49,765 Topics
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| | I have to develop a Academic Automation System as College project in OOP C++. need your help in this regard so i can complete it. I already have defined the following classes, 1-CourseAdministrator 2-Student 3-Tutor 4-Course 5-CreateLogin 6-Security (For Validitaion, check for login and password) is there any meterial which … |
| | [code=c++] #include<iostream> #include<string> using namespace std; struct one { char name_book[80]; char name_author[80]; int no_of_books; }one1[500]; int insert() { int i,j; cout<<"Enter the No. of Books you want to enter : "; cin>>i; cout<<endl; for(j=0;j<i;j++) { cout<<"Enter the name of book "<<j+1<<" : "; cin>>one1[j].name_book; cout<<"Enter the name of the … |
| | [CODE="Visual Studio 2008"] #include "storage_sql.h" #include <string.h> #include <stdio.h> #include <stdlib.h> #define strcasecmp _stricmp #include <cstring> #include <cstdlib> #include <string> #include <sstream> #include <algorithm> #include "compat/snprintf.h" #include "common/eventlog.h" #include "common/util.h" static const char * sql_backslash_to_underscore(const char * key) { if (!key) { ERROR0("got NULL key"); return NULL; } std::string rep …  |
| | Hi guys. I've worked on OOP before, and since in general 'get' functions are used to return private attributes in classes, I was thinking how I could make this test code work. [CODE=c++]#ifndef _testing_h #define _testing_h class Testing { private: char * name; public: Testing(); Testing(char*); ~Testing(); char* getName(); void …  |
| | Okay i need help understanding this function. I need to know the HWND of a window. but i dont know how to get that. Also is it different for every computer? or what? So say i execute my console program and paint is open or some other program. So when …  |
| | sir how can i add two fraction nos. to get again fraction eg. a/b+c/d=(ad+bc)/bd I would be very happy if u send me code. |
| | I guess what i need to figure out is how to do this program. but i need to make the functions call by address. any help would be great. [code=cplusplus] #include <iostream> #include <fstream> using namespace std; int findLarge(int x[]) { int i = 0; int largest = -99999; while …  |
| | OK. So, [URL="http://www.difranco.net/cop2220/op-prec.htm"]here[/URL] is a link to a table of operator precedence. At the bottom, it talks about the increment and decrement operators, saying that they have a high (the highest) precedence, but the actual action doesn't take place until later... so what good does the higher precedence do? Also, …  |
| | Hi all I am trying to add GNU adns to my project, But ands thew an error "Assertion `ads->udpsocket >= 0' failed" after running for 10 minuntes. Anybody here met this before? I use ands as follow: [ICODE] bool DnsResolver::resolve(const char* domain, char ip[]) { bool result = false; adns_state … |
| | heey guys.. i'm trying to run this pro but i have one error.. can someone check it please. [CODE=language]#include <iostream> #include<cstdlib> void JOTAKU_LOGO (); //This function calls the flight agency's Logo. void ABOUT_JOTAKUAIR (); //This function displays a briefe history and information about J-Otaku Air. double DOLLAR_TO_YEN (double dollar_Z); //This … |
| | dear all, I have made a project in visual c++ and now i want to give a graphics user interface to my code. what is the easiest and effecient way to do so. Is there any software which can convert my code? reply.. regards  |
| | hello, first of all welcome, secondly someone please help me? this wont compile :( [code] #include <iostream> int main() { float pi; float radius; float area; pi = 3.1415926535; radius = 2; area = radius * pi; std::cout << "The area of a circle with a radius of 2 is … |
| | Hi i would like to know, how can i get the color of a certain pixel on screen? Like when i am in a game and i press a button on the keyboard it will get what color it is in one specified pixel say... (100, 50) Thank you so … |
| | I have a little problem that my Form gets stuck when I run this first code. I have a lot of code in the event. The code runs fine but if I now will deactivate the form by clicking with the mouse on the desktop and again click somewhere on … |
| | Does anyone know how to give a GUI look to your C++ "Console Application". I cannot use Win32 API or any other template except the console application because I use Turbo C++ 3.0 IDE for development and I want my Application to be platform independent while using WIN32 API will … |
