Software Development Forum

i am unable to work with images and audio in net beans

Hello! i got this code. However i'm really not familiar with memcpy function. Can anybody can show me the other way to write that code without using memory function? [code=cplusplus] void rightRotate (int k, int n) { char temp [2*MAX], *saveptr; saveptr = num+k; // cout << "k" << k …

I just learned pointers in my computer science class and i am having a hard time understanding what they are used for. Are they absolutely necessary to use them when passing arrays from functions ect. or is it just a more efficient way of doing so?

Hi, I am using Windows Vista as operating system and Microsoft Visual C++ 2008 Express Edition as an compiler. I need a matrix library.Could you suggest me any library that I will easily configurate and link with my compiler. For example I need to take square root of a matrix.Because …

HI!!!I am new in java i would like to know sample program that counts the number of vowels of word

/*this program counts the number of transitions and tranversion occur between two *genes when two DNA strings from a source file are compared using threading.*/ [code] import java.io.*; import java.util.*; import java.lang.*; public class Gacer021109{ public static Vector<String> DNA = new Vector<String>(); public static int cnt=0; public static void main(String[] …

Hello everyone, Can someone kindly explain me what is the basic difference between python statements and expressions? I'm too much confused about them and cannot upgrade my knowledge about Python until I get a full grasp on them because they are everywhere! Some explanation with example may help me a …

plzzzzz help me on this java programming question? hello people.. can u plzzzzzzzzzzzzzzzzzzz help me out with this java programm. its due tmrw....... and i havent even get started on this program. i dont want to cheat .... actually some hints of how to do this program and a brief …

Peace be on all the readers, i want to read a dbx file from Outlook Express in C++ or even in C#. But i dont know how to do this. Can anyone help me please !!!!!!!

asked to do something that is I suppose a little strange. maybe because it's out of the blue and never tried it before. Essentially take a .txt file and split it up into 4 files. (no criteria on size, readability etc.. etc. ) Just split it up.. give each a …

hello nice help from this site, pls help me for program problem : C program to read a list of names ending on a '$'. Each name ends on '.' and contains maximum of 30 characters. our program must convert the format as indicated in the example below and print …

I am trying to make a 8 x 8 grid of boxes to manipulate for a matching game. I started with wxPython since I have no experience with pygame. I have it laid out with: [code] WINDOW_WIDTH = 1200 WINDOW_HEIGHT = 1200 class MainFrame(wx.Frame): def __init__(self): wx.Frame.__init__(self, None, title = …

Can anyone help me write a program in java that: Has a user enter their name then enter their last 4 weeks hours worked Then have it display the: -total hours worked -average hours per week -full time equivalent: 2 weeks 3 days 7 hours This would help me out …

(I have installed both MSDN and VC++ 2008 Edition How do I access MSDN? Thanks all

I am a complete beginner to python (I have only used it for a statistics class in the past). I want to develop a program that is kind of like [URL="http://en.wikipedia.org/wiki/FreeMind"]FreeMind[/URL] - it will allow the user to create Ishikawa diagrams for a particular purpose. So essentially I want the …

I ask the user in my program to enter up to four types of income, with 0 filling the unused income slots. Then, the program is supposed to add up the incomes. It goes like this: user defines values for incomes 1, 2, 3 and 4. Program adds together the …

I wish to perform a sort of an XML document, and have the output be in the same structure as the existing document. The reason for doing this, is I need the resulting document to be transformed into a new document. My source XML is: [code] <?xml version="1.0" encoding="UTF-8"?> <Msg …

I really need help in copying the root node. I have been spending far too much time on this, and I can't beleive that it should be that difficult. I can't use 'copy-of', as that will copy all the children as well. I need to copy the root node, and …

Ok, what i'm wanting to do is read a variables from another process ( not modify it ....just read it and output it) so e.g. test.exe: int main(){ int test = 1; return 0; } how would i write a program to read from the process (test.exe) and check what …

i have a question on how i could calculate the overall score of the users input using five instance variables, three for three quizzes, one for a midterm and one for a final exam. the quizzes are graded between 1 and 10 while the midterm and final are graded between …

I am writing a 2-part program, a main program and a test program that figures the area and perimeter of a rectangle from an users input. I have my main program with no compile errors, but my test program has a couple errors and they both have to do with …

I want to read a file character by character and add to an array. [code] while(!feof(inputfile)){ chKey = getc(inputfile); for(int i = 0; i<=51; i++){ chKey = enc[i]; } }[/code] Since there isn't like a add() function, how do you move the position by 1 and add something to an …

So the point of the other thread (java compiler) was I could not test any solutions I came up with at home for my next question. My assignment is to create a Binary Tree (done), and write the output to a file name (out.dat). The assignment is for one of …

so im making the project and there is two pictures one that shows a light bulb on and the other is off. ur suppose to be able to type ur name in a text box and it will display turn on the light, what u type and turn off the …

The following is a project description of a project that I have to complete: Write a shell-like program that illustrates how UNIX spawns processes. This program will provide its own prompt to the user, read the command from the input and execute the command. Let the shell allow arguments to …

I get this error message while I'm trying to use copy constructor, I understand why the error message is showing but I don't know how to resolve it. #include <iostream> #include <iomanip> #include <fstream> #include <sstream> #include <string> #include <ctime> #include <cmath> #include <vector> #include <cassert> using namespace std; class …

