all the libraries to work and now i am getting a sigseg but cant see why. Can someone find my error? (I will keep looking too) [CODE]#ifndef GLMODELS_H #define GLMODELS_H #ifndef GOODGL … |
| | [CODE]#include <sys/types.h> #include <sys/wait.h> #include <stdio.h> #include <unistd.h> void *thread(void *vargp); char **ptr; /* global */ int main() { int i; pthread_t tid; char *msgs[2] = { "Hello from Thread A", "Hello from Thread B" }; ptr = msgs;for (i = 0; i < 2; i++) pthread_create(&tid,NULL,thread,(void *)i); pthread_exit(NULL); … |
| | I am having trouble replacing the numbers on my Tic Tac board with the X and O from my if and else if statements. I would also like to know how to make sure how to keep the X and O in place without it being replaced after every loop. … |
| | hi Is there a way to pass a structure into a function in C++? ie if I have a structure of data, can I pass it in and use all the members without having to pass them indevidually? I basically want to pass team data into a function and that … |
| | error: ‘void __stderrp(MattsMatrixSpace::Vec)’ redeclared as different kind of symbol I have a function called "stderr" in my program. I'm not sure where the "__" or the "p" came from. Any idea what this error is related to? PS, the next error is: /usr/include/stdio.h:169: error: previous declaration of ‘FILE* __stderrp’  |
| | Meant mostly for windows, uses system("cls") although you can simply set USE_NON_STANDARD_CLS to false and it will use newlines to clear screen. Test it out. [code] /** * Note: Use at own risk, this is just for fun */ #include <algorithm> #include <iostream> #include <vector> #include <string> #include <windows.h> #include … |
| | Hello, I would like to know how to read multiple files without using DIR. For example, program will search ".bin" file and create a new variable for the file. But the exception is my compiler does not know the directory (like opendir or readdir). I am doing dsp programming. I …  |
| | Hi, First of all i am a newbie, trying to learn machine vision... I am trying to use opencv 2.3 in visual studio 2010 on windows 7 ultimate(64bit). I tried in various ways like pre-built versions, built using vs 2010 from SVN source and not even a single attempt is … |
| | Hi All.. I using VC++ 6.0..with windows XP.. I have bmp image which I would like convert it save as jpeg format.. can anyone teach me the steps..?? Thank you.. Shizu.. |
| | Hi! I created an object (Jack the Pig) in the dynamic memory (heap). Because it is a pointer, I can erase it by delete. So I deleted Jack the Pig, but it is not deleted, because Jack->Row function still is working (writes out Rooooow). Why can Jack->Row function still work, … |
 | if you have read or use [U]Learn C++ in 24hours [/U]is it a good book to learn formor object oriented Programming in c++ is that a good book to learn OBJECT oriented programing to learn graphics... |
| | Hi everybody I'm not sure where to put a question like this so forgive me if I'm in the wrong spot. I've just passed my college course C++ (had VB.net experience... if it matters) with a B. Is that knowledge enough to get a job somewhere or do I need …  |
| | Hi there, I'm having some real issues with restoring a piece of legacy software at my workplace. I have an offending line of code that I can't debug. [CODE]bFound := tblComp.Locate('CompPhone;Title;AddLine2', VarArrayof([sPhone, sTitle, sAddLine2]), [])[/CODE] When the script gets to this point sPhone, sTitle and sAddLine2 are correctly populated. When … |
| | Hi everyone, Does anyone know how to tell if all elements in an array but one are the same. I know how to check if all elements are the same but this other problem has me stumped. Any ideas would be great Thanks |
| | Hi all, I am new to C++ and I am having trouble with the syntax. I am suppose to write code for this question: //Write a program in which the funtion main prompts the user for one of the six letters a, b, p, q, x, or y. The function … |
| | Hey everybody, I need a way to browse your computer's files from a program without the use of a separate dialog box (I'm running in fullscreen, you see). It should start from a specified default folder and list all folders (except hidden ones) and files of a specified format in … |
| | [CODE]#include<stdio.h> void main(void) void change(void); int x=4,y; y=x; { printf("\n The value of x is = %f and the value of y is = %d",x,y); change(); printf("\n The value of x is = %d and the value of y is = %d ",x,y); } void change(void) { x=x+3; } [/CODE] … |
| | I've been attempting to do a basic XOR encoder but I got this problem: Everytime the result of the XOR operation is 10, the app writes 0xA 0xD, and I can't avoid this. Code: [CODE] #include <iostream> #include <fstream> #include <stdio.h> using namespace std; char* readfile(char * filename,int* size){ int … |
| | Hi, I'm pretty new to C++ but have a lot of experience in Python. In python its pretty straight forward to make functions that both take arrays/vectors as input and return arrays/vectors. My thought here is to make a function to calculate the gravitational force between to bodies with mass … |
| | sir i created the strucutre. and i created the vector. i push the structue in the vector how to send the vector to the server . in the socket programming under windows. in c++  |
| | [B]What kind of windows version do i have?[/B] i need to know what version of Windows i have for costomer service from iTunes, but i dont know what version, Windows 7, Windows Vista or what, so how do i tell |
 | Is there a GUI Builder for Code::Blocks, something like BOA for Python? Greetings, Emir  |
 | Hi, i am trying to make a BMI calulator and here is my code: [CODE]#include<iostream> #include<sstream> #include<fstream.h> using namespace std; int main (char argc) { double ff1; double ii1; double ww1; for(;;) { system("cls"); cout << "Enter feet." << endl; string f1; cin >> f1; stringstream(f1) >> ff1; if(ff1 >! … |
 | I'm not sure where this post fits, but after staggering here and there I Thought I would throw it here! I find difficult to make coordinates by hand (Not very good at x-y-z though I know the XY coordinate). Is there a tool that will allow you to draw let … |
| | Why does it always return true?! No matter what I do it says the bitmaps are the same.. I want it to tell the difference between the two bitmaps.. like if they look alike with a slight tolerance to make sure that it doesn't have to be a perfect match.. … |
| | I'm trying to display rotating "HELLO!" in my program, but instead i get a just flashing "HELLO!" rather than rotating "HELLO!" which is mean to display 'H'1st, then 'E', then 'L' and so on in new line. Hope some master here can point out my mistake. [CODE] #include <iostream> #include … |
| | # include <iostream> using namespace std; int main() { cout << "By this program you can know about Whether a number is a or not" ; cout << "Enter a number less than 1000 :- "; int a,b,c,e,f,g,k ; cin >> a; if (a < 1000) b=a/10; k=b+2 ; c=a-(k*10); … |
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