Software Development Forum

I'm practice to make a program that calculate total value of five products. I want the user can keep input the quantities of one of the five product without return the main menu. So I create a while loop to solve the problems. But the problem I have now, how …

Hi I am supposed to modify class employee to implement interface Payable(another class) and declare method getPaymentAmount to invoke method earnings. Method getPaymentAmount would then be inherited by the subclasses in the Employee hierarchy. When getPaymentAmount is called for a particular subclass object, it polymorphically invokes the appropriate earnings method …

Everything about this code works fine, except the while loop won't end, even when the strings are perfectly matched. Help, please? [CODE]import java.util.Scanner; public class SecretPhrase { public static void main(String[] args) { System.out.println("Congratulations! You won! Thanks for playing!"); } } [/CODE]

Hi, I'm currently designing a software application for teaching, it will have a large backend database, short animation videos(basic 2d of people talkin). I'm just looking for some advice in what is the best language to code this type of project in. I have done several projects in both java …

I am having some trouble with the coding for the api. games4j.com has all of the codes and files, but when I insert the api codes into my doe I get an error. Please help me. I am getting the error with these two lines [CODE]loggedIn = Highscore.isLoggedIn(applet);[/CODE] and [CODE]Highscore.save(applet, …

Hey there, i would like to find out how many records have been modified by my quarry. I tried a few things, but none would work. this is my code [CODE] SqlConnection conn = new SqlConnection(); conn.ConnectionString = "server=.\\SQL2008;database=Studentsdb1;Persist Security Info=True;user id=sa;password=1945"; SqlCommand cmd = new SqlCommand(); cmd.CommandType = CommandType.Text; …

Hi, When I try and populate a listview with data from an array with 3 entries I find that the data goes into the wrong columns. The array consists of the following. ?ID {Length=3} (0): "T123456789" (1): "001" (2): "Smith" My list view has columns : ID, Location, Name. My …

hey, i have a for loop that is infinite, it runs till i terminate the program. inside of the loop there is a value(lets call it X) that keeps on changing all the time till i terminate the program. when the program is executed i want to store the first …

I have a database designed and implemented using ms sql server 2005. initially, the user has entered the pictures with a very big size because there was not restriction. now when the user is opening the crystal report so it takes alot of time and some time memory full problem …

[CODE] namespace CallbackTest { public class Test: System.Web.UI.WebControls.WebParts.WebPart, ICallbackEventHandler { private string callbackData; private Label callbackLabel; protected override void Render(System.Web.UI.HtmlTextWriter writer) { this.callbackLabel.RenderControl(writer); } protected override void OnLoad(EventArgs e) { base.OnLoad(e); callbackLabel = new Label(); callbackLabel.Text = "no callback occurred yet"; callbackLabel.Attributes.Add("onmouseover", "alert('mouseover'); serverRequest('" + callbackLabel.ClientID + "', '');"); callbackLabel.ID …

Hi there, I am fairly new to C++ and wanted to have a go at coding my own function with parameters. However some of the parameters are arrays and I get strange errors occur. I will comment my code with a couple of other questions as well. I am writing …

private void btnCencelProducts_Click(object sender, EventArgs e) { for (int i = 0; i < lbFinalList.Items.Count; i++) { if (lbFinalList.GetSelected(i)) { lbFinalList.Items.Remove(lbFinalList.Items[i]); } } } thats code of my button i have list box where i want to removie multible item.. when i chose more than one item so only 2 …

This is a program for getting the sum of prime numbers of given range. The problem is that it would take hours if the limit is about 1000000. I've read about the sieve of Eratosten but having difficulties with implementing it. Could someone help to make this piece of code …

So I've been giving a number of assignments to do but I'm stuck on one in particular now. I've to create a 2D array ([5][2]) and then say how many times ou of the 5 rows that the first row was bigger than the second. I imagined I would need …

I have a project which is 98% complete. Its basically a Shop(till) interface. I have a form that has tabs the first being the main till, second shows a listview with everything in stock and the quantity of items in stock. Im stuck on one part of the program where …

