48,986 Topics
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| | In my math programming class I have an assignment to find the slope intercept formula (y2 - y1) / (x2 - x1) which is the m of the formula y = mx + b. I have to find 2 slope intercept equations and make an if-statement or multiple if-statements to …  |
| | Okey i know that im going to start hate with this thread, but which one should i choose to learn looking from complexity view? Which api is more "easy" or user-frendly to learn? And why so? I wana know what you think. |
| | I do an exercise and i wrote this code to test templates [CODE]#include <iostream> #include "Date.h" #include "Time.h" using namespace std; template <typename T> bool compare(T first,T second){ if (first==second) return true; else return false; } template <class T,class X> bool compare(T first,X second){ if (first==second) return true; else return … |
| | I need to create a basic program for work that utilizes the snmpget command. It needs to be usable in both windows and solaris as our clients use both. What's the best snmp library to use? I tried to download a number of them but I can't even get the … |
| | help guys, this code tells me that the sleep identifier is not found. has anyone got an idea on how to resolve this? |
 | in this program i'm writing, i seem to keep getting rounded down values. At first i though it was because i was declaring my return variable as an integer so i made sure i wasnt doing that and changed all number variables in the class to doubles to ensure i … |
| | am writing a program that will count the votes for those whom are agree and desagreed, so i would have Yes and no, now i have to have a file in wordpad, in other to import the information that was saved, to make the program to run, but i have … |
| | This is code for the algebraic slope formula (y2 - y1) / (x2 - x1). I need help. My error is: Uninitialized variable formula2 is being used without being initialized. Can anyone help me??? [CODE]#include <iostream> #include <string> #include <cmath> #include <algorithm> using namespace std; int main() { int formula1[2]; … |
| | Hi, This is my first post here at DaniWeb. I've been using it as a resource through out my assignments. I am truly eager to learn C++, but I've gotten stuck. All I am trying to do is average an array of numbers, but I haven't been able to even … |
 | hello friends, I am doing a bank management system project where I have to conect a database done in MS Access(.mdb extension) to the C++ code...I ve never learnt much about databases and this is the first time I m using Access...so I d be grateful if anyone could explain …  |
| | Hi guys, Lets say I create a class pointer in my program, do I need to delete the pointer I created before I close the program? Or will the pointer be deleted automatically whenever I exit the program? Will it cause the PC memory to be locked up if I … |
| | [CODE]#include "stdafx.h" #include <iostream> using namespace std; int _tmain(int argc, _TCHAR* argv[]) { char ch; do{ cout<<"press Q or q to quit,press any key to continue : "; cin.get(ch); cin.ignore(); if(ch!='Q'&&ch!='q') cout<<" you want to continue?\n"; else cout<<"you press q to quit "; }while(ch!='Q'&&ch!='q'); ; system("pause>NULL"); return 0; }[/CODE] my … |
| | Actually i am doing project in MFC. There i need to get the menu string in the right click context menu .please help me.. I am waiting .. thank you. |
 | I am extremely confused about libraries and have been having trouble understanding them with google. Basically I want to create a library so that I can use a bunch of functions from another file without all of the libraries' contents being seen. EG: library code: [CODE]class test { private: int … |
| | i made a header file with my function declarations and the cpp file with the definitions. While making the definitions in the .cpp file i included the header and from the highlighted text the definitions seemed to match declarations in the header. In the header the the declarations were able … |
| | [url]https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B3GcG6SeWKK_YzE1NDNmY2MtNTY0Ny00NTVhLTg1M2EtNDc5YzRmOGEzMjA0&hl=en_US[/url] I am completely stuck on this assignment I'm not sure what I should be getting. Can anybody take a look at my code and please help me. I need to complete this assignment asap. thanks Direction: Design, implement, and test a class that represents a phone number. The number … |
| | I know how to use the compare functions to check if a string is exactly the same as another but I wasn't sure if there is an easy way to go about checking if a string contains any sequence of A through F. Can I add up the memory values … |
| | ok. so i'm having trouble with the Windows API. i'm just learing how to use it, so i don't know much about it. anyways, i just wanted to create a window and have it displayed then catch the exit message and close, but VC Compiler is throwing errors. 1>c:\users\furrix\documents\visual studio … |
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| | Okay so someone may have already posted something like this but my assignment is due in like 4 hours and don't have time. So here is the problem and my code. My problem that I am having is that it only works for single words. Not whole sentences. I need … |
| | Is there a way to make a class visible only from within another class. i.e: [CODE]class myclass { private: class anotherclass { //stuff that only can be used from within a myclass function void dosomething(); float dosomethingelse(); }*anotherclasses; int numanotherclasses; public: int createanotherclass();//creates anotherclass object, puts it in the array …  |
| | I have a quick question, I have to read in data from a file that has names and grades in it, I must take the names and store them in a string array and the grades and store them in a 2-d array. Any pointers on how to determine what … |
| | I am working on creating a linked list to connect the previous value number (or string) to another value I asked this question before I am just guessing I did it completely wrong since no one responded. So what would be the best way to start the function. I need …  |
| | I have a program that relies on file timestamps that works fine in XP but fails in Windows 7. I ran the following test in Windows 7: Create go.bat to look at all 3 file timestamps: [CODE]@echo off dir /tc test* | find "test" dir /tw test* | find "test" … |
| | Hello again! I was given an assignment the other day in C++ and I was suppose to use the counter and add a sentinel so the program knew when to stop. Instructors directions: "The file for this assignment reads a sequence of positive integers from a file (2 3 5 … |
| | [CODE]//I make program of infix to post fix xpression plz tell me waht wrong with my code //some it true result for arthematic opertaors b,w two oprend but with more then it does //not provide valid output plxxxxxxxxxxxx help me #include<iostream.h> #include<conio.h> #include<stdlib.h> #include<string.h> int presidence( ); void infixToPostfix(char *); … |
 | Ok, I have been trying to work this thing for a week. It is a program that is supposed to read from 2 files (.dat) and write to a third file (.dat) then update one of the first files. i.e. read oldmast.dat read trans.dat compare data write data and changes … |
| | [CODE]#include<iostream> #include<cmath> using namespace std; void getChoice(int& choice); void getInput1(double& foot, double& inche); void getInput2(double& meter, double& cm); void convert1(double foot, double inche, double& meter, double& cm); void convert2(double& foot, double& inche, double meter, double cm); void showResult1(double foot, double inche, double meter, double cm); void showResult2(double foot, double inche, … |
| | C++Syntax[CODE]#include "stdafx.h" #include<iostream> #include<cstdlib> #include<ctime> using namespace std; int main() { srand(time(0)); int arr[10]={0}; for(int i=0;i<10;i++) { arr[i]=rand()%50+1;} for(int i=0;i<10;i++){ cout<<arr[i]<<endl; } return 0; }[/CODE] I want to use the * to display the output, what I should improve? |
| | Hello I need to create a graphic simulator for MIPS CPU, something that will show the structure of the CPU, and when getting a text file with MIPS code- it will show how does each command executed through all the CPU parts. However, i have never worked with grpahics, i … |
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