Software Development Forum

I need to calculate the value of sin(sin...(sin(x))) for n times (n and the value of sin are input from the keyboard). That's is what I've came up with. #include "stdafx.h" #include <iostream> #include <math.h> using namespace std; double multipleSin(int n, double x); using namespace std; int _tmain(int argc, _TCHAR* …

Hello I'm starting to learn c++ and I'm wondering if I should wait until c++0x standard is published (since I'm not in a hurry, currently learning Perl and Java) or should I start learning c++ with an old book I have If i do learn c++ w/ the 2003 standards …

Hi i need to capture which users are logged on to my winserver 2008 and their status for my admin app, and i have no idea of how to do this. I'm using .net and c#. I could really use some help with this.

Hi there, I am in a first year programming class at Dalhousie University (Halifax, Nova Socita, Canada), and I need a little help with an assignment. The exercise is as follows: "[10 Points] Create a number guessing game. First, ask the user for some positive integer, n. Ask the user …

Hi, I have a date with the String like "20091128' and we have to check this date with current date ("20101118"). if that date is old then we need to do some rules. I've checked in google whether there any existance but there have different formats. Can anyone give me …

I'm trying to figure out how to add an element to an array of integers, but the tricky part is that I have to slide the elements to the right of it over by one place. For example: Start array: {1, 2, 3, 4, 5, 6, 7} Adding 10 to …

This is basically what I have. I've commented out all the places where I know what to do, but not how to do it. PEG_HOLE = 10 PEGGED = "X" ##################### # Functions you need to fill out def roll_die(): # This function will simulate rolling two six sided dice …

Hello, I have a perl program where I must mutate a DNA sequence while maintaining the same base pair distribution and then randomly mutate the sequence 10 to 20 times and find the similarity between the mutated and original sequence by calculating an adhoc score. This is what I have …

I just started writing C++ and i only know the basics, if there is anyway to improve my simple caluculator or if you have any functions I could add to it let me know. Here is the code I wrote feel free to take bits. #include <cstdlib> #include <iostream> #define …

Hello, I want to sort a 2dim array by columns, but there is an error in my code. It doesn't accept value of element from 2dim array into C[x]. Can anybody help please? [code=C++] static int counting_sortx( int** A[], int** B[], int k, int rows, int col){ /*Array A[ ] …

I'm trying to implement a chatroom using RMI and everything was fine until I tried to bring my GUI into the picture, from what I can see the RMI aspect is fine, the client is sending the info to the server, the server sends it to all clients with callback. …

I'm writing a program for a class that's a game. It has ten places to put a peg, numbered 1-10. You have to roll 2 die and the summation is the number you have to work with to try and fill in the board. So far, my program is as …

Hello! I have a JScrollPane with JTable that is filled from MySQL. I'm using SwingWorker to display JScrollPane while reading data from MySQL database. There is no problem with it. My question is how to add a text "Loading..." to JScrollPanel? I just want to display some message in this …

I am working on some image processing ideas and I want to implement them using pthreads. Here is an example I came up with just to make sure that the threads were actually doing what they were supposed to be doing. It just increments the values in an array and …

[B]Problem statement:[/B] Give two sets [TEX]A[/TEX] and [TEX]B[/TEX], devise and algorithm that checks if A and B are [URL="http://en.wikipedia.org/wiki/Disjoint_sets"]disjoint[/URL]. The following information are given about the set [TEX]A[/TEX] and [TEX]B[/TEX]: [LIST=1] [*][TEX]|A| = |B| = n[/TEX], that is number of elements in both sets are n [*]A and B are …

The problem states to write a method named fallingDistance that accepts an object's falling time as an argument. The method should return the distance that the object has fallen during the time interval. Demonstrate the method by calling it in a loop that passes the values 1-10 as arguments and …

I am developing my own project for the practice. I am having a great deal of difficulty conceptualizing the classes I want. The scenario is that of 2 countries, each capable of producing 2 goods, using 2 factors of production. Specifically, Lower Mongolia and Upper Mongolia have certain amounts of …