Hi I'm currently using vb6 and ms access for my database. So far the application runs good, but the rumor (or fact) that access are not powerful enough with multiple access and also it has low data limitation (around 2 Gb), it scares me. I don't want my clients to …

hi, thankx for solving all my previous thread right now my problem is that i have to get width and height of pdf file

how can i get java to enter/type text into a textbox for me once i select it(click inside it) so the cursor is there. Also how would i get it to send the enter key or other "non-text" keys.

hi, im a beginner. i hav an assignment on Pascal's triangle. i saw some post over the topic but couldnt get it to work with my code. heres what i have done so far.... [code=c] #include<stdio.h> #include<conio.h> void main() { int a[10][10]; int i,j,c,n; clrscr(); printf("Enter how many lines do …

Hello, I am having an issue with my legacy app saving files to Windows 7 machines. My first thought was that I would just run the program as administrator but that helped none. I have attempted saving this image to the temp folder and to appdata but neither seems to …

Hi, I am trying to combine two arrays to a multidim one. I have two int arrays stat[] and indexes[]. So the first looks like this 34,56,78,etc holding hundreds of numbers. The second looks like this 0,1,2,3,4,5 etc. I want to end with a multidim array like this 34,0 56,1 …

I am new in vb.net please help. [CODE]Public Class Form1 Private Sub RichTextBox1_KeyPress(ByVal sender As System.Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles RichTextBox1.KeyPress RichTextBox1.Text = " Not available " RichTextBox1.Select(RichTextBox1.Text.Length, 0) End Sub End Class[/CODE] I want this code to pass not available like" Not available Not available Not available " …

hello, what book will you suggest me to read if i want to learn gui using c language.?

the same as tiltle. is that exit() just end the function and abort() end the program?

Hey everyone, Usually when I create a Java application I will use the built-in Preferences class to save user preferences. I believe this saves user information to the registry on Windows, and to other locations on Linux / Mac OS X. When I need to store a serialised object, I'm …

Just as the title says, how can I detect double clicking in a ListView? I'm trying to emulate browsing through a directory with windows explorer.

i write a program that goes as follows a part of it is: [CODE]#include <iostream> using namespace std; const int size=8; const int plus[]={1,2,3,4,5,6,7}; const int minus[]={-1,-2,-3,-4,-5,-6,-7}; int vertical(int[][size],int&,int&); int horizontal(int[][size],int&,int&); int diagonal(); int main() { int board[size][size]={}; int accesibilityboard[size][size]={}; int currentrow=3; int currentcolumn=4; int counter=0; } int diagonal() { …

Ok, I have three main tasks. One: I need to create a 2 dimensional array that is 8x8 and consists of randomly generated numbers that range from 0-3. I'm assuming the Math.random will be used inside of a for loop with a limit set for length(8) and range(0-3) somehow? Two: …

Hiya I'm relatively new to data structures and using push_back. I'm trying to build a small dictionary program that assumes that there is no words (and definitions) in the dictionary when you first launch it. What I then need to do is ask for a word then definition to start …

How can i read some number from a text file and then go back to read some other information? All i know, is read it from the beginning to the end, but even when i check something for ex if(fgetc(in)!=...) goes forward one character, and all this messes up my …

hi i have a lab to do and i'm stuck on how to start a method i have 10 coins and i want to write a method that tells me the fewest amount of coins needed to add up to 100 - 1 dollar coins are randomly generated - values …

Hi guys, Sorry the title is vague. Couldn't come up with one. Ok so I have a int variable which is, let's say, of the value 5. Now I want to create a string which contains underscores, so: "_____" the amount of underscores is the same value of the integer. …

I was trying to send mouse positions to my status bar in a larger program. I could not get them to write more than one position to the status bar, then it stops changing. To test why, I wrote a small window using one "Do Paint" function first. I still …

i want to implement multicast using python can anyone tell me how can i get information on socket programming in python?

