51,593 Topics
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 | Hi all, I am working on a C++ application which involves a thread. My application draws the waveform on screen. The drawing speed should be 25mm/s and the thread should run every 10.56ms for this speed to obtain. But with either 10ms or 11ms set as the Time period for …  |
 | Greetings, I've found [I]Accelerated C++[/I] to be a pretty solid foundation in C++, but with regards to the new standard, does anyone know of a good supplemental text that can keep me up to date with said standard? Any help would be greatly appreciated. Thanks in advance. |
| | All right, I am trying to make a working healthbar for my game done in direct x 9 and for some reason nothing I do works. Basically, when I run the game and the main character collides with an enemy, the red bar for his health just travels towards the …  |
| | Hello, this is kinda my first program. I would like to know how to clean the screen so only this code would stay in the console [CODE=C++] cout<<"Welcome to calculator!\n\n"; cout<<"[*] - a * b\n[/] - a / b\n[-] - a - b\n[+] - a + b\n\n";[/CODE] I m also …  |
| | I have some menu problems. So this is my first time, and I need someone to please solve the problem for me. This is my program. When I ask it to enter on the home menu, it takes me back to the second menu and asks me again if I …  |
| | i am getting some thing in while loop and want to pass that on to my rest of the programme. But i want that loop to be always running. but my code get strucks in the loop and does not move forward... i am not getting how to keep that … |
| | Hello DaniWeb :) For very long I've wanted to develop and venture into the Win32 API and make programs like I find on the internet. Show the world my creativity. I made a simple calculator with a GUI and Menu bar from scratch. I was proud but I was shattered … |
| | Hello, I was wondering about learning C++ not from books but from video tutorials. Anybody have experience in learning from video tutorials? I found a video course like that: [url]http://video-courses-online.com/programming-courses-online/c-course.php[/url] but i'm not sure if it will be any good. Well there are 3 demo lessons, which I pretty liked, …  |
| | i have a simple asterisk graph program but i am having trouble anout the output how will i align the result of the other perosn.. this is my code [CODE]#include "stdafx.h" #include <iostream> #include <conio.h> #include <string> #include <windows.h> #include <iomanip> using namespace std; void main() { int cartoon; int …  |
| | Hai all, I want to "re-enable" the stick without unplugging and plugging the stick again. How can i do this please help me for this. now i did some coding for get the device information. Thanking you |
 | Hi friends If we will override nonstatic methods or if we will overload non static methods means shall we say it is the run time polymorphism? If i will override static method means, friends are saying it is not compile time polymorphism, It is method hiding. I need some examples …  |
| | [B]Goal:[/B] I'm trying to create a PHONY target inside my Makefile so that when I run the command "make backup", It will move all the files that end in "~" into the specified backup folder. Here is my code currently, and I'll explain the problem after: [CODE].PHONY: backup backup: @mkdir … |
| | Basically, how would one take this code (written for a parallel port) and change it to make it work with a serial port? [CODE]#include <stdio.h> #include <stdlib.h> #include <unistd.h> #include <sys/io.h> #define base 0x378 /* /dev/lp0 */ main(int argc, char **argv) { int value; if (argc!=2) printf("Enter a number between … |
| | hello I want create game server in my City which can many people play at the same time, but not only one game, there can n games running. i want to create 2 programs: [LIST=1] [*]for Clients (players) [*]for server (game server) [/LIST] So when someone would like to start …  |
| | Hello! I'm a Daniweb newbie :)) I just want to ask or request the codes of this simple software (as my professor call it): Can anyone give me the codes how to make a FILE SEARCHER SOFTWARE? *File Searcher software - a simple software with the same function as F3 … |
| | Hello, I am looking for a good library to manipulate matrices. The criteria is as follows... 1. It must have a large amount of functions that we may need to use in the future. Functions will include but are NOT limited to: --sortbyc( Mat, col) (sorts rows in a matrix …  |
