Software Development Forum

Hello I am new to Java. I am building a video game for school - similar to the Sims game - and have encountered an issue. My group is creting all the algorithims for calculating health, keeping track of time, achievments, etc. My job is to create the graphical interfaace. …

Hello, I wrote a little slide in box, that slides in from the edge of the screen, the problem i'm having is that I don't always know the size of the desktop if that makes sense, as well as spacially where things are, I.E. Suppose the start menu is on …

Hi all, I am new to threading and was wondering if this works. I have a main thread that kicks off a background worker thread. It's function is to update my sql db. There are ten steps and after each step is completed, it will update the progressbar and move …

This is the error I get: An unhandled exception of type 'System.Runtime.InteropServices.COMException' occurred in system.windows.forms.dll Additional information: Class not registered And this is the line it points me to: CType(Me.Comm1, System.ComponentModel.ISupportInitialize).EndInit() Does anyone know why I would all of a sudden start getting this error? Does anyone know how to …

can anyone tell me how to read from a text file, line by line....

hey all, I have a class, called myClass.vb. I have a sub in it. this sub has a string variable, which has got some value. Now, i want this value to be transferred to the button_click event of a very seperate form called myForm.vb. how can this be done? Thanks …

Please inform me can we use C programming in all OS of Mobiles . Like J2ME, Symbian, I Phone, Apple..

Excel.Workbook xlWorkBook; Excel.Worksheet xlWorkSheet; how will the above code change when used in a website.. plz do reply fast..:'(its very urgent

Hi, I'm having a lot of problem making a SAOP client in Python. I have tried various methods, but non of them seems to work for me. I have a .Net web service, available from an IIS server on another machine. I can access it trough browser, and everything works …

I am kind of new to c++, i usually code in java and php. This is a program that is supposed to read in an input file with very strict syntax that will either create a new stack/queue (implemented subclasses of simpleList), or push a value onto one of those …

Basically, I formulate the website name using the version information ( IDE codeblocks SVN 6088, using autoversioning plugin ) and launch the website using *gasp* CMD... the problem is I don't want to launch a web page because ... i just want to check for updates... Also I don't really …

[QUOTE][CODE]using System; using System.IO; using System.Xml; namespace Task3 { class TextFileReader { static void Main(string[] args) { XmlTextReader reader = new XmlTextReader("my.xml"); String strn, strsn; while (reader.Read()) { switch (reader.NodeType) { case XmlNodeType.Element: // The node is an element. if (reader.HasAttributes) { //Console.WriteLine(reader.GetAttribute("reader.Name")); strn = reader.GetAttribute(0); strsn = reader.GetAttribute(1); //Console.WriteLine(strn); …

I have been recently experimenting with Python embedding, but I stumbled across some problems. [CODE]#include <python3.1/Python.h> int main (void) { Py_Initialize (); PyRun_SimpleString("print (\"Hello World\")"); Py_Finalize (); return 0; } [/CODE] As you see it is not the most complicated code :). I have compiled in Code::Blocks using g++. I …

how this err.raise is working, when we are writing like Err.Raise Err.Number, Err.source, Err.Description what happends here? where the errors are get captured?, where to find the err num,source and description? thanks subha

so what i have is a list of lists each individual list is a list of cards cards1 = [AS, 10H, 3D, ...ect.] cards2 = [4H, KS, 6S, 9D,....ect] ColumnList = [cards1, cards2, cards3...etc] It should print out a spider solitare tableau, but as you play the game, this columns …

Hey guys, i was looking through the internet for ways on how to solve converting roman numerals into integers and i found this method which is confusing me as im not able to understand it. [CODE]using namespace std; int main() { char rom; int n = 0; int tot = …

I Applied same Code on a dummy form, it worked, but when i tried it on to a Genuine <Purchase> form on which I want to work, it is not updating record, even every code Syntax is same bit by bit, i cant know where i m doing mistake, whether …

so far I can't figure out a way to write powerset in SML :(. I see a pattern for example powerset([1,2,3]) is [] [1] [2] [1,3] [3] [1,2] [2,3] [1,2,3] Here's what I have come up with: fun add(a,L)= [a]@L fun ps(L)= ps(tl L)@add(hd L, ps(tl L)); Any help appreciated.

