51,593 Topics
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| | I am doing a 5-way balanced sort merge. I have 1, 000, 000 records and a toal of 10 temp files to work with (5 for input and 5 for output). After phase 1, the temp files F0 thru F4 are populated with clumps of sorted records. The clump size … |
| | Hey Guys, im trying to create a timer in c++ that starts at one, and every second the program displays the next number starting from -15, i have the start, but what i want is a breaker button... Such as while its counting, i want to be able to press … |
| | I keep seeing these two words in Sams teach your self C++. Do they represent the same thing when talking about variables? I beleave that I know what "define" means. State it's type, it's name, and semicolon. However, I see that "declare" is used for, what seems, the same meaning. … |
| | Hello, I have been working for hours trying to get my mortgage calculator program to work. The purpose of the program is to allow user input of the loan amount, interest rate, and term in years, and then display the mortgage payment amount. I also have to list the loan …  |
| | This is gonna take some time, anyway here it is: the student class : [PHP] #ifndef STUDENT_H #define STUDENT_H class Student { public: Student(const char *, const char *, const Date&, const job&); char * getfirstName(); char * getlastName(); void getbirthdate(); void getjobnumber(); private: char firstname[25]; char lastname[25]; Date birthdate; … |
| | "THINKING IN C++" a real cool book in C++ is available online and can be down loaded free of charge. The site is!!! [URL=http://www.codecuts.com/mainpage.asp?WebPageID=315]http://www.codecuts.com/mainpage.asp?WebPageID=315[/URL] |
| | I have two programs that i have to write by next friday (april 1 ) but i have no idea how to do them. Can someone please help me out. These are the [B]conditions for the 1st one:[/B] 1) read floating point numbers into an array until teh sum of … |
| | May anyone please help me with this: (I am new to c++) Create a [b]SavingsAccount[/b] class. Use a [b]static[/b] data member to contain the [b]annualInterestRate[/b] for each of the savers. Each member of the class contains a [b]private[/b] data member [b]savingsBalance[/b] indicating the amount the saver currently has on deposit. … |
| | Hi everyone. My assignment is to take a line of text as input from a file and analyze it to give the following output . I ...identifier have....identifier 9....number apples...identifier. Anything like 2day will show that the string is wrong..I tried to write the program in simple c++ but unfortunately … |
 | Hi I have installed Eclipse and I am trying to run C++ programs using the cdt tool which I installed it from the update manager present in the eclipse itself. But whenever I am trying to run a C++ program I am getting this error. Error starting process java.io.IOException: Exec_tty … |
| | hello, i need to hand this in this week, someone please help me :p I need to do the followings: 1) allows user to add a new property to the collection 2) allows user to remove a property from the collection 3) allows the status to be changed from for … |
| | pls help me in providing links to any tools or user guide which would help me to migrate from IBM C++ application using IBM open classes to Microsoft C++.Thanks in advance for your help. |
| | [php] #include <iostream> #include <cstring> using namespace std; class date { public: date(int = 1, int = 1, int = 1990); //constructor void Printdate(); void setday(int); void setmonth(int); void setyear(int); void setdate(int, int, int); private: int day, month, year; }; date::date(int d, int m, int y) { setdate(d,m,y); } void … |
| | [CODE] #include <iostream> // required for input and output #include <fstream> #include <cstdlib> // required for rand() function using namespace std; // function prototypes void storeData(char cellArray[][18]); void printArray(char cellArray[][18]); int checkNeighbors(char cellArray[][18], int row, int col); void makeContagious(char cellArray[][18], int dayArray[][18], int row, int col, int neighbors); int main() … |
| | Hello i am writing a program and i really need help. here is what the program is about. 1. It needs to ask a number of tickets sold. 2. persantage which goes to some other coast. This input will be entered in percent format. program must convert this to a … |
| | Hi, I am writing a couples class, one base, and one derived to track an employees pay records. It has a static private ptr array to store Employee and EmployeePay objects. [CODE]static Employee* empArray[];[/CODE] Employee has first and last name, ssn, id number and a date. EmployeePay derives from Employee. … |
