49,761 Topics
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| | Hi all, I recently finished working on a project that was to create a database type system for a student registration system. I created my own list class and stack to store the data... i create multiple classes, person (store student data: name, ssn, etc), student (student ID number), courseInfo … |
| | Hello dear forum friends. I know that this subject has been dealt with before. I read the threads about this issue in this forum however I still couldn't make it work. So I'm bringing this up again and hopefully you'll find it in your hearts to forgive and help me. … |
| | how to create a w64 structure in c++? im want to try to implement a memory model for the a simulator. so basically, the memory will be implemented as an 8 associative set array : meaning a two dimensional array where the first dimension is the 2^14 ( that is … |
| | Hi, I am trying to implement a non_recursive version (bottom-up) of mergeSort. When I compile my code, however, my x-code brings up numerous errors that have to do with some files that I did not think I was messing with (stl_algo.h, and stl_algobase.h, and stl_iterator_base_types.h) -I will attach a picture … |
| | Hi, im having trouble with simple problems with c++ and i just started up. I am trying to Determine what shirt size a person will wear if they weight from 100 - 199 lbs but i just dont know how do run it, the screen goes blank after i type …  |
| | i need a program about loan approval or rejection .. but i really don't have any idea to do it .. can any 1 help me ? it need to get the user income.. get the user loan commitment.. get the user outstanding credit card.. it calculate how many years … |
| | Hey, Ive got a program I'm try to work on that the user enters the number and then it reports back if the number is prime or not. So far my calculations are completely off and I have no idea how to fix them or what they should be. Any …  |
| | Hey all, I am having trouble with a program I am trying to write. Basicially I have a 2 sets of 9 "if statements". These if statements give me the parameters for 3 functions. The problem I am having is that the I am getting errors that are telling me …  |
| | During a C++ script compilation, and doing exe building in AIX 5.3 using xlC compiler, I get the warning shown below: [CODE]ld: 0711-224 WARNING: Duplicate symbol: .NotNode::NotNode(BoolNode*) ld: 0711-224 WARNING: Duplicate symbol: .UnaryNode::UnaryNode(BoolNode*) ld: 0711-224 WARNING: Duplicate symbol: .OrNode::OrNode(BoolNode*,BoolNode*) ld: 0711-224 WARNING: Duplicate symbol: .BinaryNode::BinaryNode(BoolNode*,BoolNo de*) ld: 0711-224 WARNING: Duplicate … |
| | Hi, I am goint to create a very large array but have this error when running this code [code] #include <iostream> #include <limits.h> #include <cstddef> #include <cmath> using namespace std; int main() { cout << UINT_MAX << " " << ULLONG_MAX << endl; cout << pow(pow(24,2),4) << endl; unsigned long …  |
| | Hi, I'm pretty new on C++. In a Windows Forms project I need a bitmap slide bar and a bitmap pointer to the bar. The bar is like this: [URL="http://img440.imageshack.us/img440/3997/barrad.png"]link.[/URL] Each horizontal position of pointer must return an number related with minimun and maximum possible position, that coincide with the … |
 | I've seen a few questions about this floating around here (mostly from me :) ) but I finally got this is into a nice working form - maybe it will be useful for someone. It is called like this: [code] void TestParallelSort() { vector<double> Numbers; Numbers.push_back(3.4); Numbers.push_back(4.5); Numbers.push_back(1.2); vector<string> Names; … |
| | I need to keep track of odd and even number which will be accepted from the user 10 time after the user entering them I have to print something like odd number = "The number of odd numbers from what she/he is inputed" and even numbers = "The number of … |
| | I have a student report system, which runs several queries. one query is to: List all payments made by each student, alphabetically by enrolment number, and show amount paid and outstanding. My program works, and what i get displayed is the student number(foreign key), the amount paid, and the amount … |
| | I'm new to C++ and I'm having a hard time with classes the question is [COLOR="green"]int main(void) [COLOR="Green"]{ Point ary[5] = { Point(1, 2), Point(3, 4), Point(5, 6) }; Point sum; sum.SetXY(sum.GetSumX(ary, 5), sum.GetSumY(ary, 5)); sum.Print(); return 0; }[/COLOR][/COLOR] for this main function how do I make a Point class …  |
