Software Development Forum

I realize this is an extremely low level java problem, but I've been searching and searching and I can't figure out a way to take two characters and combine them into one string. Particularly, I have a char array and I need to take two particular elements out of it …

I have to write two arrays of 10 random numbers betwwen 1 and 25 then sort those two arrays in increasing order then make a third array that has all the numbers of the first two arrays in sorted order but no duplicate numbers in the third array. Here are …

hi, i hv to do the inverse of a matrix by row elimination plz help

Let's say I want to create two classes Owner and Pet [CODE]class Owner(object): def __init__(first_name, last_name, address, phone): self.first_name = first_name self.last_name = last_name self.address = address self.phone = phone class Pet(object): def __init__(name, owner) self.name = name self.owner = Owner.__init__(first_name, last_name, address, phone)[/CODE] Did I pass the class Owner …

Hi fellas, This week in class (2nd week), we are learning about classes. Our professor has asked us just to complete one simple class with separate files. My problem is when I go to compile, I get errors stating my variables aren't "declared in this scope." As far as I …

I need to copy 160 textbox's text and put it onto the clipboard. Here is what I have so far: [code] List<TextBox> boxes = new List<TextBox>() { textBoxX1, textBoxX2, textBoxX3, textBoxX4, textBoxX5, textBoxX4, textBoxX4, textBoxX5, textBoxX6, textBoxX7, textBoxX8, textBoxX9, textBoxX10, textBoxX11, textBoxX12, textBoxX13, textBoxX14, textBoxX15, textBoxX16, textBoxX17, textBoxX18, textBoxX19, textBoxX20, …

So my goal for a project of mine, is to output the values of variables into their respected locations in PDF file. Where would I need to look to get started on this? Are there any library's anyone would recommend?

[CODE]<Security> - <User> <Username>jon</Username> <Password>khan</Password> <UserFolder>aliHomeDIR</UserFolder> </User> - <User> <Username>bob</Username> <Password>khan</Password> <UserFolder>aliHomeDIR</UserFolder> </User> </Security>[/CODE] I have xml file and i want to remove specific element having username jon [CODE] foreach (XmlNode parentNode in parentNodes) { for (int i = 0; i <= parentNode.ChildNodes.Count - 1; i++) { XmlNode childNode = …

Anyone know how to open a form inside of a form, that way it doesn't open a new process/ a new bar at the bottom? How would I do this?

Hi, I'm trying to get Java to remove a JLabel from a JPanel whenever a button is clicked. Unfortunately it won't do this. I've tested my code and the button click is working for sure, so its the code to remove the component that is acting up. If anyone could …

hey do u know how to create shortcut for a file using c programming.

Trying to implement a stack using dynamic array. The Problem which i am facing is that if i a pushing 60 or 90 elements then the program is running fine but on inserting say 600 elements while printing the first two elements are showing junk value. Compiled the code using …

How would I draw something on the screen ? not the console window but the entire screen, preferably with the console minimised. Also, would it show up on a printscreen ? It better not :P What I want to do is create something like a layer on top of the …

Here is my issue: I have a program, that downloads roms off the internet. Everything works fine, but I would like to show an indefinite progress bar while it is downloading. I have that with the following code: [code] # -*- coding: utf-8 -*- # Form implementation generated from reading …

Hi, I have the following files and can match but, am having trouble with getting the output to write correctly to a data matrix format that I need and would appreciate any help with getting the code right. File 1 has a list of numbers and Files 2, 3 and …

On the bill gates biography it says "Gates developed a version of the programming language BASIC for the first microcomputer" but did he use this language to make windows?

-[B]Some of the characteristics of a book are the title, author(s), publisher, ISBN, price, and year of publication. Design a class bookType that defines the book as an ADT. 1. Each object of the class bookType can hold the following information about a book: title, up to four authors, publisher, …

Im trying to run my java application, but after some time it automatically stops and throws OutOfMemoryException: Java heap space. Now when i try to run it using (say) (-Xmx allocates the maximum heap memory) java -Xmx2000m [AppName] then it says Error occured during initialization of VM Could not reserve …

Basically I've got a text editor which revolves around a jTextArea. There are some settings (e.g. whether line wrap is enabled) that I'd like to save to a file when the application closes, and then load up again when it runs next. I've spent a few hours trying to get …

I need to be able to count the textbox characters on a keypress, how would I do that?

Hi Guys i want to know how to access one method from another. i have two buttons.one method is button1_click and second button2_click.What i want to do is to put a if condintion in button2, something like if(button1.click = true).Can anyone help me with this.Thanks

I don't normally post in these kinds of forums and prefer to just google my way through problems, but after 3 hours of trying to solve this, I am beat. I am working on a program that uses a linked list and can add/delete/print out nodes (orbs in this program) …

Hi all, I am a first year student at northeastern and my VB professor assigned me a project that i am just stuck on. This is my first programming course and i honestly am a newbie at it so i hope you guys can help. Here is my situation. A …

Does anyone know how to list all variations of vector elements in C++ ? Is there a function like for permutations (next_permutation) ? tnx

[QUOTE] Hello friends i have tried my code to get the values from the database n display it in JTables but i am getting two errors.please help me. [/QUOTE] [CODE] import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.JScrollPane; import javax.swing.JTable; import javax.swing.JButton; import javax.swing.table.AbstractTableModel; import java.awt.Dimension; import java.awt.Component; import javax.swing.BoxLayout; import java.text.MessageFormat; …

