Software Development Forum

hi again, I think I installed Java 3d correctly... I can compile code, but the code won't run. this is the error I am getting: [QUOTE] # # A fatal error has been detected by the Java Runtime Environment: # # EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x0949c964, pid=3832, tid=3604 # # JRE …

ok so i have a project for school, and i finished so the teacher wants it to read for a .dat the parameters for the java class here is what i got: [CODE]public void cargarCurso(){ try{ BufferedReader fileIn = new BufferedReader( new FileReader("c:/cursoSem2.dat")); String dataRenglon = fileIn.readLine(); while(dataRenglon !=null){ StringTokenizer …

I am new to VB.Net but have a strong background in C# so it isn't that hard to learn it. One issue I have noticed is how enums work. In C# a public enum is considered static, for example: [code] public class foo { public enum bar { enum1, enum2 …

Hello, Im trying to make a simple equation solver with tkinter. Originally i built it without using classes and it worked fine however I am now trying to use a class. [CODE]from tkinter import * import math class RootFinder(Frame): def __init__(self, master=None): Frame.__init__(self, master) self.grid() self.create_widgets() def create_widgets(self): self.root1lbl=Label(self.outputframe, text='') …

Hi I have always seen many softwares having a customized look, for example, PuTTY software has two computers icons in a network. Others, such as NetBeans IDE, when double-clicked first show some sort of a window before showing a real software environment. So I am just curious about how this …

Hi, I am a beginner in programming of python , in python to view all the functions and other objects of 'keyword' module,i used the command ,dir results the some objects like __file__,__package__,__doc__ but these are not the functions of keyword module,could u please tell me the reason................. :D >>> …

I have this code: [CODE]def welcome(): '''========Welcome to Jaron's======= ====Video Game Rental Service====''' def menu(): while True: print '''0-\t Exit 1-\t Register 2-\t Log-in 3-\t Browse 4-\t Read-me''' try: menu_choice=int(raw_input('Please make a selection by number: ')) global menu_choice break except ValueError: print "Oops, it seems like you made a mistake. …

I am going through a tutorial and have come to opening a file. I'm running it in Command Prompt, but I know there is no problem with that because I have been running code in it without problems. Here is the code I'm supposed to be typing: [CODE=Python] f = …

I am creating a program that will install multiple programs, because I build new computer quite often. For example "MyInstallProgram" will launch and allow the user to select which programs (MSOffice, Acrobat, WinZip etc.) to install. When compiling the program, what code can I use that will insert a time …

I am learning visual c# and am having trouble subscribing to an event. The book says, [B]"Now you create the handler for the two text boxes that must be checked to see whether they are empty. You do this by subscribing to the Validating event of the text boxes. You …

Hello, Can anybody help me for connection to multiple database dynamically. Its means I wann to connect the respective database by choosing of the user , Tell take an exmple we have 3 clients namely C1,C2,C3 and having respective databases namely D1,D2,D3. I want to connect the database D1 if …

i have a radio button and a text box. when i select the radio button, then will come out the text box to let user fill in. may i know to show the text box? below are my coding. [CODE] Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) …

[CODE] int x,y; while(cin>>x>>y) { if(x>y)cout<<x<<"\n"; else if(y>x)cout<<y<<"\n"; } [/CODE] This seems clear,but when I entered this: [CODE]2 4 6[/CODE] and hit enter, I get this: [CODE]4[/CODE] after which I am being asked to enter something again. I put 8, and it prints 8. But what is exactly happening here? …

Hello, I have just been added to a VB.Net Windows Application project. I have downloaded projects from Source Safe and I am runnning into problems viewing various forms across all th projects. When I try to view various forms in VS2008 I get this error: [I]The designer could not be …

Im trying to have this program continue to run when you enter y or Y at the end or quit when you enter n or N. Everything I try either has it just end or continue to repeat. Any help would be great, thanks! [CODE] #include <iostream> #include <cmath> #include …

I have a check button and I was wondering how to get the value from it. When I use this code it gives me that it is selected always, even when it is not. [CODE] public void itemStateChanged(ItemEvent e) { // TODO Auto-generated method stub JCheckBox sourceBox = ((JCheckBox)e.getSource()); wave1Invert …