Hi all, I've been working with C semaphores for a while using shared memory (ftok, semget, semop, semctl) and it works perfectly. However, I was wondering wether using these structures all processes are protected against starvation. I have made several tests with nearly 200 processes sharing a binary semaphore and …

Sir.. I want to get the values from web pages using vb.net.. [U]THIS WORKS![/U] [CODE] [B]PHP[/B] <input type="text" name="sample" [B]id[/B]="sample" value="" /> [B]VB.NET[/B] TextBox.Text = WebBrowser1.Document.[B][COLOR="Green"]GetElementById[/COLOR][/B]("sample").GetAttribute("value")[/CODE] but.. what if there's no [B]id[/B]. [CODE] [B]PHP[/B] <input type="text" [B]name[/B]="sample" value="" /> [B]VB.NET[/B] TextBox.Text = WebBrowser1.Document.[B][COLOR="red"]GetElementById[/COLOR][/B]("sample").GetAttribute("value") ??? it cant read the value since …

Volunteer C++ Gurus. Thank you in advance for your time. This site has saved my sanity. I am working with my longWords function and cannot get it to stop displaying the same value (2293264). I know that my code is a little janky because I modified it from array format …

sorry that i don't know i post on a correct place or not..=D my question is: How can i use the adjacency matrix like A B A 0 1 B 1 0 and write it to form of adjacency list like A -> B B -> A Hope you all …

Hey, I am trying to use Tkinter to provide a gui to a simple python script. No matter what I try, my tkinter window always ends up maximised, filling the entire screen. Specifying the height and width has no effect. I have tried a simple label, and tried putting the …

I am having multible problems with my code. Here is what it is supposed to do: Write the program in Java (with a graphical user interface) and have it calculate and display the mortgage payment amount from user input of the amount of the mortgage, the term of the mortgage, …

I'm trying my best to learn linked lists but am having a difficult time understanding them exactly any way debugger returns SIGSEGV Debug Info: [code] Registered new type: STL String Registered new type: STL Vector Setting breakpoints Debugger name and version: GNU gdb 6.7.50.20071127 Child process PID: 1572 Program received …

[CODE]#include <cstdlib> #include <iostream> #include <string> #include <fstream> #include <sstream> #include <cstring> using namespace std; int main(int argc, char *argv[]) { fstream filestr; for (int i=1; i<=17771;i++) filestr.open ("mv_0000001.txt", fstream::in | fstream::out | fstream::app); filestr.close(); system("PAUSE"); return EXIT_SUCCESS; }[/CODE] guys i m trying to create multiple text files to the …

Hello everyone, Are there any approaches to invoke Java libraries from C/C++? Thanks in advance, George

I am getting Exception in thread "main" java.lang.nullpointerException on line 113,92,200, need help [CODE] // heap.java // demonstrates heaps // to run this program: C>java HeapApp import java.io.*; // //import java.util.Scanner; class Node { private int iData; // data item (key) // ------------------------------------------------------------ public Node(int key) // constructor { iData …

If anyone can take a second to view my code, I would really appreciate it. I've been working on this for days. I think I am so so close. Its the Knights Tour (Knight must move to every spot on board without moving to one spot twice). It breaks when …

Hi. So i have to do the program where we read from a file a certain amount of numbers(not more than 100), and then perform either a bubble or selection sort and a linear or binary search. I wrote the thing down and it read fine, but I can't get …

Ok, so I have some code from my HugeInteger problem again. Like the title says this is totally backwards. I keep getting the exact wrong result than what should be given. I could probably sneek by the graders with it, but now it is really got me wondering. When I …

The page: [url]http://tldp.org/HOWTO/Bash-Prompt-HOWTO/setps.html[/url] shows the best place to change the shell prompt (which is .bashrc). However, the previous page of that document has a lot of escape sequences offered by the Bash shell for insertion in the prompt (From the Bash 2.04 man page) I found that \w (the current …