Hello, I'm trying to realize a simple calculator but when I double click the file.exe to see the output, my program keeps running in the terminal, maybe I created an infinite loop.. I'm using cin.get() I don't understand.. I compiled it with G++ (MinGW), using Win Xp. can someone help …

I have file that contains Unicode characters from Latin-1 and Latin Extended A sets (link to [URL="http://unicode.org/charts/"]Unicode charts[/URL]). How do I read it so that these unicodes are converted to proper characters? I tried [code=Java] public void readFile(File file) { try { BufferedReader in = new BufferedReader(new FileReader(file)); String noneUTF; …

I'm new to c++ so please take things slow with me. I heard in class that dynamic arrays like in java aren't supported so I thought as an exercise I would make a program that sort of acts like a dynamic array. I'm using a mac btw. For some reason …

i know there is probably a trick for this in C that i do not know, but i attempted to write my own function for finding the mode of an array of data (As large as 1500 doubles). Heres my crack at it. [CODE]void mode (double * array, int numItems) …

I'm back guys! This time I'm working on this project for class. I have to make a "point of sale" thingy. I worked on it using GuiGenie. My design has four buttons, and I want to design it in such a way that when I click one of the four …

This Program Implements The SLR Parsing method

[B]This is my input assigned[/B]: // ID Name Address St Zip Majr Minr Rk QCA AltQCA Crd Hrs 135792468 Wayne,John Duke 101 Hollywood Way CA 40815 CS MATH 10 3.2667 4.0000 49 15 [B]this is my code thus far:[/B] [CODE]#include <fstream> #include <iomanip> #include <string> #include <cmath> #include <iostream> #include …

[CODE]#include <iostream> using namespace std; const int SIZE=30; const int bSIZE=3; void Initialize(struct Book*[], int size); struct Book {string title[SIZE]; string author[SIZE];}; int main() { int choice1, choice2; string title; string author; Book *arrbook[bSIZE]; Initialize(arrbook,bSIZE); system ("pause"); return 0; } void Initialize(struct Book *[],int size) { for(int i=0; i<size; i++) …

Hi, I am having a terrible time getting to grips with layout managers, and am hoping someone can shed some light onto my misery.My problem is this: I have created a simple GUI, that contains a button panel, a picture panel and a radio button panel.All these panels are put …

[B]my project in java is for blind people, basically it is a tutorial. i want some application in java which converts speech into text and text into speech, till now i dont know from where i can these applications. please suggest me in this way, i will be very thankful....[/B]

Hello everyone I am trying to print out a load of printables on different pages, I have made the containing class Pageable, and implemented all the methods as below, the acutal printing is done in printAllGraphs() : [CODE] PrinterJob printerJob; PageFormat pageFormat; int numberOfPages; public void printAllGraphs(){ //this.chart.print(); numberOfPages=this.dataList.size(); System.out.println("Number …

Good Morning DaniWeb users, This will be the first time I use your forum to try and solve a problem. I'm an non-traditional student and live in Michigan. For those curious about where that is located; look a world map (for our international friends) and look for the United States, …

Hello, I have a one-dimensional array that has one number per element. I also have a variable number, var. I need to take the number of elements from the first array that equals the var and put it into a second array with commas between the numbers. I would also …

Below is my code [code] template<typename iterator> void selSort(iterator begin, iterator end) { iterator minIt = begin; iterator it2 = begin + 1; for(iterator it = begin; it != end; ++it) { minIt = it; for(; it2 != end; ++it2) { if(*it2 < *minIt) *minIt = *it2; //line X } …

I am working on an app that is an MDI. When the user clicks a button on an MDI child, I want to "disable" the current MDI child (and only the current child window), open a new window that has control, and then re-enable the child window when the new …

Hi! My GUI consists of one main window and it takes 5 seconds before the this window is displayed (after pressing on the "Run" button in Eclipse). I want the window to be displayed at once even though it’s fetching tasks from the service. How could I do that and …