[CODE]// Project !!!.cpp : Defines the entry point for the console application. // #include<windows.h> #include <iostream> #include <conio.h> using namespace std; class Predator {private: int x; int y; char z; char board[20][20]; int count1; int count2; public: Predator(){ for (int j=0; j<20; j++) { board[0][j] = '@'; board[19][j] = '@'; …

Hello, I would like to display result in form window. The result is changes every 5 seconds. The form is only close when i stop program. I am using console application in visual c++ 2008. Anybody could help me, how can i display data in form view when i use …

So my coding is a temperature converter. I have gotten everything down the way that it is wanted by the assignment except for one part. When I run the program, put in a value and select the radio button for conversion, no output ever shows up. Was hoping that someone …

Im an extreme newbie at VB and newbie to OO programming, and would like to make a basic text based RPG to start off (I made an RPG on my TI-84 calculator and would like to recreate it on VB) I don't know how to do these things: How do …

Hello, I have a code which has public void run() and I have no problems compile the code. When I try to execute the class file I get an error Exception in thread "main" java.lang.NoSuchMethodError: main. Does the command line execution needs main() ? Is there a way to execute …

Hallo, I have to develop a SPIM/MIPS programm, which read an integer from the user and change this integer into binary system (like for example 00011000) My idea was this one, but it doesn't work: I think the problem is the space segment. maybe somebody see the problem and can …

hello everyone i'm creating one Small D.j.software.in this i got three problem 1} how to mearge one .mp3 file with onther .mp3 file 2}how to drop .mp file directly to form's list box 3} how to save that merger .mp3 file. please help

Hello :) I am working on a CRUD app to directly change a MySQL database on a remote server. I have a section where I can edit or delete entries. I choose an entry from a JList (populated by a ResultSet in a loop), and a JTextArea populates with the …

Hello all. I'm currently studying computer science, and I need some insight concerning data structures. i'm asked to create the necessary data structure to hold the population and saving factor of all cities. CITY: Population: Saving factor: Nicosia 200 0.4 Limassol 120 0.6 Larnaka 65 0.7 Paphos 30 0.75 Paralimni …

[CODE]#include <fstream> #include <string> using namespace std; typedef struct blook { char* name; int hour; char* day; char* month; char* year; char* alive; char* sick; char* pregnant; char* adult; char* elderly; char* child; char* water; char* meat; char* wood; char* seeds; char* vegtables; }info; info load(string name1) { info black; …

hi: want to replace all elements with the number of its depth in the difference list in prolog. such as: ?- deepList([a, [b]], L). L = [0, [1]]. ?- deepList([a, [b, c, [d, e]], f], L). L = [0, [1, 1, [2, 2]], 0]. Thank!

This is a section of a program I made that keeps track of some money I'm saving. :cool: When I enter how much I want to add it saves what I enter to a file and updates the current amount I have saved, also in the file. When I enter …

Hi i am using c# as my language & sql server as my database .. My question is there is no key ward called [CODE]limit[/CODE] in sqlserver....how i solve this type of question... the example is ---> the sql server data table has 25 rows & i want to retrieve …

Hello guys ... can anyone help me or guide me if i am thinking wrong, can we copy character array into character array. like char names[250]; cin>>names; names=names+names; like we do with int a; cin>>a; a=a+a; can we do this with character array i want to store 7 names into …

So i am working on a game, and i have a string value, and 3 integer vales, that i would like to save, so when you close the program, and then re open it, if you type in the string value, you will have you integer values. How do i …

I need to get this program to display the most expensive value and the most taxed value in text form from the names stored in the array. The following code works out everything apart from displaying the most expensive and most taxed items on the screen. This needs to be …

there is Inheritance mean subtype polymorphism or there not have same job ??

i need to lock a label positions so that it wont move during a event. when there is a event happens that label is moving from that particular position. is there any solution for this

Hello Community i am using Linux (fedora) gcc compiler. Normally i use Java but for the Interprocess communication part we got C. My problem specifically is that when I read from a file with the fread() function and save it in a char buff[somesize] I cant use printf() to display …

I am trying to find a way to create a transparent overlay that I can put anywhere on the screen, but that does not stop keystrokes and mouse events from passing through. If you have ever seen the program Camtasia, they do it... when you define a portion of the …

I think my jar to work needs mail.jar plus the others class files what to do? subject:javax.mail.Message I used jar cmf SMTPClient.mf SMTPClient.jar SMTPClient.class SMTPClient$SendAction.class SMTPClient$UpdateListener.class [B]mail.jar [/B]SMTPClient.java but gives (how include another jar in my jar and keep package structure?) [CODE] C:\Users\User\Documents\TextBooksDataFiles\Java Network Programming, 3rd Edition\jnp3examples\examples\19&gt;jar cmf SMTPClient.mf SMTPClient.jar …

I am trying to create my own menu (and practice a little c#) and I am almost done. I have the menu and the context menu that will be shown created. I also have the context menu showing at the correct time. My problem comes when the menu disappears when …

I have been thinking about order operations and generalized * in Python recently. I want to share some of my thinking here, even the topic is quite theoretical, considering the beauty and orthogonality of the language. [B]Point one[/B] You can do comparison with tuples of numbers in Python [CODE]>>> (0,0)<(1,1)<(2,2) …

I have a program code deal with a drug data in pharmacy ...the program is running without syntax error but I have a problem in search code ..it apply search on the first record only but didn't apply on other records..I have tomorrow an exam ..please help me..I'm sorry for …

[CODE]string name; char gender; string address; cout << "Enter the name : "; getline(cin,name); cout << "Enter the gender (M/F) : "; cin >> gender; cout << "Enter the address : "; getline(cin,address);[/CODE] I don't understand why this skips the input action for the address.