General C++ Programming - C++ Forum

Hi again #define NO_ERROR 0 #include <fstream> using namespace std; int main(int argc, char * argv ){ char output ; int ioutput...

[5 replies] Last: They didn't load faster in which program? File format? ASCII text? Dep... (by Magnus)

by thetransltr

Image Processing

Is there anyway that i can scan all pixels in a bitmap or any image file?

[no replies]

by maugly

Insert VS Overwrite mode

Hello all!! I have a little question. I use the fprintf command to input some text to a file but when I use it it just works in Overwrite mode. I enter some t...

[1 reply] : In advance, the usage of streams instead of the old C functions, that ... (by Magnus)

by Miaaa72

Password combinations

hiiiiz i have a question... how can i write a program that generates all possible combinations for a number of letters. like if i had 4 digits... the numb...

[2 replies] Last: You cannot generalize that. It depends on the underlying alphabet. If ... (by Magnus)

by Filobel

Calling a scheme program

I have a program written in scheme and I would need my c++ code to start the program and read the results. The imput for the scheme program are files, so that'...

[1 reply] : Take this as a first step: http://msdn2.microsoft.com/en-us/library/ms... (by Magnus)

by SJOO

urgent!! who can help me...

1. Write a program that can solve the arithmetic operations of three well-ordered arrays namely A ={12, 45, 76, 82, 34, 58}, B ={-1, -5, -8, -3, -6, -4} and C =...

[3 replies] Last: ya... (by SJ15264)

by mvderroo

How to return a multidimensional array with a function?

Hello I would like to return a matrix with a function, can anyone help me? grtz Mike

[5 replies] Last: Actually, it's been a great day. Been out skiing in the nice weather, ... (by ropez)

by jdstufu

multidimensional vector, how to

Im trying to make use of a vector container to hold my matrix. But I dont know how to configure the vector container to be multidimensional. How does one co...

[11 replies] Last: Thank you Sir Ropez. Indeed there are a lot of ways on how to do it... (by jdstufu)

by lcolonniello

Load Dll

Hi, I must load some function and an object from one Dll file ! I've not header file , there is a way for do it? Must I create my header file knowing DLL ob...

[2 replies] Last: Thank you , I've already tried , the problem is that I would to load a... (by lcolonniello)

by crazmin

Copy text to another txt file in binary

I have problems with converting text to binary. I need to convert the text in character.txt into binary and print the binary in bcharacter.txt i've got this ...

[1 reply] : Now, by binary, do you mean ones and zeroes? despite the name, the ios... (by magicalblender)

by zanderela

help... Randomizing in c++?

hi i wrote a trivia program but i want to improve it by randomizing the questions in it. but how do i do it? thanks:D main() { int l; clrscr(); gotox...

[1 reply] : rand() returns a random number between 0 and a number RAND_MAX, which ... (by magicalblender)

by amrcn

templates again

Alright, I'm working on a templates project. And man does it suck. I keep getting the error: ISO C++ forbids declaration of `(blah)' with no type And it m...

[1 reply] : I assume you have some sort of class that uses a template: templat... (by Ganon11)

by ozone95

Loading error

I'm relatively new to c++. I use the DEV-c++ compiler,and for a while I've been trying to print bitmaps on the screen. But when I use the LoadBMP() function I...

[7 replies] Last: If you want to upgrade your code from "C style", to "C++ style" here's... (by ropez)

by shotjase

binary search

Hey guys im trying to get a binary search 2 work but i cant seem 2 get it properly this is part of my code so far... printMenu(); int num; ci...

[1 reply] : Binary search? You're in luck, another user had that exact same proble... (by magicalblender)

by graciawang

how to compute binomial distribution without overflow?

I need to compute the value of binomial(n, k)=n!/k!(n-k)! * (1-p)^n * p^k. When n and k is very big (e.g. n > 160), the step to compute n!/k!(n-k)! is always...

[2 replies] Last: Forget about the version I posted, it doesn't work. I think your co... (by ropez)

by kanesoban

.gch file not recognized ?!

Helo, using Codeblocks, when i compile my project, i get the following message: fel12.h.gch: file not recognized: File format not recognized The only p...

[3 replies] Last: Have you deleted the .gch file from your project folder; you should ... (by closed account z05DSL3A)

by Filobel

error C2011 : 'struct' type redefinition

Hi, I'm trying to compile someone else's code. The problem is, he used gcc to compile, but I need to compile it with visual c++ 2003 (I need to include the cod...

[3 replies] Last: I don't think values.h is a standard file...but you might also want to... (by firedraco)

by Book

Why does this simple function crash?

Hello, I wonder if you can tell me why this simple sorting function crashes.. void Sorting (int p , int d) { int* O=new (nothrow) int , *V=new (not...

[5 replies] Last: Well p is the original array to be sorted, Q is the array to hold th... (by Book)

by kanesoban

problem with header files

Hi, i'm trying to learn to use header files. For this purpose, i created the following files, and linked them together (i use Codeblocks): main.cpp : ...

[4 replies] Last: As I understand it, as long as "using namespace …" directives are us... (by closed account z05DSL3A)

by soyuz

DLA simulation

I generate a Point and make it do a random walk and stop near r< rmin. Now I generate another point and do the same etc. But how can I tell a point that he meet...

[2 replies] Last: thanks SteakRider! (by soyuz)

C++

Forum

General C++ Programming - March 2008 (Page 3)