Software Development Forum

I'm trying to create a program that takes 2 numbers from a user (a numerator and a denominator), displays one ontop of the other separated by dashes, and then shows the answer of one number divided by the other. Inside an If statement, I want to output several lines using …

hello. this is my first post in here :) im new to programming and im learning C as my first language. I need help on this problem, i am making a running clock and it prints out in this format: 1:1:11 but i would like to make it look like …

I got a question about c++ strings. Let's say string text = "0R14" and I access each element using text[0],text[1] etc does text[0] return an integer 0? or a character '0'? if it doesn't return an integer, how do I convert individual string element to integer type if I need …

I wrote a small app that dl youtube vids but like most company's they dont allow you to view youtube so i would like to incorporate a proxy option into my app to dl the youtube vids through a supplied proxy ip and port. Thank you for your time.

hello smile.gif i am having trouble with the 2D array i am making.......it is supposed to be an address book of sorts Miller, Joseph, 910 Auburn Avenue, McLean, VA, 7035551234 Frank, Michael, 1 York Road, Baltimore, MD, 4105551234 Roland, Frank, 346 Bellona Avenue, Lutherville, MD, 4435551234 Smith, Jan, 432 Burke …

Hi All. I have created a message box using Win32 API messageBox() function. Now I want to move a button on that message box a little higher. I'm trying to get that by the following code, but when executing the code only the button is moving, leaving its background in …

First off, you should know I just started learning C++ today. Anyway, whenever I type in my code to Dev_C++ Compiler, and then try to run it, it always says "Source file not completed." Here's my code: [CODE]// operating with variables #include <iostream> using namespace std; int main () { …

Hello, This is not a c++ question per se, but I do not see a better forum to ask it. I have a binary executable (compiled with Visual Studio C++ 2005) and the source code for this file. I need to change a constant, but for various reason I do …

I'm writing a collision algorithm based on the Separating Axis Theorem that works like so for each side: - Gets the separating axis of the side - Measures the object's width on that axis and places the width on the axis. - Measures/places width for object that is being collision-tested. …

Hi. I have this console based Asynchronous VS project that works fine. And then i have a remoting project which also works fine. I want to edit the remoting project so it is non-blocking, using asynchronous calls. I´ve tried different examples, but I cant get it to work. None of …

I need one more help DdoubleD.In my application I have applied functionality for searching various string(form text) which are the combination of characters and math symbols. Now for varoius symbols like squareroot, cuberoot , fraction, exponent, power,we cannot enter them directly from keyboard.So I have made form text in such …

This next practice problem has me implementing functions into code I completed before calculating data about students. I'm getting an error message, and am looking for where my problem(s) are. Objectives of this problem: -Collect data from user: major, last name, credits completed, gpa, tuition paid. -Call a function to …

hi all, i am new to c# ... i seek your help for a code snippet which can validate a form that is using asp tags like text box,a read only text box with a calendar control associated with it,a submit button which when clicked must validate the above said …

Hi I was hoping I could get a bit of help here. I am trying to break a number of strings up into arrays on particular words. For example in the following strings I want them broken on the words GET and/or POST: [CODE] "POST at the start without the …

Don't think you can pass any parameter unless you create a point in your main. [CODE] template<class T> void my_list<T>::show_sllist(my_node<T>* p) { if(p!=0) { cout<<p->data; show_sllist(p->next); } } [/CODE] Would i have to create a pointer of type my_node in main to show the list. [CODE] #include <iostream> using namespace …

hey everyone, I've been a bit bored lately and have made a 'snake' game. I've made made a 10x10 grid of picture boxes and I'm holding the snake positions in a linked list. I'm changing the picture box to either 'snake.jpg' or 'blankSpot.jpg.' I have a pretty decent implementation working …

I am using C++. I use mkdir("C:/test") to create a directory to store my files. I want to hidden the folder that i created. Don't want to let anyone know about this directory/folder at all. Can someone help me out? Thanks alot.

Hi all, Iwant to know is there any way to add a new column in datagrid depending upon the value of a combobox. I have columns in a table whose names are same as combobox's items names. I need to add that column in datagrid which value is selected by …

Hi guys, im new in C++ programming and hope anyone could guide me to understand C++ and be able to code my assignment out :) what the program does: 1. user inputs text file name, 2. user inputs key word 3. program goes about replacing character/strings in the text file …

I got stuck in this program and dont know how to start to phase 2, i finish phase 1 quite good bt i dont understand connection phase 1 and phase 2. so i hope some one can help me pls, thank you very much..... phase 2:Expand Phase 1 to translate …

i have been trying to do any interrupts in protected mode and i have been using msdos interrupts so it makes sense that they are not working i have been working through the threads so as not duplicate this but i haven't found any and i figured i would just …

So I have a lot of code so I guess I'll just post the couple classes that seem to be giving me problems and where the problem is occuring. [CODE=java]// line class to store lines from .ps file class line { // for outcodes private int RIGHT = 2; private …

hi i'm new in program i want to write code in c .. and i'll convert it to c++ but i've problem this is the code [CODE] #include<stdio.h> #include<conio.h> typedef struct std { int id; char name [10]; char status; }STD; void main() { STD m; printf("Enter id : "); …

Hi , I have problem related to ArrayList...... ArrayList object may contain 1 or more ArrayList Objects and those inner ArrayList Object may contain 1 or more ArrayList Object and it is extendable to n levels. Condition is also added as ArrayList may contain different type of Objects too, i.e. …

I am trying to make a program that prompts the user for input then outputs it to them(back to the good old days :D). It all works, except it doesn't output what the user inputs, it outputs a bunch of crazy numbers, can someone help me? Btw I am using …

Tired of the Tk icon in the corner of the form. It's easy to replace with any fancy icon you have. Here is the code ...