| | Im having some problem in shuffling the deck. There are some repetition after it shuffle. Any solution for it>? [CODE] #include <iostream> #include <windows.h> #include "stdlib.h" #include <cstdlib> #include <ctime> using namespace std; const static int BLACK = 0; const static int BLUE = 9; const static int RED = … |
| | Hi, I have few problems, so I hope someone will help me :) I started with win32 API yesterday and I really like it, but I need little help :) #1 edit: I already fixed this :P #2 I created small "login" application, after user press "login" it should get …  |
| | im having trouble with my output i want to justify it the name and the result but i dont dont how when i enter a number it is not centered......pls help me this is my codes [CODE]#include "stdafx.h" #include <iostream> #include <conio.h> #include <string> #include <windows.h> using namespace std; void … |
 | hi all , i am developing a project that uses sdf database and i want to connect to it using odbc driver.. recently i found that there is no odbc driver for sdf database. I also found we can use ADODB and ADOX with oledb to connect with sdf.. but …  |
 | Anyone who knows how I can download boost library manual in zipped html chm or pdf? I'm not always working with internet and I will be working with some boost libs(latest). Thanks |
| | hello i'm trying to write a program that allows user to imput integers between 3 and 9 (both included)using a for loop could you please help your assistance will be appreciated highly.so far this is what i got [CODE]#include<iostream> using namespace std; void main () { int a; for(int 3>=start;9<=end; … |
| | I swear I used to know how to do this ... so I have this array: BYTE bcdData[6]; and a function that returns it: [code] BYTE * BCD::GetBcdData() { return bcdData; } [/code] and I have this other array in another class: BYTE tpIdByte[2]; And what I am trying to … |
| | Hello you guys, i'm new to this community and relatively new to c++. right now i have a big problem with namespaces and i'm not able to resolve this issue on my own, so here we go: I want to integrate 2 simmilar projects into my project. they are so … |
| | If I write windows API application using vc++ 10,does the .exe file work in any windows computer or is vc++ a necessity in the other computer also? |
| | i am trying to figure out how to pass structures based on the state of one of the variables. bassically there are 8 "teams" that each have a "progress" variable that is a bool. I want to be able to pass the 4 "teams" that have had their "progress" bool … |
| | Hello to everyone. I'm trying to write a piece of C++/Qt code and I always seem to get stuck at the same thing. I'm creating a DAQ System for my MSc thesis, who's purpose is to present and get some variables from the user interface (class name Interface) and when … |
| | please inform, I want to connect one CPP data file with excel data file. How to connect (link) one excel file with cpp data file. Which is the header file for the same. |
| | Hello, iam reading primer at the moment ( around page 400) and i want to create my first usefull application. for example i want to create a programm that opens firefox and paste the url in the search window. can u give me some keywords which i can google ? … |
| | [B]HI . from where i can have complete c# tutorials ???[/B] |
| | A parking garage program with five functions..can someone give me a way? |
| | I have 2 codes. (that I had read in one book). the explanation under each code is true (because my book say that !!!). But in my thinking, if one code is true, so the other will be wrong. (wrong mean it will not have result same with the explanation). … |
 | hi, i am trying to make a weight watchers program and heres my code: [CODE]#include<iostream> #include<fstream> #include<conio.h> #include<cstdio> #include<windows.h> using namespace std; int main (char argc) { for(;;) { system("cls"); ifstream r; r.open("cdaily.txt"); double r1; r >> r1; r.close(); ifstream r2; r2.open("cweekly.txt"); double r3; r2 >> r3; r2.close(); cout << … |
| | i was having trouble with this couse we use an asterisk sign instead of a graph but the output is so mixed up how will i will aline the asterisk..pls help me [CODE]# include <"stdafx.h"> # include <iostream> # include <conio.h> # include <string> # include <windows.h> void main() { … |
| | I am trying to write a function that will count test scores that fall in a specific range(90-100, 89-80, 79-70, 69-60 and 60 or below) that are stored in a two dimensional array. Also, I am supposed to write a function that will do the same as above, only this … |
| | [CODE]// multiplication #include < iostream.h> int main() { int j ; int i ; int multi ; for ( j=1; j<13 ;j++); { for (i=1;i<13;i++ ); { multi = j*i ; cout << multi : } } return 0; }[/CODE]  |