I have this problem: I have a data structure called DACT, that I convert into a string line and send to another computer. I have a file full of DACTs, and I need to send them all to another computer. When I send only 100, it works fine, but when …

I'm having a real difficult time getting two threads to run simultaneously..... Both of the threads contain 'do while' loops and depending on which one is reached first, it locks out the other thread. My code is as follows; both threads are started together by the click of a button. …

Hi there!... i was seeing some codes in Python, but i can't understand it, so... i really don't want learn phyton, by that reason i want to know some things (specific things) for try convert it, now... if someone can convert it for me, i'll be sooo glad :P. Here's …

I have been working with lists for a year now, but I am inconsistent with the way I have them setup. I want to know the standard. Let's say you have a computer represented as pixel colors in the form of a list. To simplify it let's just use numbers …

Hi guys, I have a windows form frm1 that calls another form frm2 by the following code: [CODE] this.hide(); frm2 new_frm2 = new frm2(); new_frm2.ShowDialog(); this.Close(); [/CODE] it takes about 5 sec for the frm2 to show so I'd like to use waitcursor. I found that the waitcursor can only …

Here my question I need a decoder for binary codes from a text file but the problem is when I put a space in the text file tpos values crash I know what the problem is the while(fgets(buf, 8, fb) != NULL) because some binary codes are only 6 characters …

please could some one understand what i am saying i need a program that can count number of digit in a number given by the user .for example if we see123 it has 3 digits...?

Hello, forum. My question is: how can I format my output when outputting in JTextArea. I want to have the same functionality as System.out.format has (custom spaces between values). Maybe it is possible to print PrintSream objects in JTextArea? I am currently using append(String s) method but I am not …

Hi all I think that I should start this by saying that I am fairly new to C++. Currently, I can only write basic OOP programs. However, I have been given a task at work to compile and link some old code that we have (roughly 10 years old) to …

Just a beginner asking for guide. :) [CODE]private void button2_Click(object sender, EventArgs e) { for (int i = 0; i < listBox1.Items.Count; i++) { listBox2.Items.Add(listBox1.Items[i]); listBox1.Items.Remove(listBox1.Items[i]); } }[/CODE] This is the method I made for moving all the items in a listbox to the one next to it. Apparently there's …

Hi, I'm deploying a VB.NET application with Inno installer. In the past I've used the one Click installer but now require a setup with more options. What needs to be included when deploying a VB.NET application (developed in VS 2010). I understand that the .NET Framework needs to be installed …

hi i am using this code to get the checked treeview node name.... it goes inside the loop only if the parent node is selected... I have to get the node name if any node is checked... this is the code i am using.. [CODE] public void CheckedNames(System.Windows.Forms.TreeNodeCollection theNodes) { …

Hello Quick question: Does anyone know why my window doesn't show frame? Thank Mark [CODE] import sys from PySide import QtCore, QtGui class UI_CMDTester: def __init__(self): self.__app = None self.__win = None def init(self, \ w_title, \ w_width, \ w_height): self.__app = QtGui.QApplication(sys.argv) self.__create_win(w_title, w_width, w_height) sys.exit(self.__app.exec_()) def __create_win(self, w_title, …

Hi, Can someone help me pls why this doesn't seem to work? [CODE] private void dataGridViewempl_CellContentClick(object sender, DataGridViewCellEventArgs e) { if (dataGridViewempl.CurrentCell.ColumnIndex == 6) { CheckBox deletebox = new CheckBox(); deletebox = (CheckBox)dataGridViewempl.CurrentCell.Value; if (deletebox != null) { if (deletebox.Checked == false) deletebox.Checked = true; else deletebox.Checked = false; } …

Need help building a phonebook that will store and produce a telephone directory. The phonebook needs to be able to order the data by first name, last name or birthday, and produce output as such. The data is to be stored in a text file (simple database), and can be …

Hi there, I have been having some problems with my Visual Basic. In trying to figure that out, un-installing, and reinstalling, running virus scans, etc, I have lost a lot of my time to get this assignment done. I would just keep messing around with it and try to be …

I have been working on a massive project for awhile now to help do the scheduling at my work. One now I am working on a form design for entering in data to create a shift. Part of this is the start time and the end time of the shift. …

