49,760 Topics
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| | Hi Acctualy i have a cinema project that i don't know how to start it and write it. If it is possible, please help me. I should write a project that show a cinema with 320 sits and some of them is for premiere, Twin, Gold and Economy. This is … |
| | Here is some question i get from my friend recently ,it's a C++ programming question ,and i only managed to do some of it . So i hope can discuss these question over here , the way to do it.Thanks. Q1 . REQUEST FOR PROPOSAL When government ,military ,or commercial … |
| | Hi, i need some pointers on how to approach my assignment. Dont want you to write me the code, just please point me in the right direction. I need to create a C++ program that requires the user to enter 10 student id numbers and the grade they received in … |
| | Hi, Can anybody explain me how to create a sealed class on c++. thanks in advance, kedar |
| | I have a hardware controller that I purchased from a vendor that provided a SDK in VB6. The primary reason I chose their controller was the class and SDK that I could get started with immediately. In the meantime, the vendor decided that dot net VS6 was best developed and … |
| | Hi guys. At work we have lots of certificates to sign/encrypt/decrypt different kinds of documents/data and lately there's been a few occasions where we almost forgot to renew them before they expired. I am currently working on a small monitoring tool, that will notify us of certificates expiring soon. Trouble … |
 | hi, i am trying to make a calculator and i have this code [CODE]#include<iostream> #include<sstream> using namespace std; int main (char argc) { int l = 1; for(l = l; l > 0; l--) { int q = -2; string n1 = "1+5"; int n; int e; stringstream(n1[q=q+2]) >> n; …  |
| | I have a long stream of numbers that I need to be able to input all at once (basically copy and paste) into an array somehow. I need to do this so I can make every pair of those numbers to correspond to a letter. For example, I need to … |
| | I am trying to change assign the pointer "c" to the pointer "a" below using the function "change()", but I am doing something incorrectly, not exactly sure. The direct assignment within the main() function works (ie a = c), but does not work using the change function. [CODE] void change(float … |
| | I want to make a Program that takes two inputs one initial number and one final number for example if I input 1 as the beginning number and 13 as the final, I would like the program to output the Fibonacci sequence: 1,1,2,3,5,8,13.. I hope someone understands it.. Pleease i … |
| | The objective: take an integer (e.g. 1000000), and by using recursion, ultimately return this string: 1,000,000. Can anyone figure out how this problem could be solved specifically by taking an integer and returning a string? string addCommas(int n) { // ??? } Thanks for any help or direction  |
| | Hello, for my assignment, I have to implement 2D Gaussian convolution using 1D Gaussian masks. I have two pgm files. I know the theory but I do not know where to start and how to deal with pixels. can anybody help me? |
| | I am building a library of matrix and vector operations. As my library has grown bigger, I have found that there are MANY by element operations which I need to program. For example, if the user wants to multiply each element in the matrix by 2, or if the user … |
| | In C# if you want the thread to pause you would use: [CODE]System.Threading.Thread.Sleep(300);[/CODE] However, I cannot seem to find a C++ equivalent to this? How would I do this, or is it just not possible? Any help is appreciated. |
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| | (Business Accounting) CS Bank Limited updates its customers’ accounts at the end of each month. The bank offers two types of accounts: savings accounts (s) and checking accounts (c). Every customer must maintain a minimum balance. If a customer’s balance falls below the minimum balance, there is a service charge …  |
| | Hello, my programming project requires me to write an overloaded function max that takes two or three parameters and returns the largest of them. I'm having trouble with the program outputting the largest number, with my code below it just says the largest number is 0 no matter what numbers …  |
| | Good day to all of you. I'm looking for advice for my code below. My code was intend to print out a set of asterisk base on the rows and columns in my array(cinema[20][23]). The code works fine and i was trying to print out numbers (which is from 1 … |
| | * How does stringstream work? Someone kind of explained it like, in cout it sends it to "standard out stream" or something, and using stringstream, you stream it into that instead. [CODE]stringstream a; int b=12; a << b;[/CODE] * How can it convert characters into int and such? [CODE] char …  |
 | [CODE=c++] #include <QtGui> class MaskedLabel : public QLabel { protected: void resizeEvent(QResizeEvent* event) { QLabel::resizeEvent(event); QPixmap pixmap(size()); pixmap.fill(Qt::transparent); QPainter::setRedirected(this, &pixmap); QPaintEvent pe(rect()); paintEvent(&pe); QPainter::restoreRedirected(this); setMask(pixmap.mask()); } }; int main(int argc, char* argv[]) { QApplication a(argc, argv); QLabel* label = new MaskedLabel(); label->setText("Qt Centre!"); QFont font = label->font(); font.setPointSize(72); label->setFont(font); label->show(); … |
| | Dear friends: I run my C++ programm in opensuse linux, after it sucessfully run, the system give me the following feedback.Could you please tell me what wrong with my program. [CODE]*** glibc detected *** ./flowingheat: double free or corruption (!prev): 0x00000000007e28b0 *** ======= Backtrace: ========= /lib64/libc.so.6(+0x733b6)[0x7f9b6dc2c3b6] /lib64/libc.so.6(cfree+0x6c)[0x7f9b6dc312dc] ./flowingheat[0x411cde] ./flowingheat[0x40e9fe] ./flowingheat[0x40af3b] … |
| | Dear friends: I have a txt file to read. I only need the number of ELEMENTS and the ENTITIY NAME. which function should i use to read in these two values. Regards [CODE]GROUP: 2 ELEMENTS: 4 NODES: 2 GEOMETRY: 0 TYPE: 0 ENTITY NAME: WALL_LEFT 33 16 10 34 20 … |
| | Looking for a good manual on c++. Anyone know where i can get one? Thanks Jeffrey Revell Reade  |
| | [CODE]// name-printer.cpp : Defines the entry point for the console application. // #include <stdlib.h> #include <iostream> #include <iomanip> #include <fstream> #include <string> #include <cstdlib> using namespace std; int main () { string inputNameString; //the Name string that is entered by the user string names[3]; // A string array that will … |
| | Dear friends: I get different resutls when copy my code from windows to linux system. the string comparion " if( keyword==Key[0] ) " is true in window system, but it is false in linux system. I am really confused about this.I copy the same source code and the same input … |
| | I found a page saying that int a = 12; and int a (12); do the same thing. But is there something special with the int a (12); way of initializing a variables? Like, you can do: string test(5, '-'); which would make test = ----- I couldn't seem to … |
 | let say i have a class A (base) class B , C, D also inherit A [ multiple ] then class E inherit class B, C, D... But class E also want to inherit class A [ multilevel ] *I want to use class A protected function in class E... …  |
| | Hi ever one i make a function that print the reverse integer e.g if we input 12345 it print 54321 but the problem is that when i use return b; it print 5 4 3 2 1 1 and when remove return b; then it prints 5 4 3 2 … |
| | I'm reading from a file into an array of objects i created called Team. The file is written in this format: Shane Vitorino CF 8 8 H H H B B O O K Ben Francisco ....... The first line is the player's name, the second line is his position, … |
| | Hi, I am writing an application in which I make a map of strategies keyed by a string symbol. In order to construct the strategies I pass the constructor a filename, out of which it reads out some data, into an initializing map. It is possible that some data might … |
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