Software Development Forum

This program runs perfect just want to know if I have to do this arithmetic operations using functions how can I do that? [code] // Arithmetic.cpp - This program performs arithmetic, ( +. -, *. / ) on two numbers. // Input: Interactive // Output: Result of arithmetic operation #include …

So, I'm asking a user to input a fraction in the form of this: +3 3/4 I know I can use a search to find where the first instance of something happens, but how do I actually take whats before it? Example: I can tell it to search for white …

Hello, I'm trying to compile a program related with serial communication via RS232. I've found this program at microsoft page [url]http://support.microsoft.com/?scid=kb%3Ben-us%3B39501&x=9&y=11#top[/url]. When I try to compile this same program in Dev C++ editor the following message appears: bios.h: No such file or directory. Please, help me about what can I …

Hi, I am trying to get the max number from an array, but I'm not sure how to tackle it. This is what I have so far. [CODE]import javax.swing.*; public class InitArray { public static void main( String args[] ) { int array[] = { 69, 23, 47, 81, 92, …

Dear everybody I really need your help!! I have made a small application in Visual Basic 2008 Express. It's a small form application with a Database connected to the project. (made from the wizard in VB express) My problem is that when I deploy my application i can't find the …

Hello, I just finished my text-based RPG called Helsmich, however I need a few testers to find bugs/errors and tell me. There are quite a few variables that can be changed in the games such as your name, money, armor, weapon, kills, deaths, strength, speed, defense, accuracy, health, attributes, level, …

Can anyone tell me why line 140-144 of this program does not do what it is supposed to do. Here is the output and you can see it is all blank? What am I missing? hit any letter keys to add items to the order and then = to stop …

Hey guys (and girls), I'm trying to write a program that will read a simple text file and output a file with the same contents with the addition of line numbers. This is what I have so far: [code] #include<iostream> #include<iomanip> #include<fstream> using namespace std; int main() { char filename1[20],filename2[20], …

I need help understanding julian dates. I am trying to create a program using julian dates where user enters month & year and show the calendar of that month. I especially don't understand the "int toJulian()"... here is what I have so far: [CODE] #include <stdio.h> #define START 1900 //fixed …

[CODE]#include <stdio.h> struct poly { int len; int arr[]; char *name; }; int main() { int i; struct poly p; p.len = 45; p.arr[3] = {1,1,1}; p.name = "Josh"; printf("%d",p.len); for(i = 0; p.arr[i] != NULL ; i++) printf("%d",p.arr[i]); printf("%s",p.name); return 0; } [/CODE] I tried to make a simple …

Hi all, For my project I'm doing a comparison between solving ODE's in MATLAB and using the GPU to solve them. Anyone know of an accurate way of timing how long the program takes to run on the gpu (same kind of accuracy provided by matlabs tic toc command)? I …

Hi and I have been working on a simple problem but can't seem to find any solution and have tried browsing the net. My question is how do I append to an array. Below is the code I tried but still doesn't work. [CODE]String[] names={""}; if (charcheck1==true) { String[] chartmp={"A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z"}; …

[code=c++] #include <iostream> #include <string> #include <cmath> #include <cstring> #include <cctype> using namespace std; class link { struct employee { int x; employee *next; } void insert() { employee *temp; temp=new employee; employee *first; first=new employee; if(first=NULL) { employee *tmep; temp=new employee; temp=first; cin>>first->x; first->next=NULL; } else { temp=first; first=temp; …

I have a main form which is going to use much input data typed in by the user. So I thought to make a separate form to handle the input. The closest to a solution was this thread [url]http://www.daniweb.com/forums/thread231368.html[/url] But I don't want the second form to be disposed off, …

For my assignment, I have to "Write a program that reads integers, one per line, and displays their sum. Also, display all the numbers read, each with an annotation giving its percentage contribution to the sum. Use a method that takes the entire array as one argument and returns the …

Hi, Could anyone please explain how the memory allocatio is done in case of double pointers?

