Software Development Forum

Hi, I am working on a project wherein one program writes to a file, but allows a different program to read from that file BEFORE the first program is finished writing to it. In this project, the first program is a game. When someone scores in the game, that activity …

I have a two part assignment. Part one is to create a menu driven program using variables to do certain tasks. Part two is to convert the variables being used into 2 arrays. The code for part one is post below and works perfectly for everything that is required. My …

The program as it is generates: [ICODE]>Parent1 >Parent2 >In Child >Parent3 Successfull...[/ICODE] If I remove the comment from line 31 - just below "//THE PROBLEM:" so the "gets(buff);" is executed it gives: [ICODE]>Parent1 >Parent2[/ICODE] and... waits (both parent and child processes running - both waiting). I would like to be …

Hi all Ive writing a simple j2me program to read from a file. Im running the midlet on a pda but im having trouble accessing the file. Im using J9 JVM on a Dell Axim, ive also installed the JSR-75 (which is need to access files), however im still having …

Please help i'm trying to click on the screen just inside the box coordinates of (x,y) but it clicks everywhere on the screen!! [code=cplusplus] void cursorpoint() { #include "cursor.h" int x ; int y ; //x will have the x position and y will have the y position of mouse …

I'm trying to parse through a large file (544,000+ rows). I'm pulling information from each row and creating a SQL statement with that information, and trying to remove duplicates. Here is my current code: [code=Python] try: fdata = open(vhdat).readlines() except IOError, detail: print "Error opening file. ", detail # Define …

Hey guys, I'm working on a basic search engine and am really close to completion. I currently have a function that takes a string and compares each word and its synonyms to a webpage. My output at the moment is [("closeness" percentage of terms to webpage, webpage contents,(x,y),(x,y)...(x,y)] I am …

i got until here.. [code=java] public class ButtonListener implements ActionListener { public void actionPerformed(ActionEvent buttonEvent) { int delay = 1000; //milliseconds ActionListener taskPerformer = new ActionListener(){ public void actionPerformed(ActionEvent evt) { JFrame myFrame1 = new JFrame(); MySadFace sad = new MySadFace(); myFrame1.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); myFrame1.getContentPane().add(sad); myFrame1.setSize(400, 200); myFrame1.setVisible(true); } }; Timer test …

Hi, I'm getting seg fault in this [code] #include <iostream> int main() { char *p; *p='w'; std::cout<<p; return 0; }[/code] I'm sure it is due to the line [code] *p='w';[/code] I interpret this line as [QUOTE]Value at address p = 'w'[/QUOTE]. I would like to hear an explanation on why …

Can anyone provide me with code on how to Delete a row from a list box?? lstReorder.RemoveItem (index) I believe is the right code. However this does not actually do anything by itself. How do i tell the program what the index refers to? ie what the index is? for …

Hi everybody, I am new to j2me. Can anybody tell me how to start working with j2me.

i write a program that it needed to get a couple string from string. e.g : November -> i want to get "vem" only... how i can do this?? any help will be appreciated thank you

is it possible to pass the value of a text box and the caption of a label from one form to another

I am trying to get my 2d array to total up values. It is laid out perfectly, but my values do not calculate. Is my math wrong? Please help?? [code] #include <iostream> using std::cout; using std::cin; using std::endl; #include <iomanip> using std::setw; int main() { const int DAY = 7; …

I am trying to write a code that asks for a date in a user form text box and then takes that date and looks for it in a range. Once it finds that date I want to enter the data from the second text box in a cell on …

Hey there. It's Erinn and I just have a quick question about my assignment that I am working on. I have everything right except for one part...don't u hate that...lol. Anyway, here is the code and assignment below. Sorry there is no code, but it's been a long day and …

Here's one I haven't been able to find an answer to. I have 4 arrays: @array1, @array2, @array3, @array4. I ran code to compare the values of 2 arrays to see number of values in common: [CODE]use strict; use warnings; my (%union, %intersect); foreach my $e (@array1, @array2) { $union{$e}++ …

I'm using Xubuntu, and I've found that I can't change text control foreground colors in WxPython, on this Linux. They change fine in Windows. They won't change in Xubuntu—it doesn't matter if I use Xfce, Gnome, or KDE; it's the same. It's always black (very problematic when you have a …

I would like to create a specialisation of.. template <typename CEnemy_Ty> class CEnemyManager {}; ..for a class called CTank which is a CEnemy But by defining.. template <> class CEnemyManager<CTank>{} ..it means I have to copy+paste huge chunks of unchanged code, just to change say one or two functions. By …

Hello, I need help adding two arrays of different sizes [i.e. 3005 + 305 = 3310 ]. I am sorry but I do not have any code to post because I am completely lost on how to even go about starting this, so any hints or help on what to …

I am having trouble reversing the words in a sentence. For example "a line of text" should be printed "text of line a". So far I can only print the last word, it is probably obvious but at the minute i just can't see how to do it. Any help …

Hi I need an example of how threads are coded and implemented in Dev-C++, any help would be greatly appreciated. :)

Hi all. I'm having difficulty making a log-in screen. i am using an adoc contorl called adoClerk, which contains only two fields and ClerkId and Password. The ClerkId is a autonum and password is text. I Have two text boxes that need to be read from this screen txtClerId and …

how can i make my combobox to show it's max index at all times?