Hey all. I'm having trouble developing an order program. Basically I have to compare two files, and validate that one equals the other. I have figured out how to determine whether the order data is valid or not, but i'm unsure how to go about writing out which pieces of …

Hey guys, I've got a struct array in a header file and at least two pieces of code that access that array. How do I schedule access for read and write events to that array. Where do I place my mutex_lock & unlock code? Thanks for your help, Tom header …

Trying to come up with a code that will give you your circumference value by taking the measurements of your waist and hips and subtracting the measurement of your neck but I'm getting several very weird errors. Most of them in regards to !=. Can someone please take a look …

Hi everyone, I'm trying to get the current time with this function and it's working fine, but, I'm getting the following warning when I compile with gcc 4.4.3 on Linux: [B]warning: incompatible implicit declaration of built-in function ‘strftime’[/B] I've tried using literals for maxsize and format, but that didn't help. …

Hey, I'm having trouble of making my program work. So far I managed it to read the file and display the numbers (just to verify that it is being read right), but I'm not sure if the storing is functioning well, as when I pick another option, well, it doesn't …

Hi, I'm trying to loop through multiple textboxes in a C++ form using visual studio.net 2008 to set the selection start for each. The code for a single textbox is easy: [CODE] textBox1->SelectionStart = 4; [/CODE] When I try to assign textBox1 to a Control variable, and assign selection start, …

First off, I'm not looking for any code or code suggestions, I just want to pass this by some people before I have to submit the idea to my professor. I want to know if this sounds like a good beginner's project for .NET: title: Music Identification Tool Actions: Users …

Hey guys , im creating a messenger via VB.NET Using eBuddy, I need to have a status and in the status i need it to update every second. The status is in label3 and i tried to put this code on form load but it doesnt change constantly only once. …

Alright, I'm trying to generate an ODD random number between 1 and 8. [CODE] Do While (i < 4) box(i) = randomObject.Next(1, 8) Do While (flag = 0) If (box(i) Mod 2 = 0) Then k = 0 box(i) = randomObject.Next(1, 8) If (box(i) = box(k + 1)) Then box(i) …

Alright I'm having a heck of a time figuring out what's wrong with this code. It throws an error of [quote]Error 1 'System.Collections.Generic.Dictionary<Assignment7.Station,int>' does not contain a definition for 'ElementAt' and the best extension method overload 'System.Linq.Enumerable.ElementAt<TSource>(System.Collections.Generic.IEnumerable<TSource>, int)' has some invalid arguments7[/quote] However, when I was writing the code I …

I have writen some code for a HugeInteger class, but my input funtions will not work. It is suppose to check the array for negative numbers or 2 digit numbers. Since I randomize the numbers between 0 and 9 and checked them by not using the input funtion I know …

Hey, i am new to python. I am making a translator in python 2.6 using basic commands. The translator is english to german. I need to use a i need to use a text file like this... at an brown braun cat raze etc. so far i have created lists …

My first attempt at 2-dimensional arrays is not working out so well. We are to simply initialize an array and print out the results. My problem is that the data contains text and numbers.....column header is car color, row header is car make. I am getting error for lines 19 …

Hello, I am new to this forum and would like to say hi to every one. My name is renny. Now I hope someone can tell me what I am doing wrong. I dave devC++ and when i compile my code then run it, a window comes up and goes …

gcc supports an extended precison "long double" type typically 10 or 12 bytes but Windows XP always maps the "long double" to the standard double (typically 8 bytes) MinGW on windows XP thinks it has a 12-byte "long double" but in fact it only has the 8 byte support on …

I would like the output of this string to display each word in a column and ignore all punctuation. I have tried including an if statement that tells the string to start on a new line when a space is encountered but I haven't had any luck. Any hints are …

Conversion Problem Formatting QBASIC to VB6 I am having real problems converting PRINT Using statements in Quickbasic to Printer.print statements in VB6. Is there a good book which outlines the method of formatting numbers and/or text in VB6 as I am on a merry goround trying to decipher M/S explanations …

Hi All, Is there any python module which provides the capability to connect & configure WiFi on Microsoft Windows? Thanks