| | each time i put my Sims cd in my disk drive this message always comes up: Microsoft Visual C++ Runtime library Runtime error! program c:\Program Files\Maxis\The Sims\Sims.exe Abnormal program termination I have a windows 98! Do you have any ideas to fix this problem? Please help me :-| |
| | i wanna start programming with c++ what would you guys suggest is the best compiler program out at the mo? :twisted: |
| | Hi I am getting this error with my code as I try to pass a 2d array into a function : mymain.cpp:173: error: cannot convert `float (*)[((dimensions - 1) + 1)]' to `float**' for argument `1' to `float objfunc(float**)'])' The code is as follows: [url]http://cpp.sourceforge.net/?show=4356[/url] The lines 0030, 173 and …  |
| | [SIZE=2][B]TO CALL OTHER PROGRAMS FROM WITHIN OTHER PROGRAMS-[/B][/SIZE] Just include the standard c header file cstdlib (no .h!!). You can now use the function system( :eek: ). It takes only one parameter- the name of the program you want to call! Here is an example [CODE]#include <iostream> #include <cstdlib> // … |
| | i got the program to work without any errors before i started to try to get the sort function to work in the [B]main[/B]. function. I need to get the function call for the [B]sortIndex.cpp [/B] to work so i can sort the user output by descending order of profit. … |
| | I'm not finished with my program yet, but i've run into a few problems. The first main problem i see is that i seem to be doing something wrong to display the array that the user enters. It only shows one value, and it displays it twice. I cant check … |
| | Hi, If any of you know JavaScript, you will know about the split() member function of a string. In it's simplest form, it splits the string that you call it from by the char argument and returns an array. I found this very useful, so I tried to write it … |
| | The Acme Software Company sells its "Adding Tutor" software for $109.Quantity discount are given using the following table: Quantity Discount 10-19 20% 20-49 30% 50-99 40% 100 or more 50% Write a program that asks for the number of units sold and calculates the total cost of the purchase including …  |
| | I am new to C++ and have problem that isn't adequately addressed in books and online. Say have have a program doing salaries. In this program all inputs should be numeric. If they aren't the program won't execute properly and you will never know it. Using the cin.clear and the … |
 | I am having a problem with C++ templates which is actually quite embarrassing for me to admit to since I predict a lot of you will figure my problem out faster than it took me to write this post but I've exhausted my patience for right now. I wrote this … |
| | I want to get the x y coordinate of the cursor on an image. CursorPos is included in the help files but not how to use it. Borland C++ Builder5. Can anyone help me? Thanks Chuck |
| | I'm pretty new to C++ and I'm having a problem with a Uni coursework. I have two classes A & B which need to be able to call each others functions so they each hold a pointer to the other. I had the problem that they #included each other so … |
 | I want to make a program that will start off by opening a text file(blank). The user will put an expression in the file and as he hits the enter(enters a newline character) the result will be shown in the next line of the same open file. Itz almost like … |
| | Ok, im new to c++ and i looked around and couldn't find anything on it.. I have a global char such as the one below, i made a loop to go through and basically "grab" each name in the names list and then display it to me.. but instead of … |
| | I'm writing a c++ program for a class I'm taking. I'm having a problem getting the string variable into the void print_results function. Basically, at the beginning of the main function, I ask the user for their name. I can use the name variable in the main function and it … |
| | Hi this is tetsu here I need a little help regarding input and output. I am trying to write a program to read information from a text file as long as there is names and numbers next to them (test score numbers). For each name read, a sequence of test … |
| | Can somebody please tell me where I should put an enumeration which will be used by several classes. [code]enum Direction { UP = 1, DOWN = 2, NONE = 3 };[/code] All of the classes have their own .h and .cpp files and at the moment I have the enumeration … |
