49,765 Topics
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| | Hello!! I thought I would try and post a problem I have been unable to solve as of yet, though I imagine is easy for experts ;oP I am trying to play around with the mouse functions of Windows, attempting to create a sort of mouse free environment that uses … |
| | Hello, I'm looking for some help with this short and simple program which I've had problems with for ages. The code for the last solution was apparently right, just didn't work. Anyway here is the latest one: [code]#include <iostream> #include <cmath> using namespace std; int main() { const double dx=0.1; … |
| | Hey guys, I'm new at this and was wondering if someone could help. I need to calculate the average amount of gallons used per km driven but I don't know how to do it. What do I need to include in my code(below) to include an average? I'd appreciate any … |
| | Hey Everyone! I have two - hopefully simple - problems that I need help with. I wrote an atm program in c++ that works except for two things... (1) the part where I calculate the balance based on the interest rates for the checkings and savings accounts need to be … |
| | I am trying to dump 2 longs, an array of floats and DWORDs, and an array of shorts into a file, USING BINARY out mode. Here is my code: [CODE]#include <windows.h> #include <fstream> #include ".\vertexs.h" using namespace std; int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd) { OURCUSTOMVERTEX p_verts[5] …  |
| | Hi, I am writing a program about getting the nth fibonacci number using a class that i have created. I am having problems with it. Any help is greatly appreciated. [code] *void lfib(int a){ int i; eArray x(500), y(500), ans(500); x=y=1; for(i = 1; i<=a; i++){ ans = x + … |
| | Can someone help me with this task? Write a C++ class that implements all the functions of an ordered dictionary using (2,4) tree??? Needs me for today if someone now somethnig pls send something.  |
| | How to integrate python and c++? Can you help by telling the steps to follow?  |
| | Hi, I did some C++ assignments and was confused about a certain code. [CODE=language] #include <iostream> #include <iomanip> using namespace std; int main() { long result, input, num, count; count = 0; cout << "key in number"; cin >> input; while (input>0) { count++; input /=10; } cout << count; … |
| | hi, when i compile my c code at visual C++ 6.0, i got some errors and i can't fix it, please help.. my C file uses the unistd.h and the code is /* This is defined as a real library function to allow autoconf to verify its existence. */ int …  |
| | I am taking a C++ course, though I am far behind due to my inability to grasp the material. and i must complete 3 projects by Jan. 29. I am having ALOT of trouble implementing the switch statement, and I don't know how to make it loop back the user … |
| | Hi, I want to have a button in Borland C++ builder 6, for which the background color can be changed. The default TButton available in bcb 6 is wrapper to the windows button & does not have the color property. I went thro the net & found some code for … |
| | here is the thing: i have a constructor that calls a member function, the function throws an exception, i catch the exception in the constructor, free all dynamic allocated variables and then rethrow the exception when i rethrow i get this: Unhandled exception at 0x10210e32 (msvcr80d.dll) in Test.exe: 0xC0000005: Access … |
| | Hi My input string is as follows :- ABC<-AFC:RFS<-DRP:KLE<-SJS:KLS the required output string should be ABC<-AFC<-DRP<-SJS Means to strip down every string after :(colon) How should i do that kindly help.  |
| | HI, I am still new in this language. i would like some help. i need to write a program that finds an avarage marks of "y" students by rerunning and terminating the program. i need this in a 2 dimensional array to store a roll number and marks of the …  |
 | hi guyz.i've been working for this assignment in linked list for almost a week now..im complete making the program but i still have problem in deleting elements..in my program when i enter 1,2,3,4 and i want to delete 2..it deletes the 4 not the 2:?: ..how will i solve this?..pls …  |
| | Why we get the core file and also how can we debug it in unix(using sun C++ compiler) |
| | Hello I apologise if im posting in the wrong place at all im fairly new to your forums and i was wondering if someone could help me with this bit of code im writing. Its supposed to roll 4 random d6 dice and then minus the smallest roll and print … |
| | I have an assignment in my Advanced C++ class using Visual C++. I have most of it but there is a problem. After each pass it is supposed to display the results. I can get it to display the unsorted list, display the sorted list but not after each pass. … |
| | hi i wanted to know how to read the status of RTS/CTS line using ioctl calls....i am programming using c/c++ and linux if someone can post a code snippet or suggest a book for the same...it will be very helpful.... 2. also i will like to know can a windows … |
| | Hello, I wrote a code to calculate the fibonacci number. However, i noticed that it starts acting erratic when i input 1000 i.e it cannot calculate the 1000th fibonacci number. I would appreciate it if you could show me how to make it work. [code] int f(int &n) { if …  |
| | i'm trying to write a quicksort but my partition is not working properly can some help me please [code=c++] void parttition(int myArray[],int first, int last); void quicksort(int myArray[],int first, int last); void quick( int size) { int myArray[10]; int x; srand((unsigned)time(0)); for (x=0;x<size;x++) { int random_integer = rand()/25; myArray[x]=random_integer; printf("%d\n",myArray[x]); … |
| | Hello, Please i really need your help. I am trying writing a code that will delete the last element of the list. However, i keep getting 0 or when i tweak it, i get a message asking me to abort what i am doing. In this code, i append some … |
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| | I am a newbie to windows programming environment in c++,I have to make an on-screen keyboard. I dont know how to do draw the exact layout of keyboard in Visual C++. Any help? |
| | Hi... My input file is as follows :- A<-B<-C<-D A<-C<-E<-F<-P ....... ..... What i want is to first store the given input as follows :- {{{A,B},{B,C},{C,D}},{{A,C},{C,E},{E,F},{F,P}}} and then make a check if the pair is present in particular subset of a set. For e.g if the user can give index … |
| | This may be a dumb question. But is it possible to use multiple files in a single program without using header files concept. Perhaps maybe using the "extern" keyword. |
| | Hello everybody! This forum gave the greatest impression so congratulations to you folks who built it. I'm not an expert in c++, i've actually started learning a year ago so i need little help..I have two classes course and student. The course class is : [CODE=c++]class course { private : … |
| | hi all this is an algo of finding the no. of times the key occurs in an array.. [code=c++] #include<iostream> using namespace std; int main() { int a[5]={1,2,2,5,6}; int max=2; int counter=0; for(int i=0;i<5;i++) { if(max==a[i]) counter++; } cout<<"the element "<<max<<" appears "<<counter <<" no. of times"; return 0; } … |
| | i have a window with 2 edit boxes. i want when i put value to the first edit box to start the counter and when i click on the second edit box to stop the timer. thank you and sorry for my english. |
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