Does anybody know where I can get some basic source code on the creation and use of threads (I know about threads, just never coded them, and reading up on them, some of the inputs into CreateThread are confusing)?

hi guys, i am working on applets, below is a bit of coding i am working on, it compiles with out any problem, but when i run it i get an error msg saying: `"Exception thread "main" java.lang.NoSuchMethodError: main"` if any one can advice it will be appreciated a lot... …

I basically have the entire program done except for one little problem my maxDepth output is wrong! But the rest of the assignment is after your program gets the correct answers, add static variables calls, depth, and maxDepth to your class and add code to your implementation of Z to …

Hey guys, I've got a class defined has the following: [code] class TData(object) : #Overriden constructor def __init__(self, oc, via ): self.oc = oc self.via = via [/code] now in a separate file I'm trying it iterate through that using recursion. [code] def search(critia, searchSpace, value) : print "Calling search …

i want to frd the[COLOR="Green"][B] MainControl[/B][/COLOR] with the derived class [COLOR="Green"][B]food [/B][/COLOR] [B][COLOR="Green"] objects.h (abstract base)[/COLOR][/B] [CODE=C++] #include "maincontrol.h" class objects {...}; [/CODE] [B] [COLOR="Green"]food.h (derived)[/COLOR][/B] [CODE=c++] #include "objects.h" using namespace std; class food: public objects {...}; [/CODE] [COLOR="Green"][B]maincontrol.h[/B][/COLOR] [CODE=c++] class objects; class food; class MainControl { public: friend objects; …

hi thanks for ur suggessions now i got mysql connection with vb but i need to use the mysql Queries in this application hope i wil get solution thank u very much

hi there thanks guys now im able to connect to the mysql database and know how to use select statement to access the the data in the database but what to do to view the data retrieved by the select statement

Hello, I have been asked to create a pascal program but I am finding it really difficult because I haven't dealt with text files or binary searches before. The program is supposed to read a Student ID and then the program should display the Student's details. All of the data …

I am trying to solve a problem from a lab challenge. I can not get the program to compile correctly. Please look over and let me know where I need to be looking to solve this Use a two-dimensional array to solve the following problem. A company has four salespeople …

OK, this should be easy (in theory) but I'm having issues with the java applet showing up in the HTML. The applet works when I run it within the IDE, but when I try to run the applet, a message in the bottom left of the applet window says that …

this is simulated data on daily vehicle traffic crossing a bridge for one week. From Monday through Sunday the daily vehicle counts were {986, 818, 638, 763, 992, 534, 683}. Create an input file named cars_data.dat containing these numbers. Write a program that will read these values from the input …

I'm having trouble running my compiled program on other computers. The script is a wxPython GUI app that creates a task bar icon. The script works perfectly on my computer both standard, in the pdb and compiled. But on two other computers it gave two different errors. The first one …

Hi I have been programming for about 3 weeks now and am really starting to get somewhere with it, but I have encountered a problem with this text rpg that I am making, the problem is I have made 3 header files being 1.character(contains character class) 2. monster(another class file …

for some reason I cannot add integers in an array of structures. here is the code. [CODE=c++]#include<iostream> #include<iomanip> using namespace std; const int SIZE = 5; struct playerInfo { char name[30]; //Players name int number; int points; }; int main() { int total = 0; // to hold total points …

Hi there, I'm very new to programming, and I have this assignment where I'm supposed to create a 2D game in python. The character in the game is Homer Simpson, and I'm trying to get him to move within the maze thats already been created for me. I believe I …

hey Really strugling with Access today so i could do with some help :) I'm attempting to add items to a list box. The Sources are 2 text boxes which have been fed to from a querey. So first I tried... lstReorder.AddItem (ITEM_NUMBER.Text) lstReorder.AddItem (ITEM_DESCRIPTION_1.Text) Which brought up the error …

[B]hi. can anyone please help me with this assignment?[/B] Write a function called divideMe which takes two integer parameters x and y and returns a double which is the division of these numbers (x / y). If y is zero, print the message "Divisor can not be zero!" and return …

Here is the preorder: [code=java]private void preOrderTraverse(Node < E > node, int depth, StringBuilder sb) { for (int i = 1; i < depth; i++) { sb.append(" "); } if (node == null) { sb.append("null\n"); } else { sb.append(node.toString()); sb.append("\n"); preOrderTraverse(node.left, depth + 1, sb); preOrderTraverse(node.right, depth + 1, sb); …

I wants to input a list of day temperatures and count the number of days with temperatures above 20 degrees. The C++ program below is supposed to do this and display the result. A temperature of -100 indicates the end of the data. #include <iostream> using namespace std; int main( …

Hi all I'm new here I've been working on a project that has a multiset class. I need a function that accepts a integer value and returns the value held there. The multiset is a data[SIZE][2] where everything is stored where data[i][0] is the number and data[i][1] is how many …

Hi I was wondering if anyone can help me. I am trying to create a game in visual python and have come to a complete stop. I need to be able to run many while loops at the same time, i have looked into threading but can't get my head …

I am an extreme new comer to C++. Currently I have written a short script in VBscript to delete two specific files on a specific day. This script is set in the start up menu so that it checks for the day of the week. If the day matches the …

Hey i am doing a database of a bueaty salon with pascal. I need to tell the user to enter the date and validate it date but i on managed to get this far can u please help me. I need to validate that february contains 29 days if in …

I am working with classes for the first time. I am trying to make an address book. While I think I have done my header files and class definition files correctly, I am running into a snag with getting it to show on the screen. I went back to a …

I'm reading a text file using a stream read and my code goes like this [ICODE] FileStream file = new FileStream("c:/data/theData.txt", FileMode.Open, FileAccess.Read); StreamReader streamReader = new StreamReader(file); // read the content of the first line of the data text file String line = streamReader.ReadLine(); while (line != "") { …

I've just completed an exercise from a book wherein the task is to display a menu of choices each associated to an alphabetical character. The program is to reject invalid characters and only finishing when a valid choice is made. Below is my solution, it achieves the task but I'd …