Hi, I have usually have 2 monitors available but not always. I use one for displaying maps and the other for the data on a called form. How do 1 get Maps on 1 and Data to appear on the other without dragging the form onto the second monitor. Thanx …

I am trying to make a small program which will write to a binary file,this is my code: [CODE]// program that writes to a binary file #include <iostream> #include <fstream> using namespace std; main() { fstream* bfile = new fstream("file.bin", fstream::out | fstream::binary | fstream::ate); int a = 2; int …

Hello, I have a program that decodes a substitution cypher one character at a time and then prints it on the screen. I need to save this text into a output file on disk. I am having hard time figuring out how to get the decoded text from the screen …

hi, Can any one help me about clock problem..i need to calculate the exact execution time of algorithm using the processor clock speed not the wall clock time..i am getting zero by using the clock_t function in time.h.also how can i calculate the exact processor speed execution of program..reply me …

[QUOTE]Win32++ is a small C++ library used to build windows applications. It has been designed to be easy to use, and simple to understand. It is an ideal starting point for anyone learning to program for windows using C++. Win32++ also has the added advantage of running on a wide …

#ifndef _READFILE_H_ #define _READFILE_H_ #include<string> #include<vector> #include<map> using namespace std; class Readfile{ private: string str; vector <string> goArray; vector <string> strArray; vector <string> phyIntArray; vector <string> subArray; vector <string> proArray; /* member function */ void processString(string str); void processGoId(string); void processPhysicalInt(string); // void processMetabolicInt(string); public: typedef struct Info{ string uniprotID; …

how to send email via smtp server like gmail with c++??????? i want the code if any web resources available pls provide..

Hello, Please take a look at this well-known 'problem': [CODE]class A{ B * foo(); }; class B{ A * foo(); };[/CODE] Its solution is simple: add "class B;" above A. But I've got a smilar, but more complex, problem: [CODE]class A_1 { virtual B_1 * foo(); }; class B_1{ virtual …

everything works except I need it to give me the max and min month (i.e. 1,2,3..12) instead of the number entered into the array. #include <iostream> using namespace std; int main() { const int SIZE = 12; double months[SIZE]; int count; double sum = 0; double totalRainfall; double averageMonthlyRainfall; double …

I've been trying to figure out this problem for a week. I've searched all sites for if else statements, and I can't figure out why !!!!!!!!!!!!!!!!! What's wrong with my statements ?? Help me out !!!!!!!!!!! please. #include<iostream> #include<string> using namespace std; void main() { char hsg; //Highschool Graduate char …

Hello I need to write a c++ program that requires a function called DeleteRepeat and prompts the user to input the name of a text file and outputs the new data in a new file. For example, the content of the text file that the user inputs is " b …

Need help for creating an diary alphabetically...some doubts 1. Do i need to create separate recordset for each alphabet (A-Z) ? 2. How do i get the 1st letter of the name entered into a textbox ? (hav heard that "VB Controls" help...but couldnt find a control to help me..) …

i keep getting these errors with my program and i was wondering if anyone can help. /tmp/cc2Rxau2.o: In function `main': prac.cpp:(.text+0x101): undefined reference to `Barcode::Barcode()' collect2: ld returned 1 exit status Code: #include <iostream> using namespace std; class Barcode { public: Barcode(int zipcode); Barcode(char bar); Barcode(); int convert(int num); private: …

In an assignment for class we have to ask the user how many characters they'd like to enter and then read the characters into an array of that size. I've had problems with calling a function to do this. I will also be passing this array to other functions, so …

Hey,everyone... I am having a hard time sitting in front of my pc and learning templates all by myself... I need help, in any form(explanations, examples,online help,etc). Please,any help will be appreciated..Thanks!! [QUOTE]"Show me your code and I will tell you who you are.."-Tkud[/QUOTE]

Hi, I'm new to this site so apologies for any mistakes. I'm trying to write a program to parse string from a file. In each string I then have to parse the different strings for example: add h'13', 4 So I've to parse the 'add' bit, the '13' bit and …

