32,204 Topics
 | |
| | I'm trying to create a program where it takes the first character of the Last name and place the person in a group due to the name. I tried comparing the words to numbers i.e. a=1, s=19, etc. any help at all would be appreciated [code] package GroupAssignment; import System.*; … |
| | Hello I'm creating a program where I want a "BeanBox" window for editing an object's properties. I'm thinking something like: [url=http://img301.imageshack.us/img301/5308/javagridtg0.jpg][http://img301.imageshack.us/img301/5308/javagridtg0.jpg][/url] It must retain alot of the functionality that JTable gives: Resizable columns, custom cellrenders & celleditors, min/max column width. So far, so good. I could just use a JTable … |
| | pls help!! can u give me some tips how to delete a string or list in a textfile based on this code....i created this code but i dont know how to delete it..pls explain in simple english because im not American..... :D tnx a lot...ur response is very much appreciated... … |
| | Hi buddies, I m facing some difficulties while setting system date and time?..Can anyone help to set System date & time? Thanks |
| | Hi I need help with this, 1) an algorithm or way to count the levels of an unbalance binary tree (e.g. root has one level 2) to balance this unbalance tree can I have some hints please! or examples greatly appreciated  |
| | Hi what is the difference between the following two code public int calculate(int x, int level) and public int calculate() int x; int level; Is there a way to make this first method to something like the second method? thanks |
| | The question is "Where am I going wrong?" See my embedded comments above code starting point. I can get this to compile, but I can't get this loop through the amort, before I beign building (finishing the loop) I need to see if I can display a single line with … |
 | I have made a hospital management system ....its GUI is creating some problems .... I have a container at the top level with Borderlayout ... a combo box is on its north ... and a JPanel is on its center. Combo box contains two items ... Doctor and Patient. the …  |
| | Hi, I am given assignment to develop simple games on applet. I have problem understanding the function of some abstract class... any1 would like to explain to me? Thx in advance. [CODE] class snakeGame extends Applet implements Runnable { Thread runner; public void init(){} public void start(){} public void stop(){} … |
| | I'm pretty sure the answer is a definite no if it is a pointer to a primitive type, but I have created classes called "network", "path", and "node" and I want them all to be able to refer to each other. These are not primitive types, so I hope I … |
| | I'm begining a project thats uses this [URL="http://www.supercheapparts.com/detail.jsp?partnum=68798"]ELO 1515L Touch Screen[/URL]. Am I going to have any problems getting a java application to work with this? Are there any additional Librarys or API's I might need? Thanks for the help |
| | Hi all, I am wanting to display an image that is aligned so that the centre of a string of text is in line with the centre of the image. I know the image's dimensions and the length of the string, as well as the font I am using to … |
| | hi!...this my code,,,and i knew there"s something wrong with it,,,or maybe something is lacking..would you mind to help me?...i need a very quick response..thanks....Godbless you... [COLOR="Green"]import java.io.*; public class Samplefile { public static void main(String args[]) { File fob1 = new File("dede.txt"); RandomAccessFile rob1 = new RandomAccessFile("Hector.txt","rw"); if exists("dede.txt") { … |
| | |
| | Can someone help me please! I would like to know of any advice about reading data from a file, and then storing them in arrays. I have got to work with this set of data, which needed to be preprocessed first in the following way: The first set of ten … |
| | |
| | They are two classes. Fraction and calculator. Fraction does things like add, multiply.... The calculator class is supposed to call the methods in the Fraction class and output the data. The problem is i can't figure out where to put the calculator class so that it can output data. Here … |
| | This is the error message i get when i try and use the foor loop, cannot find symbol - variable split result [CODE]for(int i=0;i<=216;i=i+3){ MyPanel.txtbyellowentry.setText(splitresult[i+2]) ; MyPanel.txtbgreenentry.setText(splitresult[i+2]) ;[/CODE] What i am doing is, in my other class(matchlist) i am using a stringbuilder to send a group of matches to a … |
| | hey, is it possible for me to extend a class after extending jpanel and implementing action listener? public class MyPanel extends JPanel implements ActionListener can i make that extend MatchList class also? when i try it says '{' expected |
| | I can't seem to figure this one out. It seems like it would be easy... I want the savePane JFrame to close when the user hits the saveButton. Is there a line that I enter here? Or is there something I need to include in my saveListener class? Any help …  |
| | Can anyone fix this? What's wrong with my code? Accepts username and password as "admin" System.out.print("Enter Username: "); String user=myinput.readLine(); if (user=="admin") { System.out.print("Enter Password: "); String pass=myinput.readLine(); if (pass=="admin") { statement(s) } else if (pass!="admin") { System.out.println("Invalid Password."); } } else if (user!="admin") { System.out.println("Invalid Username."); } |
| | Hi friends, I m new to this forum.I m trying to make RAS dialup connection thru programatically.If anyone has idea.pls help on this.Your help would be highly appreciable. Thanks |
| | Hi All, Could you please help me, im trying to create a ASN1Sequence from a DERObject. The following is the code that i am using and the error that i am getting. [CODE] ASN1InputStream ais = new ASN1InputStream(abyte0); DERObject DEROctetString = ais.readObject(); ASN1Sequence asn1Sequence = (ASN1Sequence)DEROctetString; Exception in thread "main" … |
| | Hi , For the following code , I intended to have a dialog box with labels balance , payment no : and a button named calculation. When the button will be clicked it should show the next balance according to the equation used in the code . But its showing … |
| | what happens at memory level....when one object is assigned to another.... i have written 2 classes.....1st named base class mybase and a subclass named subclass.... now i create object of baseclass... mybase b = new mybase(); //and now i create object of subclass subclass c = new subclass(); b=c; now … |
| | I have not got javac on my computer, but I do have java. How do I get javac? I haven't downloaded the jdk yet because apparently it comes with Java as well, adding more to the download. can I just get JDK? |
| | Modify the Payroll Program so that it uses a class to store and retrieve the employee's name, the hourly rate, and the number of hours worked. Use a constructor to initialize the employee information, and a method within that class to calculate the weekly pay. Once stop is entered as … |
| | I have been using Eclipse for quite some time to program. I have been told that NetBeans is a little better. The problem that I am having is that I can't figure out how to get a program into NetBeans for further programming. Can anyone explain these steps? Thanks,  |
| | Hi all, I would like to create a date object and specify a value. I am facing some defficulties. Here's what I tried: [code] String dateString = "2005-04-29 00:00:00.0"; Date asOfDate = new Date(dateString); // this gives Illegal argument exception. [/code] I know that Date constructor with String as argument … |
| | Hello, I urgently need help, im trying to complete a class which will be able of multiple - clients but is not doing the required puprose. Can anyone be assistance of what is needed to add for handling the clients ?? Thanks in advance!! [CODE=java] import java.util.ArrayList; import java.util.concurrent.Semaphore; class … |
The End.