| | I can't retrieve the data from my "file.mdb" file. Below is the code I created: code = m_Code.Mid(beginIndex, endIndex); CDaoDatabase database; CDaoRecordset recordset(&database); CString lpszFile = "C:/file.mdb"; database.Open(lpszFile, FALSE, TRUE, _T("")); recordset.Open(AFX_DAO_USE_DEFAULT_TYPE,"SELECT * FROM KeyID", 0); COleVariant olevar; while(!recordset.IsEOF()); { olevar.ChangeType(VT_BSTR, NULL); recordset.GetFieldValue("ID", olevar); CString fieldValue = (LPCSTR)olevar.pbstrVal; if(code == …  |
| | #include<iostream.h> #include<string> class books { char author[20],title[100],publisher[30]; float price; int stock; public: void display(); void getdata(void) { char title[100],author[20]; cout<<"Name/Title of the Book--->"; cin>>title; cout<<"\n\nAuthor of the Book------->"; cin>>author; } void stock() { char choice='y',another; while(choice=='y') { cout<<"\nEnter the following into Stock....\n"; cout<<"\nAuthor-------->"; cin>>author; cout<<"\nTitle--------->"; cin>>title; cout<<"\nPrice--------->"; cin>>price; cout<<"\nPublisher----->"; cin>>publisher; … |
| | hi i need some help. i have to do a linked list using XOR and i don't know how to do it. thanks  |
| | Hi all! I need a little help with a problem. I've been instructed to write a dice rolling program that uses rand to roll dice one and uses rand again to roll dice two. I'm then to record the values of the two faces in a two-dimensional array. The dice … |
| | Dear all, to start with, im not asking for a code...im just too lost and need someone to guide me. can anybody help me think about implementing a hash table to store memory addresses and times for stores, and to look up matching addresses and times in the hash table … |
| | Hello I am trying to write to a matrix[3][3] to a file [B]column by column[/B] and at the end of each column to start from the beginning. The problem is I have to seek to write at the position a01 once the first column is written then a02 and so …  |
| | I am working on finished up a program using stacks. I am getting some funky errors when I attempt to rebuild&compile, so I am certain something in the code is not right. [B]Program Objective[/B]: Just to brief, I am using main and a .h file with classes. I am supposed … |
| | I am trying to communicate with my vehicles OBD port using LibSerial. When ever i send a command to the vehicle it echos back a hexadecimal value but LibSerial returns this hexadecimal value back to me as a string, i.e. "0x01A". How would i convert this hex string into a …  |
| | Hi everyone, i am very very new to c++... i have just finished a c++ in 21 days course but still rather in awe of the expanse of how it works. I was wondering if anyone on here had any spare time to help me get used to using the … |
| | Hi :) I've been working on a program written in C and C++ for a while now. I built and ran the program and it worked perfectly, then saved it to my USB. I then formatted my computer and reinstalled Visual Studio 2005 professional edition, installed service pack 1 and … |
| | This subroutine is very basic, however I am struggling. When the user types q (or Q) into the input when asked for the vendor name, the program should return false... However, this function is always returning true. MY if statement is clearly not working: (*vendorName != 'q' || *vendorName != … |
 | [QUOTE]can you help me complete this program... it is an encryption program.. it needs another text file(1), that will convert the the contents of text file(#2) and then save it to another text file(#3)..it needs 3 text file..how can i do that??[/QUOTE] [CODE]#include<stdio.h> #include<ctype.h> #include<stdlib.h> #include<iostream.h> void main(void) { FILE … |
| | Hello all - I need homework help. This part of the assignment is to create a struct, called StudentRecord, the first attribute of which needs to be size 20. My implementation of this is at (1). After instantiating a StudentRecord named MyStudent, I'm to assign some value to it. I … |
| | Hi all. Is there any way to extend maximum timer count value above 0x7fffffff i.e. 24.8 days? [code] #include<windows.h> #include<stdio.h> VOID CALLBACK TimerProc( HWND hwnd, UINT uMsg, UINT_PTR idEvent, DWORD dwTime ); void main() { UINT time MSG msg; ::SetTimer(NULL,0,time,TimerProc); GetMessage(&msg,NULL,0,0); } VOID CALLBACK TimerProc( HWND hwnd, UINT uMsg, UINT_PTR … |
| | [B]I installed netbeans and minWG. Then connect the minWG path to netbeans. every thing is okey. But the program is not being compiled. There is some error saying [/B] [QUOTE] Running "C:\Dev-Cpp\bin\make.exe -f Makefile CONF=Debug" in D:\Documents\NetBeansProjects\testapp ! was unexpected at this time. C:\Dev-Cpp\bin\make.exe: *** [.validate-impl] Error 255 Build failed. … |
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