Hello people. I have the following class. [CODE] public class Model{ private Kutia[][] c; public Model(Kutia[][] x){ c = touch(x); } public void touch(Kutia[][] k){ for(int i = 0; i < 8; i++){ for(int j = 0; j < 8; j++){ if(k[i][j].occupied()){ touchHorizontal(k, i, j); touchVertical(k, i, j); } } …

If I start a new thread, and that thread executes a method that is contained in a referenced dll, how do they signal each other? Would this be considered a cross-process EventWaitHandle? It doesn't seem like it would be considering that the thread is started in the same process. I …

I'm trying to write a program which allows a person to enter the number of days they have worked. Their hypothetical salary is 0.01$ per day and doubles everyday (0.02$ on the 2nd and 0.04$ on the 3rd day etc...). For each day, the day number, pay for the day, …

my deletecommand delete all my rows whenever i delete a row..but when i view it again the other rows still there and the i deleted is actually deleted.. here's my code for da.deletecommand [CODE] da.DeleteCommand = New SqlCommand("Delete from Admission_Record WHERE Patient_ID = @Patient_ID", cs) da.DeleteCommand.Parameters.Add("@Patient_ID", SqlDbType.VarChar).Value = ds.Tables(0).Rows(bs.Position)(0) cs.Open() …

I'm having difficulty figuring out how to append two user inputs into a list as a tuple. I would also like to call the list and enumerate the list (e.g., 0. dog_name:dog_breed). I'm not sure how to call display or if it is even written properly. Here's what I have …

hi everyone i got this error Cannot insert explicit value for identity column in table 'Patients' when IDENTITY_INSERT is set to OFF. i set identity to Yes in sql server 2005..whenever i run my code i get this error message here's part of my code [CODE]Private Function GenerateCaseNumber() As String …

Hi. Implicit: the compiler does the work for you Explicit: you have to specify what you would like the compiler to do. are the above statements true? I have just read on MSDN that an abstract method is implicity virtual. One is not implemented and one is, so is this …

I have a series of data files with large headers. Here is an example: [COLOR="red"]SpectraSuite Data File ++++++++++++++++++++++++++++++++++++ Date: Fri Feb 25 13:43:55 EST 2011 User: group Dark Spectrum Present: No Reference Spectrum Present: No Number of Sampled Component Spectra: 1 Spectrometers: USB2E7196 Integration Time (usec): 11000 (USB2E7196) Spectra Averaged: …

Hi, Please see the below one : [CODE]#!c:/perl/bin/perl use CGI qw(:all); print "Content-type:text/html\n\n"; print <<EndOfHTML; <html><head><title>Print Environment</title></head> <body> <FORM action="sample.cgi" method="POST"> First Name: <input type="text" name="first_name"> <br> Last Name: <input type="text" name="last_name"> <input type="submit" value="Submit"> </FORM></body> EndOfHTML[/CODE] From this, i don't know to proceed. There are two text box with …

A "normal" Delphi snippet: [CODE]Procedure help_me1(Sender: TObject); BEGIN {100 lines of code} END; Procedure help_me2(Sender: TObject); BEGIN {100 lines of copy and paste code} END;[/CODE] [COLOR="Green"]How can I make this so that I end up with ONE procedure with 100 lines of code?[/COLOR] [CODE]Procedure much_reuseable_code(choice:BYTE); BEGIN {100 lines of code} …

Here the val should print the max number but its printing some address. When i tried to print while in loop, it printed the largest number but in the next line it again printed the address. please tell me whats wrong. Thanks [code=c]#include<stdio.h> #include<conio.h> int main() { int arr[5][5]={ 2,4,8,11,15, …

hi, i found a module called xlwt ([url]http://www.python-excel.org/[/url]) that can write to Excel. i want the code to read from a file (robert.txt) and then write to excel in a column. however, it seems that the output from this code is that it only writes to one cell in the …

i have a game in eclipse that when i used to run would open up and work but i made a couple changes to it and now it just runs for a couple seconds(doesnt open up any windows) and then it says terminated down by the console in eclipse?

Hello I'm new to this forum and quite new to visual basic. I started editing an existing code (basicaly to learn vb) without any real previou experience. Well let's get to the point; I have a form that gathers data from db ordering by user ID (on click count). I …

i posted my program below. i aim making a decrypting file for rot13. or rotation 13 so im using the memory address to change the capital and small 'A' to 'M' into 'N' to 'Z' and vice versa by using their memory location. but i don't know how to put …

guys i have a serious problem my cmd is not under my control as a virus has taken the power. now i want to format my entire drives completely with some .bat file. i am unable to do it with windows disk coz the virus is very talented to come …