Hi there, I am working with a 2D array, my c++ program reads input from an external file and stores it into a 2D array. Say, for example, this is my input file: 9 5 6 2 4 1 0 8 6 7 3 5 2 9 5 8 My …

Hi guys , I have the following code : [CODE]x=int(input())[/CODE] If I get a string from the user string ,list or a double , then I'd an exception . Is there a way to get any input from any type , and store it within "x" , even though I …

Alright, I am working on this for an assignment and I cannot seem to figure out where I went wrong... My first problem, whenever I input the CC number, the only one it accepts is the last one in my text file... My second problem, when it does accept a …

hello the problem is about user when click button coin and it will display the decimal number and suppose to be like this : 0.10 also , i have made code about notes amount like RM 1.00 and RM 5.00 . here it is: [CODE] Private itotal As Decimal = …

Hello guys, I am trying to declare a two dimensional array in C++ on runtime. For this purpose I am asking the user about how many rows and columns should be created in the array. I have written the following code for this purpose. Apparently it is working just fine. …

Let me tell you I already got the tutorial on how to do this [url]http://db.apache.org/derby/docs/10.3/adminguide/tadminconfig814963.html[/url] But sincerely speaking I did not understood how to do any of the two methods described. Let me tell you my confusions and what I didn't understood and I am developing my project in netbeans. …

I need to make a function: [CODE]void GenerateNormal(float x[3], float y[3], float z[3], float &ox, float &oy, float &oz) { //Calculate coordinates for a glNormal and return them ox,oy and oz }[/CODE] I have a sinking feeling that the math will be quite difficult. Can anybody help me?

I have a List [CODE]List<Food> item[/CODE] , which holds the following. 'Food foodID', 'Food foodName', 'Fruit fruit' Fruit is an Object. It is being saved into the 'List<Food> item' . Now i need to create an Object of 'Fruit' , and save all the 'Fruit' elements in the 'List<Food> item' …

Hi, I'm doing a short test for a job interview that I have. The code is C# and I am very new to this (2 days :S). One of the questions is. Write method to get all IPeople - Write a method in the SchoolManager to get all IPeople (Teachers …

so im very new to programming, its a miracle and a half i managed to get java reinstalled after a year and a half of not using it im taking a cryptography class, the teacher wants to show us the code behind some algorithms, like des and 3des, and in …

[CODE] cout<<(char)290<<endl; [/CODE] I get " as the answer. [CODE] cout<<(char)20000<<endl; [/CODE] Here I don't get anything. When char can take integer values from -128 to 127 and both 290 and 20000 are welll out of this range, then why is there an output in the first case?

hi, I wants to do register function in window form application microsoft visual studio 2008 and insert the data into microsoft Access 2007 table by using C#. Below is my codes: [CODE] SQLStr = "INSERT INTO RegisterEmployee(EmployeeName,Password,Gender,ContactNumber)" + "VALUES ('" + SQLStrCmd.ReplaceStr(nameReg.Text) + "', '" + SQLStrCmd.ReplaceStr(passReg.Text) + "', '" …

Hi guys, I have a problem which make me headache. Suppose I wish to download excel file from what I have browse and some logic processing. But it returns me aspx.page content, in short a html page. [CODE] String FileName = excelApp.ActiveWorkbook+".xls"; String FilePath = input.PostedFile.FileName; System.Web.HttpResponse response = System.Web.HttpContext.Current.Response; …

I feel like I am having every possible problem this term, (good learning experience, right). Hopefully you can help me. I started this weeks program, had some glitches and restarted. I deleted the first project, began again and got an error when I saved saying that file already existed and …

This error (HTTP 403 Forbidden) means that Internet Explorer was able to connect to the website, but it does not have permission to view the webpage i have solve this problem by simply right click on default in IIS and mark "Execute (such as ISAPI application or CGI)" as check

Hello Friends. Im a final year student for COmputer Security / Forensic. Im planning to do a project which requires me to do encryption and decryption. My possible choice of language would be VB.Net. I was wondering if wad is running in my mind can be executed. Well, I would …

hey, I was recently programming my own variable equation solver in C++ and out of nowhere, my computer crashed and all my code was erased. My computer booted up just fine but none of my code was there. i dont have the guts to start all over again. I dont …