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Member Avatar for naraayanan

Hi friends, This is my first post in this Site. I want to create a file from One device data .In that device connects via USB Cable One end.Please Help me. How can i achieve this?

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Member Avatar for daviddoria

There are two classes, ImageBase, and template <T> Image in a library I'm using. I want to store many of these images in a container, and then pass them to a function templates that expect an Image<T>. The only thing I knew to do was store ImageBase* in the container: …

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(Following up on this discussion : [url]http://www.daniweb.com/software-development/cpp/threads/405285/1732795#post1732795[/url] ) Is it ok to store data in a Visitor class? In the case below, I have a Visitor named PixelWisePatchPairVisitor that internally needs to itself use a visitor. At some point the Image to visit needs to come into the picture. In …

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Hello, I have what seems to be a very common problem but after doing much research and trying to fix myself, I am unable to resolve the issue. I receive the following error when compiling my win32, directx 9 program: e:\...\game.cpp(228) : fatal error C1004: unexpected end-of-file found I receive …

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Member Avatar for deluksic

Well... im making some kind of graphic engine for console in [B]c++[/B], ASCII based, just for exercise... anyways, i was wandering, can i print text [B]faster[/B]? Right now i'm printing the whole map of characters (pix[160][120]) in a [B]single line[/B], so it is fast, however i need it faster cause …

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Member Avatar for smurfy

Hi everyone, I'm trying to pass data to managed object arrays. In this case i got no errors also no correct output. So what's wrong in the code below ? Please help. PS. This code writes " MyDataType" on textBox1 ??! [CODE] ******************* * MyDataType.h * ******************* using namespace System; …

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Member Avatar for twooften

I am running trough the [url]www.winprog.org[/url] tutorial, I have run into yet another error. [CODE] #ifndef __BORLANDC__ #include "winres.h" #endif [/CODE] it says it cannot open "winres.h", which I would agree with because it is not located on my computer at all! Is this file part of some other program, …

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Member Avatar for Karlwakim

Hi everybody, I am learning c++, i tried to learn java but it seams hard. do you personally think that learning c++ will make me understand OOP in a bad way ? Is it better to learn c++ before java or vice versa ? Is java slower than c++ (Some …

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Member Avatar for Hajira Khanum

Hi! I would like to develop applications using c or c++. but i have no idea how to start with it, i did try the search engine but didn't get a satisfactory answer. can i get some ideas and examples please:-/

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Member Avatar for daviddoria

I have been working with this code for quite a long time now, and I continually refactor and refactor and just keep running into different forms of the same problem. In the last couple of weeks I've tried to take a step back and really think about the design, motivated …

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I've got a worksheet which asks me to ask the user to enter a beginning and ending value. Create a for loop using these numbers. Also ask the user to enter another number. The program will search for multiples of this value. a. The total of all values in the …

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Why is this? [CODE] int kitty(GtkWidget* widget, float* foo) { if(*foo != .5f) std::cout << "this usually occurs" << std::endl; } int otherFunc(void) { float foo = .5f; //assume widget has been created g_signal_connect(G_OBJECT(widget), "clicked", G_CALLBACK(kitty), (gpointer)&foo); }[/CODE]

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Member Avatar for kchyn

I have code that is very computationally intensive and very SSE-capable. The vs2010 compiler only supports up to SSE2 (from what I remember) So my obvious choice is to switch to a compiler that supports SSE4. I don't want to write any extra parallelizing code, (I just want to enable …

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Member Avatar for Tester2

Found some neat graphing software for 2D and 3D applications at CodeProject. Looking forward to using with MS VC++ Express, which I just downloaded and installed. Can I do this? Is it legal? The creator offers what seem to be some options, but I'm not sure the header files are …

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Member Avatar for mrnobody

Hi, I've been searching the net to try to find solution but i still can't find it despite searching it for hours. I've got a user control in a form. From the user control, I plan to do 2 things. 1) In the parent form, i got function example FunctionX(). …

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Member Avatar for Panathinaikos22

Hello, how i can draw text to monitor, i dont want to draw it on program form, i just want to print an text in the screen :) TextOut & DrawText i think draw text on form :/

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I just start to learn it and I tried to find out what are the difference between virtual and not virtual class functions. For this a use a base class with a virtual function which Constructor made the impossible possible - here is example how you can cheat the compiler …

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Hello daniweb, I've been having problems with a program I'm trying to make, in my function definitions, I'm trying to reference the output of one function in the other's definition, but not sure how to, I'm guessing pointers could help me but I'm not sure how to use them: These …

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Member Avatar for sameerge

hi guys Can anyone write a C++ program for me which convert military time to standard time without using return function. write a simple program which start from #include<iostream.h> #include<coino.h> void main() { . . . . . . . getch(); }

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could anyone please help me to create a sphere using triangles?? i've searched a lot but all of them only describe creating a sphere using some library packages

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Member Avatar for Karlwakim

Hi everybody, I wrote a game in which you have to guess a number generated randomly,but when i try to assign a random number to the variable, it just doesn't work but it compiles fine. The code : [CODE]#include <iostream> #include <cstdlib> #include <ctime> using namespace std; int main () …

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Member Avatar for sidra 100

hey. can i transfer pictures through sockets using c++? how can i do it if its posible.

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Member Avatar for Run.[it]

Could someone explain the use for both? Ive got a rough idea that cin.get() pauses the program and cin.ignore() is to clear the input buffer. But could you give me examples when you'd use them and why? Cheers.

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Hi, I'm trying to write text using SDL_ttf I've set up everything according to this tutorial on lazyfoo ([url]http://lazyfoo.net/SDL_tutorials/lesson03/windows/msvsnet2010e/index.php[/url]) but when I compile my program I keep getting this error: fatal error LNK1104: cannot open file 'SDL_ttf.libkernel32.lib' Did anyone have the same problem? I don't know what I'm doing wrong. …

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Member Avatar for DigitalPackrat

I have been assigned to write a program to print the calendar of a given year. Its almost complete, but, I haven't yet found a proper algorithm to find the first day of the year which is required by the function to print the calendar year. Will provide the code …

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Member Avatar for MosaicFuneral

As the title says - it's reporting, "The specified service does not exist as an installed service." I'm running this as an administrator and have a successful ALL_ACCESS handle to the SCM. At some earlier points I did have some trouble with the narrow to wide conversion. I believe that's …

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Member Avatar for senergy

Hello, how can I make my program (I'm using dialog as main window) to "block" everything (like when u are running some program that needs admin permissions) so u won't be able to do anything until u select "yes" or "no" except minimize and exit + what's the message for …

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Hi i would like to build a c++ game with SFML graphic library now i see sprites can move using floats ( sprite.move(+x,+y) ) how do i connect between the graph ( configured by a matrix ) and the graphic library? since the graphic library uses floats and set positions …

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You are the owner of a hardware store and need to keep an inventory that can tell you what different tools you have, how many of each you have on hand and the cost of each one. Write a program that initializes the random-access file hardware.dat to 100 empty records, …

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Error: Debug Assertion failed: Expression: BLOCK_TYPE_IS_VALID(pHead->nBlockUse) Code: #include "stdafx.h" #include<iostream> #include<stdlib.h> #using <System.dll> #include< math.h> #include< time.h> #include<List> using namespace System; using namespace System::Collections::Generic; using namespace System::Linq; int someSize=2000; # define SIZE 20 class queue { int aMsg[SIZE]; int front; int rear; public: queue(); ~queue(); void insertMessage(int i); int removeMessage(); …

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