801 Topics
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| | Let me start off by saying that this is homework, and I have most of it completed. However, I am stuck on how to convert decimal to hexadecimal. The assignment is to add two hexadecimal numbers and output the answer. If the length of the answer is greater than 10 … |
| | Greetings all. I need help to create a c program for computation of moving average.  |
| | I'm working on a program that lists a numbers prime factors. I've finished the bulk of the work and all I have left is the first print where it says the number is prime or composite. I know the way I'm going at it is wrong because it wont work … |
 | While surfing the web I got to this site: [url]http://en.wikipedia.org/wiki/Fourier_series[/url] “Hey, I why not write something like this in C#!” The rather scary looking formulas did not withhold me to start coding (see below Fig. 1 and Fig. 2) The formula from Fig. 2 is hidden under one of the … |
| | I need advice. I'm writing a calculator; I've got the basic functionality of it down, and have finally moved to having it process functions. In this regard, I find the standard library of mathematical functions provided by Python unsatisfactory. While the more commonly used functions are defined, some of the … |
| | Alright so basically i need to create a simple maths game in C. Involving addition subtraction and multiplication of random numbers. But i also need to add a timer to that. So lets say you are given 10 seconds to answer the question and every correct answer adds you 10 … |
| | Hey, I have to build an addition calculator. in the application interface should have a label on top which displays the number you clicked then under the label a running total label and then under than there should be a keypad with numbers from 0-9 and a plus sign. my …  |
| | Are you up for a challenge? Do you like extreme contests? Then the 12th BME International 24 hour Programming Contest, the Challenge24 is the right place for You! Here you are allowed to use any kind of tools, books, softwares, and languages to compete successfully, except for external help. Informatics … |
| | hi im told to make a program where the user enters a large number like 13195 and the prgrams gives it the highest prime factor, which i 29. now i have to do this using recursion in basic c, without using loops of any kind, so noo for, while etc. … |
| | Im stuck with the following: Define a function isPrime(number) that takes in a number as argument and return True if the number is a prime number. Hint: A number, x is a prime number if it is only divisible by 1 and x itself. By definition, 1 is not a … |
| | Hi guys, I am inserting value from xml file to access database the file is near about 6 MB (size not problem) but the file contains mathematics questions containing images(jpeg,bmp),equations(math type) so while inserting some questions it will give an error "Query Is Too Complex " can anybody tell me …  |
| | I'm writing a program to add two hex numbers of up to ten digits, and I'm recieving an "assertion failure," and I can't figure out why. Any help would be greatly appreciated. Thank you for you time! [CODE] // hex addition.cpp : Defines the entry point for the console application. …  |
 | This program determines the grade average, raised grade average, of individual students and all students. The program takes scanner input. In the scanner, the number of students, the number of grades for each student, and the grades of each student are entered. Ultimately, I need to print out each student's …  |
 | Hello everyone. I seem to be having trouble with the doMath() section of my code. I was wondering if you can help me out... [CODE] <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <title>Package Plans</title> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <meta http-equiv="Content-Style-Type" content="text/css"> <meta http-equiv="Content-Script-Type" content="text/javascript"> <SCRIPT LANGUAGE="JavaScript"> function … |
| | I'm writing a program that adds two hexadecimal numbers of up to ten digits. I'm trying to use the POW function, but for some reason it's underlined. Why is that? [CODE] // hex addition.cpp : Defines the entry point for the console application. // #include "stdafx.h" #include <iostream> #include <string> …  |
| | How to return the sum of the last digits of the values in a list? i cant think of an efficient way. If it wasn't for being in a list i could do it, but im really lost. Can anyone advise me? im going to look for a way in … |
| | Hello! I'm studying right now as an exchange student in Germany and taking my first programming course in Java, and in the last week, things have just started to go over my head and I'm kind of drowning while trying to get all the homework done! The assignment was supposed … |