| | I'm wondering if this is even possible in C++. Here's what I did in java a while back: [code=java] class Suit { public static Suit Hearts = new Suit("Hearts"); public static Suit Clubs = new Suit("Clubs"); public static Suit Diamonds = new Suit("Diamonds"); public static Suit Spades = new Suit("Spades"); … |
| | Hi im working with linked list and i have to implement a function that deletes the duplicates of a number. for example if given 2 7 1 7 12 7 then the result should be 2 7 1 12 here is what I have: [code] #include <iostream> using namespace std; … |
| | I'm using Borland's TurboC++ 2006 Explorer. I'm working on a class project, and have a program consisting of 3 files: [COLOR="Red"]Header (.h) Definitions (.cpp) Driver (.cpp)[/COLOR] [COLOR="Red"]Definitions.cpp[/COLOR] contains the typical [COLOR="Red"]#include Header.h[/COLOR] The program compiles and links correctly if [COLOR="Red"]Driver.cpp[/COLOR] contains the statement [COLOR="Red"]#include Definitions.cpp[/COLOR] The instructor doesn't like using … |
| | how would i remove all the white space from an istream and replace them with "-" before producing an ostream? |
| | I've read that the bits in a byte (in c++) are implementation or system dependent. What does that mean? Does it mean implementation of c++ or the processor architecture or some other thing? And I've read that you should use sizeof to determine the size of a byte? Could you … |
| | Hey what would be the correct syntax for a vector of char* with a size of [2]? ive got it written like this.. vector< char* > myVector(); vector< char* > ::iterator myIterator; // reads in something myVector.push_back(temp); myIterator = myVector.begin(); cout << myIterator << endl; why does it cout nothing? |
| | I want to read and write string from file, - Dont want to overwrite on the existing file - Where to put the read file code as in Constructor if file is not created then it will generate error. help me to solve this issue. [code=cplusplus] class Security{ private: Map<string>password; … |
| | I'm writing code to control a camera and I'm using boost threads to repeatly get the camera image and write it to a gui among a few other things while everything else runs. It's written with wxWidgets and it has a menu with an option to open/close the link to … |
| | Suppose i have a class called [B]Vector3[/B] methods and attributes are defined in [B]Vce.h[/B] file, methods of this class are implemeted in [B]Vec.cpp[/B] file, now i want to distribute this class to my other xxx(what so ever), [B]What i want:[/B] 1.Allow them to see what methods and attributes are available …  |
| | IF i have this function... [CODE] node* get_lowest(node* root) { node* min = root->child[0]; for(int i = 0; i<root->child.size();i++) { if(min > root->child[i]) min = root->child[i]; } cout<<"Here it is:"<<min->data<<endl; return min; } [/CODE] how do I get it to return the smallest indexed pointer? for example if root->child[0] and … |
| | i have just started learning C++,this is my first programming language. but i was solving some question in array,but this one was a problem to me. here it goes. create array,in that array find sub arrays(subset), in which there is a maximun number in increasing order. for example array below … |
| | Hi, I am making a program in which i need to append the file from the beginning. so i am opening the file like this wFile.open("sat.txt",ios::ate| ios::out | ios::in); moving the pointer to the beginning wFile.seekp(0,ios_base::beg); but when i try add data it is overwriting the data. Is there any … |
| | I have made a form that contains about 60 buttoncontrols, 7 panels and 10 textboxes. What happens when I drag around this Form etc.. is that the controls flickers very much. How is it possible to reduce this flickering. Thank you... |
| | I've always been curious: in VS, and most other IDEs, you are allowed to do something like this: [code=c++] //in file class.h class blah { //prototypes, members, blah, blah blah } //in file class.cpp #include "class.h" //method definitions... etc. //in file main.cpp #include "class.h" int main { //do stuff with … |
| | Hi I work on a anti-virus programm. The anti-virus program should start when you boot the computer. So I thought it is good to use a HKey to start it always. How can I make such a HKey which starts my program? thx |
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