| | guys...i m trying to make a simple program to input 3 nos n print their all combinations(......plz help!!!.... thanx...:) |
| | I have only 2 errors in my code. Both of them are on Line 123. The errors are: 1>c:\users\zvjezdan\documents\visual studio 2010\projects\week5_math\week5_math\program.cpp(124): error C2804: binary 'operator *' has too many parameters 1>c:\users\zvjezdan\documents\visual studio 2010\projects\week5_math\week5_math\program.cpp(124): error C2333: 'main::Vector3::operator *' : error in function declaration; skipping function body This is code for finding … |
| | Hi all, I came across some vector problem recently. Below is my code. std::vector<int> MyBuffer(10); for(int i=0;i<10;i++) MyBuffer.push_back(i);//First 10 elements are zero and after index 10 i getting stored. Why the behaviour if like this if i provide size during Declaration. I want to know what will be the difference … |
| | Hi, I was thinking of writing this post as a reply of [URL="http://www.daniweb.com/software-development/cpp/threads/375854"]Need small example for compile time polymorphism and runtime polymorphism in c++.[/URL] But later decided to open this new thread as some expert may want to give some expert opinion on this. On the above mentioned thread, mike_2000_17 … |
 | [CODE]#include <iostream> #include <string> #include <cstring> using namespace std; int main() { char name[20]; string lastName; char grade; int age; cout<<"What is your first name "; cin.getline(name,20); cout<<"What is your last name "; getline(cin, lastName); cout<<"What letter grade do you deserve? "; cin>>grade; cout<<"What is your age?"; cin>>age; cout<<"Name: "<<lastName<<", … |
 | :twisted: guys can some1 give me hints to solve this? any help will do. thank you. make a program display a lowercase vowels using do while loop: heres my code: [CODE]char letter; { do{ cout<<letter; } while((letter!='b')||(letter!='c')||(letter!='f')||(letter!='g')||(letter!='h')||(letter!='j')|| (letter!='k')||(letter!='l')||(letter!='m')||(letter!='n')||(letter!='p')||(letter!='q')|| (letter!='r')||(letter!='s')||(letter!='t')||(letter!='v')||(letter!='w')||(letter!='x')|| (letter!='y')||(letter!='z')) }[/CODE] heres my code but it won't work! |
| | I wonder if anyone can help me or guide me the way to remove the vector and subsitute with normal function instead of using the vector reference? [CODE] /*=================main.cpp===========================*/ #include <iostream> #include "Solitaire.h" using namespace std; void HandleMove(Solitaire& game); void HandleMoveToAnswer(Solitaire& game); void ClearScreen(); int main(int argc, char** argv) { … |
| | hello everyone, I need some relative information on recent developed softwares.:) thank you  |
| | Hi. I'm making small application what will do c++ programs compiling easier. I have this code: [CODE]System.Diagnostics.Process.Start("C:\\Alps\\compiler\\H-i586-cygwin32\\bin\\g++.exe", "-c Main.cpp -o main.o ");[/CODE] This code should start [CODE]g++.exe[/CODE] with arguments [CODE]-c Main.cpp -o main.o[/CODE] for compiling main cpp file to o file. Can you see any error in my code? Why … |
| | this is what i have, and i have lots of mistakes in class to class...and friends functions dont know why, need your help CCar.h: [CODE]#ifndef _CCar_H //מונע אפשרות להכללות כפולות של המודול #define _CCar_H #include "CWorker.h" #define LEN_N_FIRMA 20 //class CWorker; class CCar { char m_firma[LEN_N_FIRMA]; // car firma int … |
| | I am trying to use 2 USB webcams with OpenCV. I can get a visual with one webcam but I haven't done with two webcams. Can anybody help me? I use this code for a webcam. [CODE]void WebCam() { char Vid[] = "WebCam"; IplImage * frm; CvCapture * capture; capture … |
| | hello am new here.. can somebody tell me if there's a restriction for a decimal numbers entered? for instance, cout<<"Enter number: " cin>>num; --- if the user put a decimal number on the variable num.. i want this to be INVALID INPUT in the terminal screen as a result. any … |
| | Hi all, I have a switch statement with more than 15 different cases. I want to replace that with any better alternative which would be efficient and also will take less code. I came to know that function pointer can be one alternative. I dont know any anything about and … |
| | I am trying to use Code::Block, But I still get some problem like when I'm using DevC++. In Watch Windows, I want to see A array. (example: int A[5][5]). but in debug windows, I will appear from top to down: [CODE]A[1][1] A[1][2] ... A[5][5] [/CODE]This style is to difficult for … |
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