| | [CODE]#include <iostream> #include <cmath> #include <iomanip> using namespace std; int triangleType(double x1, double y1, double x2, double y2, double x3, double y3); double distance(double a1, double b1, double a2, double b2); int main() { double x1, y1, x2, y2, x3, y3; cout << "Enter vertices for the triangle." << endl; … |
| | Trying to figure out why this SIMPLE math function will not work. If anyone can help me that would be great....Thanks [CODE] <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>Calc Price</title> <SCRIPT LANGUAGE="JavaScript"> function doMath() { var one = eval(document.theForm.elements[0].value) var …  |
| | im wrote a program to determine weather a triangle is scalene, isosceles or equilateral based on the given side lengths...its not working properly..i.e its giving isoceles when i enter data for an equilateral...etc etc... i fugured it was my logic in writing the program that was missing something....could anyone tell … |
 | Hi All, I want to auto-calculate all the array textboxes I created. My code is: [CODE] <?php echo "<table>"; $sql="SELECT default_salary FROM records WHERE is_active = 'Yes'"; while ($row=mysql_fetch_array($result)) { $default_salary = $row["default_salary"]; $num_rows = mysql_num_rows($result); echo "<tr>"; echo "<td>"; echo $count."</td>"; echo "<td width=\"\" align=\"left\" border=\"0\">"; echo "<input type=\"text\" … |
| | Dear All, I'm new to C, and would appreciate your help about the below code. The purpose of the program is to multiply the elements of the array and print the result. The user enters the value for how many elements he wants to have multiplied, and then the function … |
| | When you want to draw something on a form you need a Graphics object. But a Graphics constructor isn’t public and if that is not enough the Graphics class is also sealed! This means you can’t create a Graphics object via the new keyword nor can you derive from the … |
| | All right. So i have child, parent, activity and register table and i want know how much money a parent will pay for his child if the child have 1 or more activities. So i came out with this code: [CODE]SELECT CONCAT_WS (' ', parent_title, parent_fname, parent_sname) AS 'Parent/Carer Name', … |
| | Hello, I'm using SFML to make a game, and, as it has no built-in collision detection function, I made up my own algorithm. Here it is: [CODE] // Collision.cpp #include "Collision.h" Side CollisionBoxTest(sf::Sprite Hitter, sf::Sprite Hittee) { sf::Rect<int> HitterBox; sf::Rect<int> HitteeBox; // Initialize parameters for Hitterbox int BoxHeight = Hitter.GetHeight(); …  |
| | I have a problem, whenever I attempt to use the following expression it returns -3. Can you please explain why this is? [CODE] int level = ((RoD * 10) - 50) / 15; std::cout << "Level = " << level << std::endl; [/CODE] |
 | I had a terrible grade when it comes to mathematics. I do suck at it{Except Trigonometry}. But Seriously {Not to brag} I've been the best kid around when it comes to programming. To add another point, My Mathematics teacher laugh at me when I told her that I wanted to …  |
| | I'm trying to devise a program that attempts to solve the Collatz Conjecture, Wikipedia, but when I run it I get this error: [CODE] What value would you like to find if the collatz works for below?6 Traceback (most recent call last): File "/private/var/folders/fL/fL1lGxccGCypPBSIUXNGZGpkwIg/-Tmp-/Cleanup At Startup/Playground-345866896.786.py", line 27, in <module> …  |
| | Hello everyone, i'm been practice C++ for a while just a new hobby in technology. i start with mathematics with numbers and some cout, cin function in other program like excel i can enter series of number and after that we can: 1. Sum them up 2. Divide them, multiple, … |
| | hi i am new here and i registered because i couldn't find the answer in google search my problem is that i could not find max and min of two arrays and the average too [CODE]#include<iostream> using namespace std; int array1[]={0, 1, 2, 3, 4, 5, 6, 7, 8, 9}; … |
| | For a school project, I am trying to make a program that gets user input and finds the factorial of the input. I wrote this bit of code and got tons of errors. Help, anybody? [CODE]import javax.swing.*; import java.awt.*; import java.io.*; import java.util.*; class TestFactorial { public int x = … |
| | Practicing C++ and here is two of the practice problems I pulled from the FAQ And practice post. Just want feedback and issues with the way I wrote these. Simple Calculator [CODE] #include <iostream> #include <string> #include <sstream> #include <stdlib.h> using namespace std; int main(void) { //cout << string(50, '\n'); …  |
| | i need to sum anything that is input in input form numbers. And this has to be in order like 5,4,3 and then it has to sum like 5+4+3 = 12. Can anyone help? I came as far as the code shows above. this is the example of how it … |