Hi everyone! I am a class XII student. I have been asked to make a project using c++. I have decided to make a word game. The game's objective is: * show a random jumbled word stored in a file * ask the user to enter any valid words that …

I need help converting this problem into a python program. I've been at it for days and its due tomorrow. Someone please help! In a locker room there are 1,000 lockers in a row numbered from 1 to 1,000. They are all closed. A monkey comes in and starting at …

here is assignment create a book class with getter ans setters. create a driver class book_driver, and create an array or arraylist to hol at least four books. built the book class, built the book driver, having problem successfully building the array. I have not finshed the book driver; as …

Has anyone ever gotten an error saying "the specified file is an unrecognized or unsupported binary format" in regards to starting a library?

i need help with the 5th case in the submenu! Several 2-dimensional geometric shapes, area, and a program for environmental accounts are required to be made. To do this, first run the program in a main menu displayed on the screen as follows: MAIN MENU 1. Area Calculation 2. Perimeter …

hi!! i,ve written d program on airline reservation .... but i m facing problems regarding the value of seats ... that is how do i sore different values of seats available in diff flights [code] class air { protected: int z; char clas[10]; char source[5][10]; char dest[5][10]; int seats; int …

I am putting together an editor for an application I am creating. The data ultimately resides on a SQL server. The application loads some of the data from the server into a dataset, which is used by a bindingsource which is then used by a bindingnavigator. (wow that's a mouthful). …

how should i prevent the shallow copying? every class i think i would need to copy i need to do the 'clone' function? is there a 'copy constructor'? the thing is - i have a constructor that gets objects as parameters. how do i copy it into the data member? …

Hi Droopy doesn't work on my Linux's distro with python 3.1 (with python 2.x everything was ok). (here you can find droopy [url]http://stackp.online.fr/?p=28[/url]) I've used this command 2to3 -w droopy and changed alot u" in " , in Translations section But now there is another problem [CODE] Traceback (most recent …

I'm attempting to make a program that will simply draw a guide (consisting of two perpendicular lines) on another program's window. I tried using a form with a transparency key and TopMost set to true, but then whenever the user inadvertently clicked the guide, it would un-focus the application. This …

On this link [url]http://lxr.ncu.cc/source/kernel/timer.c#094[/url] a return type is defined [CODE] return ((unsigned int)(unsigned long)base & TBASE_DEFERRABLE_FLAG); [/CODE] What is the above function returning.I am not clear with definition of what is being returned in the above code.

[code] //package Answer; import java.sql.*; class Answercheck { public static String correct; public static String user="Brandon"; /* public static void check(int q1) { String dataSourceName = "questions"; String dbURL = "jdbc:odbc:" + dataSourceName; try { Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); Connection con = DriverManager.getConnection(dbURL, "",""); Statement s = con.createStatement(); s.execute("SELECT copt FROM Ques WHERE …

Write a 'C' Function to combine two singly connected linked lists in the following manner. Suppose one list is "L" which can be given by L=(l0,l1,.....,lm) and the other list is "M" where "M" can be expressed as M=(m0,m1,......,mn) where each li,mi represents one node in the respective lists. For …

i have absolutely no idea what to do, can someone explain the steps, or do it and explain what they did? [CODE]/** A purse has an array list of coin names that can be changed by adding coins. */ public class Purse { //instance variables private String[] coins; //the money …

I hope somebody could help me with a couple of things... First, I would like to search the /etc/passwd file for the full name of a user given his/her username. i've tried the following command: cat etc/passwd | grep -w '`whoami`' | cut -f 5 -d ':' of course that …

Please help me. I am in an intro computer programming class and I dont know how to use arrays. [url]http://i196.photobucket.com/albums/aa228/Sylvestri89/problem.jpg[/url]

Hello all. I'm a first year C++ student and I'm going cross-eyed trying to figure out what's wrong with this code that I've started on. I need a little help understanding parallel arrays. The program is supposed to let a user input their Student ID. From there, it will either …