Hi, I have read about using sprintf and tried it but can't make sense of how it works. I have a double with the value 16.525 . I want to cout only 16.53 I also tried setprecision() and it just cuts off the 5 on the end which won't display …

I'm trying to get info about users in Active Directory using C++. In particular, I'd like to retrieve the EmployeeID property, but it doesn't seem to work. I know for sure one user has a value for the EmployeeID. If I look for FullName or LastLogin, I get the values, …

I have a start date and an end date and I'd like to know how many months that occurrence fell in. For example if my start date was 2009, 01, 31 and the end date was 2009, 02, 01 I'd like to calculate that the occurrence fell in 2 different …

I'm trying some code with classes but get these errors: overloaded member function not found in 'Point' 'Point' : no appropriate default constructor available [CODE]#include <iostream> using namespace std; class Point { public: Point(float f_x, float f_y, float f_z); private: float x, y, z; protected: }; Point::Point() { cout << …

[code=cplusplus] #include<iostream> #include<list> using namespace std; int main() { list<int> dob; for(int i=0;i<5;i++) { dob.push_back(i); } for(int i=0,list<int>::iterator itr=dob.begin();i<3;itr++,i++) cout<<*itr; return 0; } [/code] errors-- test.cpp: In function `int main ()': test.cpp:17: `iterator' specified as declarator-id test.cpp:17: extraneous `int' ignored test.cpp:17: `int list<int, allocator<int> >::iterator' is not a static member …

Using curses, how can I echo and capture input at the current cursor position? I have moved the cursor using scr.move(y,x) and turned on echoing. I can type into it and have it displayed. How can I capture this data as a string after the user presses enter?

hi i need to know how to delete records from a flat file without emptying the whole thing anyone no how?????? thanks will be appreciated

Hey everyone, I'm very new to c++ and need some help with overloading operator= for a polynomial class. Here's my relevant code: [CODE] // i can't change the method signature as it is required this way polynomial& polynomial::operator =(const polynomial& rtSide) { this->nullify(); // a method to reset variables polynomial …

Hi, I have class X and class Y such as the following; [code] class X { ... void foo(); ... } ----------------------------------------------- #include "X.h" class Y { void hoo() { X myNewX; myNewX.foo(); } } int main() { X newX = new X(); } [/code] When I do this, it …

Hello, i found your forum useful from time to time while i was an absolute beginner in C language. And i'd like to thank you all for that. Now i have a problem i don't have too much time to solve, so i was wondering if any of you guys …

[CODE] this is my program could somebody help plz #include <iostream.h> #include <string> using namespace std; typedef int ComponentType; struct CropType { string crop; string farmer; string color; }; CropType myCrop; struct TreeNode { CropType info; TreeNode* left; TreeNode* right; }; void Insert ( /* in */ ComponentType item); void …

I need to do a project. How can i develop a keyboard driver in C & ASM? which book i should to consult. Its very helpful for me if i found material on internet. Please provide appropriate URL? The keyboard is connected through USB. if u can help me i …

Hi! I'm a newbie in drawing graphics with Java and have another problem with my traffic Jam simulation: At the end of the simulation the program should draw the finalA array as a series of filled/unfilled squares. All I get is a white window coming up:@ I will post all …

Hi, I am trying to write a script that takes in a user inputed Excel file and adds/deletes/edits a row and re-saves it. Because xlrd and xlwt dont work together I am forced to combine them together and copy the xlrd workbook to an xlwt workbook. I am using python …

Hey wizeguys, I am using windows XP and have VC++ 2008. I can make a simple GUI window and write text and add menus and all that n00bish crap. I want to move further. Firstly, i atleast want to know how to change the color of the text that we …

am i correct in assuming that when a computer behind a router with port forwarding opens a port (port 1337, when i run my server), that the router automatically notices and sets itself up to send all port 1337 traffic to that computer? i've got two simple applications, a client …

Hi all, I have written recurisve pathfinding fuction from matrix[i][j] to matrix[x][y]. however, it's not returning the right values. It is supposed to return the minimal cost from 2 points using any possible path. all ".value" are the cost to use this Node all ".bestFromStart" are the max of long …

Hi, Apologies if I'm missing something really easy here: I have a TabStrip with 4 tabs on my form. When the user is editing the information on one of the tabs I want to display a message box confirming whether the data should be saved. Here is what I have: …

Hi! I'm really fed up with my program. I'm trying to write a JAVA simulation of a traffic jam. In the beginning the user inputs the length a of Road n (problem with the constructor) and the number of cars c. The Road is an object- simply an array filled …

Hi im new to C# and I have a form with customer data on it. There is a combo box with the customer name and some address fields. When I select the customer name I would like the address field to be automatically updated from the customer table. Can anyone …

Well this is probably a really stupid question but i was doing pygame tutorial and i dont know what a vector is and they keep talking about them, there were special vector classes and things like that, im rather confused, so if someone could teach me what a vector is …

Hey, does anyone know if it possible to have something like [CODE] #DEFINE NUM_DEC 4 printf("This is your value:%.NUM_DECf\n"); [/CODE] thanks in advance

hi, i need to add the information into the datagridview manually. i searched in google and books. they fill the datagridview by using Datasource method. but i need to add at compile time please share ur ideas.......

hi, i am doing a project using C#. i haven't much knowledge in C#. i stored some information in Dataset like named as (Table). i do't know how to collect the data from dataset(like Table) using DML (query). i do't know about the connection information. please kindly provide the notes …