| | The program should calculate the average of the values stored in the [B]rates[/B] array. It then should display the average rate on the screen. Display the average with two decimal places. Complete the program using the [B]for [/B]statement. Save and then run the program. Complete the program and also have …  |
| | I'm working in the confines of a binary search tree and an AVL tree, doing some operations to find different statistics for these trees when given large random values. For instance some of my functions include finding the average leaf node depth, find the shallowest leaf node, etc. My question … |
| | I have an array [x,y] where the values of x is ascending and the y values are random. I would like to sum all of the y values together when the x values are within a certain range. I can't show you any code as i dont even know where …  |
| | Hi, I have javascript which counts seperately every time 2 seperate buttons are clicked, this then outputs the amount on the same page. This works, however I am now trying to add a third value to output on the page which is the total of the clicks which i would …  |
| | I made a program to find primes, but it can't find any prime less that 7(e.g. 2, 3, 5) any ideas? [CODE]import math from math import sqrt x = 1 y = raw_input("What number do you wish to find all the primes below? ") y = int(y) while x < … |
| | Hello. I have a piece of code currently where I have a JFrame that I have removed the title bar and borders etc from using .setUndecorated(true). I have tried a number of ways with no success to make this window draggable by it's client area. [CODE] JFrame f = new …  |
| | Need some guidance with this program. Never had experience with sentinels so I'm not sure where to start to calculate the multiple grade inputs. [B]Requirements:[/B] [LIST] [*]Sentinel needs to be used to indicate when there are no more students to process [*]Will read data about a student one at a … |
 | i know this is a stupid question but i just don't know :\ if i have 2 time variables [CODE] a = 00:00:12 and b = 00:00:05[/CODE] how would i add them together to make [CODE] c = 00:00:17 ?[/CODE] i get the data from the database in this format …  |
| | Hey All... This query is waaaay outside my skill set so I can't even fathom how to do this other than the "brut force" method and that's way to slow for my purpose (a mobile app). I have two tables, `Categories` and `Articles`: `Categories` has: `id`, int auto-increment `name` text … |
| | I'm trying to make a Palindrome program, that basically returns whatever you enter, just backwards. For some reason, the cNewArray is not only couting the original array backwards, but also the original array. For example if I enter "Hello" it returns "Hello = olleHHello". I'm very new to referencing pointers … |
| | A number is called a proper divisor of N if M < N and M divides N. A positive integer is called perfect if it is the sum of its positive proper divisors. For example, the positive proper divisors of 28 are 1, 2, 4, 7, and 14 and 1+2+4+7+14=28. …  |
| | [CODE]#include<stdio.h> #include<string.h> #define SIZE 100 int main(void) { int array[SIZE], i, n, j, sum=0; printf("Enter some integers:"); for (n=0;n<100;++n) { scanf("%d", &array[n]); if(array[n] == -1) { j=n; break; } j=100; } for(j<=100;i>j;++i){ printf("%d", array[n]); } for(j=0;j<n;++j){ sum=sum+array[n]; printf("The sum is %d\n", sum); } return (0); }[/CODE] [I]Im trying to output … |
| | I need help with a programing assignment for my CS 2 class, the task is to check rather a user inputted string is a palindrome meaning it is the same forwards as it is backwards. I have most of the program working, I input a string then copy it and … |
| | I am having trouble in sorting out what i need to do for my first assignment. open a text file, with colon char, 1 student number: 2 student name: 3 5 fields with marks; a algorithms: b mathematics: c java: d C++: e scripting open txt file read open txt … |
| | Hello everyone, my assignment is to calculate each student's test average and final letter grade from a class of 20 students with 3 tests. The scores for each test are located in the text files that I am attaching. I have worked on this code for some time now, but … |
| | Wrote this for my college open evening just to give prospective students a taste of python. added a little "information" section just to bulk it out a bit (this section is slightly messy i know). Not sure if it works in command line, definitely works in IDLE but the command … |
| | Hey, Im having trouble writing a function that will take a limited running average from a file. the running average works just fine, its just when i try to limit the input, i just come out to inf. could it possibly be that im using a static double for the … |
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