So I am creating a program for a class that reads in from a file the appointments. The file has this format Date,Subject,Start Time,End Time,Location,, The interesting thing about the file is that it does not contain the same appointment (same name, location, and time) more than once. For example: …

hey, how's everyone, i need help with a java program, i'll appreciate any help. i'm need to write a program in java that will test if the input is a Palindrome or not. i found a couple of programs, but they use a (do-while) loop which i'm not allowed to …

Okay, so I have to execute a batch command on a restricted user's account, however the batch command will not work unless the process has Administrative Privileges. currently i call the batch command via [CODE]system("command here");[/CODE] I, as the programmer, know the Administrator user/password on the WinXP machine this is …

Hey guys, I was wondering if you could clear up some things on classes for me. I have had a semi-easy time understanding python and programming concepts up to this point but now am having a real tough time on classes. I think it is because my book uses long …

Hi guys, I've searched this, but can't find a solution. Basically what I'm doing is writing a binary search tree (which works) and balancing it with AVL (which almost works). As far as I can tell my AVL tree is implemented correctly, but I'm getting a stack overflow error at …

I am trying to write a program that accepts a dollar rate and hte accepts a list of amounts adn converts tehm to Shekels and prints in a list with the sums. HEre si my code: It is giving em lots of errors and I am having no luck. I …

Hello all!! i have to make a program for my university that generates 3000 random numbers and finds the one who are powerful! I have written all of the code but i don't know what condition is wrong! let me show you... :-P [CODE]for (l=4 ; l < COMPUTATIONS ; …

[CODE]#! /usr/bin/env python #filename:pwd.py # development environment:python2.51 import getpass usr=getpass.getuser() while True: pwd=getpass.getpass("passwd:%s:" % usr) if pwd=='123': print "welcome to python!!!!" break else: print "The password you entered is incorrect" [/CODE]

Can someone help me with this problem here about Binary Trees. I was given this code... and I am required to write a function void count_nodes(?) to determine the total number of nodes in a Binary Tree.

i ve two directories and i ve to write a c++ code for getting files names of both the directories printed side by side .(Assume equal no.of files in both directories)

Figure I might as well go ahead and clear up that this is obviously a school assignment. I have completed a somewhat decent amount of code (not saying I have a lot of faith in it's correctness tho) and need assistance to figure the rest out. I'm at a complete …

I want to search "The tree is in the yard" for the word "the", then replace the word "the" with "<font color=#FFFFFF>the</font>", which I currently do with "s/$searchstring/<font color=#FFFFFF>$searchstring</font>/gi;" BUT I want to preserve the case of the word, so that in this example the first word of the sentence …

can I open a file and then close it in a loop? I tried but it doesnt seem to work. :(

I'm rather new to Java, and I can't quite figure out what to do with this program. Any help or suggestions would be greatly appreciated. Thanks in advance. File Account.java (see previous exercise) contains a definition for a simple bank account class with methods to withdraw, deposit, get the balance …

I was just wandering about the user interface of C applications. What are the basic things one should know about programming a graphical user interface with C.

Hi, Is it possible to have class template in non template class? I'm trying something like this and I'm getting errors: [code=c++] class Non_Template { //...other stuff public: template<class T> class some_Template; //declaration }; template<class T> //something WRONG with this syntax Non_Template::some_Template { }; [/code] Err msg I'm getting: error …

Python can use its COM support and the OCX of the WindowsMediaPlayer to play mp3 music files. Make sure that your Python installation has the win32com folder. Check [url]http://starship.python.net/crew/mhammond/win32/Downloads.html[/url] for the latest win32com support. [COLOR="Red"]This code relies on file WMPlayer.OCX which MS has removed on newer versions of Windows. See …

Hi! I'm really new to C++ and posting to forums so please excuse any mistakes I may make. I have to write a program that simulates throwing 2 die and printing their sum 25 times, seven sums per line. I'm stuck on the "seven sums per line." Do I need …