Hey guys I am stuck with this program and i need help with it this is what i got until now [CODE] #include <stdio.h> #include "checkit.h" double vectorDotProduct(double x1, double y1, double z1, double x2, double y2, double z2) { return(x1 * x2 + y1 * y2 + z1 * …

Hi i am looking for a good C compiler for windows vista. I found Visual Studio C++ 2008 express edition, will this work if im writing in c?

I needing a program increase/decrease a day every 5 second or 1 min for clock system I use date function to set day but I so weak in timer function :) and 1 loop fuction to when it to day 30 it will return 1 thk:)

problem is that it prints out backwards, can't figure out a way to flip it. prolbem is with numbers[siz-1] which begins at last index not first. [CODE] template<class T> T my_vector<T>::show_vector(unsigned int siz) { if(siz==1) { cout<<"enter size of array is 1\n"; return numbers[0]; } else { cout<<"enter this statement"<<endl; …

hello everyone, I am trying to read the same file twice,but after the first reading it is not taking the value again. what i need to do is read the file once and count the number of lines in the file, then read it again and do further computations...... but …

I got the first part correct but how do I put the get height into the second part? Like would I just repeat everything the base did.. like "private double height" " public void setHeight " etc... [B]The design is this: [/B] RightTriangle variables: base, height methods: setBase - changes …

Hello I am studying for my exam & I came across this question that is stumping me. [CODE=cplusplus] class X { public: X(); private: int x1, x2; }; class Y : public X { public : Y(); private: int y3; } // the class Y does not end in an …

Hello, I am writing a class that can handle large number of digits. I am trying to overload >> operator so that it can store the user input value and if user entered nondigit then it should print an error message and display the default value of 1 ; overload …

So, I created a program that allows a user to create student, delete student, display all students, search students, and quit. They are labeled 1 - 5, respectively. However, if a user were to enter 1, create the student, be taken back to the main menu and typed in x. …

Hi!!! I have made a window application in which when a string is entered in textbox , the related links are displayed in listview. Since ,there can be any number of links related to that string. So,I want to display only 5-7 links at a time in listview and on …

Hi, I am used to array of hashes in perl. So I was trying to do something like that in c++. Suppose I have created an array and now I want to store multimap in it. How can I do that ? I need to get some clues about this. …

Ok, I wanted to learn C++, so I went and found a tutorial. I started reading it, but now I have so many questions! FYI, I have little to no prior programming experience, so please don't laugh at me. 1) What is a compiler, how do I use it, where …

So i want my program to loop while the user continues to say yes and i figured that my code below would work but for some reason it says that y is an undeclared identifier. [CODE]# include <iostream> # include <fstream> # include <cstdlib> # include <string> # include <cmath> …

I am trying to compute some lexical statistics from a given text. For instance, how many lines, sentences, words, how many times a given character is repeated. Can anyone help me with this?

Hello. This problem occured in a program that used dynamic memory, and the arrays were deleted and reallocated several times with varying length. It seemed to me that after deleting the arrays, the pointer is still pointing to some data with the same length. (And of course i didn't want …

I copied this code from the textbook, so the code should have no mistake? I typed the contructor file(I think thats what its called) and the actual codes. So the code looks like this: [code]public class TestCircle { public static void main(String[] args) { Circle spot = new Circle(); spot.setRadius(5); …

So I am trying to write a program that will give creditcard balance information and it is aparent when I compile that there is some sort of error ( error c2784 ). I think that I might not be including something that I need but I am not sure what …

The InputBox function needs to be used in a command button to prompt the user for a number. I know that the syntax is ([I]prompt, title[/I]), where[I]prompt[/I] is the message you want displayed inside the dialog box [in this case - "Enter a number"], and [I]title[/I] is the next you …

Hi there, i need to know how to access my elements in a set of integers. i have private data for the following: private: vector <bool> setlist; // indicates set elements as true int cardinality; // number of items in set im creating a function that 'dumps' the elements of …

I tried my code below, and i am getting a output of 0. I added lines like cout << p; and cout << alpha to see if the values are getting stored into the variables. My output looks like this -18811398930we are in the loop0 Can anyone help me?? i …

Hello here in k&r excerise of primitive calculator i get it and all but there something i think its weird and i don't somewhat get it here the getch and ungetch functions i don't get it's routine [code] #include <stdio.h> #include <stdlib.h> /* for atof() */ #include <ctype.h> #define MAXOP …

Hello all, I'm trying to learn how to make just a basic windows app with some buttons and text windows to make the programs I normally create and interface with through DOS a little more interesting. I'm following the tutorials at [url]http://www.winprog.org/tutorial[/url] and [url]http://www.functionx.com/win32/[/url] . I can manage to get …

Hey, Does anybody know of a way to generate a random number without using srand(time(NULL)). I need it for a program I'm writing. srand(time(NULL)) is seeding it based on the computer's clock, but it's only accurate to the nearest second, so it's not fast enough. I've had to put Sleep(1000) …

Code: [CODE]hWnd = CreateWindow( L"3ngine", L"lars", WS_OVERLAPPEDWINDOW, xPos, yPos, xSize, ySize, NULL, NULL, wc.hInstance, NULL );[/CODE] I want to make L"lars" variable. Searched on google, but i cant find the right answer. Is there a simple solution? thanks!