| | ok i am a new programmer and am running in windows xp and 98 and am using the borland c++ builder 3, I am trying to make a window that will simply ask the user to input a string (called pathname) and store it to another file for use in … |
| | I'm have a really hard time with this program and am totally lost. I'm trying to write a program that reads a set of integers and then finds the sum of the even and odd integers. So far this is all I have come up with, but I'm sure it's … |
| | consider this [CODE] vector<int> :: iterator it; int i; vector<int> A; for (i=0; i<5; i++){ A.push_back(i); } for(it = A.begin(); it != A.end(); it++){ cout<<*it; }[/CODE] vector<int> :: iterator it; int i; vector<int> A; for (i=0; i<5; i++){ A.push_back(i); } for(it = A.begin(); it != A.end(); it++){ cout<<*it; } |
| | Hi, I want to declare a function, which takes input of a set of integers and returns a set of set of integers , I tried this but, it ain't correct , plz tell how I should do what I want [CODE]#include<iostream> #include<set> #include<string> using namespace std; int Q; int … |
| | Please help.I am in a desperate condition. I am getting the error message "segment _TEXT exceeds 64 k" when i am linking my program in borland turboc3 3.0 compiler. Can anyone suggest a remedy for this. I have tried reducing some lines of text from my program but to no … |
| | hi, any1 knows is there any website giving free open source SIP softphone with video in C++ format? Rgds, |
| | I'm creating a registration C++ form and everything is working except one thing (at this point anyways). [code]private: System::Void Register_Click(System::Object * sender, System::EventArgs * e) { Username = UsertxtBox->Text; Password = PasstxtBox->Text; if ( Username == "" || Password == "" ) { ErrorTxtBox->Text = "Error in Registration."; } else … |
| | I am having trouble trying to merge 2 strings into 1. Is this possible if so how is it done? |
| | does anyone know the function that will take an array of text and cut it up into words and also cout different words; ex. I prompt the user to input some text and the i send that text to a function that couts each different word on a new line |
| | ok i know how to use mciSendString, it is mciSendString("[play/stop] [path to file]",NULL,0,NULL); , (for audio is what i am using it for) but i don't understand what the NULL,0,NULL is for, can anyone help me? and another thing is there a way to make the file i play with … |
| | Hi this is my first post and I need help on my first program on making some shapes in c++ using for statement and using *. Its an simple for statement program but I got nothing. Im trying to making an acute triangle using *. I got the triangle down … |
 | I am not shamelessly promoting this book, I just happen to like it and use it a lot! "Standard C++ Bible" by Stevens and Walnum, published by Hungry Minds. This 800 page plus book is loaded with samples and comes with a CD-ROM containing all the samples and a nifty … |
 | [b]Recursion[/b] Recursive functions are, interestingly enough, functions which call themselves. Instead of performing calculations by calling other functions, they call themselves by passing in different parameters each time. This forms an almost loop-like effect, where each time a simpler calculation is performed by the function. This is repetitively done until … |
| | can anyone come up with a solution for this ? real quick for me? the factorial of a nonnegative integer n is written n! ("n factorial") and is defined as follows: n!=n*(n-1)*(n-2)*.....*1(for values of n greater than to 1) and n!=1 (for n=0 or n=1). For example, 5!=5*4*3*2*1, which is … |
| | Hi, If this should be directed to another group, please let me know... I've been working with templates for a few weeks and have been able to develop some nice code on solaris using the Forte C++ compiler (version 7). However, nothing related to templates seems to be compiling correctly … |
| | Hello, I've worked on Console Apps. For a while and am moving to visual C++. I am working on a form right now and am stuck. What I want to do is if the user prushes a button, it will display the text contained by that button to a label. … |
| | Hello, I am working on this tic tac toe program for my computer science class to develop a tic tac toe game that uses artifical intelegence for a computer player. Anyway, I have a few question, help with any or all. First, I am getting unresolved externals errors. I do … |
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