35,619 Topics
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| | Hi guys! I have a JTable updated from MySQL. I can successfully insert a row in JTable using SQL statement "insert into...". However, when I execute a delete statement, then JTable is not updated. Please, help me to find an error. [CODE] public void actionPerformed(java.awt.event.ActionEvent evt) { SystClasses.FilterClass.tableModel.initDB("85.254.219.164", "employee_record", "liana", … |
| | please am writing my final year project on design and implementation of an xml database. pls i need any help i get. thanks. |
| | Please help me use this LookAndFeel in java. I have downloaded quauqa-5.4.1.zip I tried the following, but it's giving me exception in thread:- package ch.randelshofer.quaqua; class Account extends JFrame { @SuppressWarnings("unchecked") public static void main (String [] fisd) { Account acc=new Account(); acc.setVisible(true); acc.setSize(900,600); java.awt.EventQueue.invokeLater(new Runnable() { public void run() … |
| | Hey :D I'm currently writing a software where users pick out seatings from auditoriums. The tables will contain seating statuses of auditoriums, which could update quickly. I was thinking of using a thread to repaint the contents, however as the software could be used by many users on the same … |
| | Heloo; when i drag the window; then how i stop changing the size of textfield and buttons, and how i fixed the size of window.i shall be very thankful to all of you kindly give me the answer... |
| | hi , this is Poornima i am a trainee in java i want many questions for banking problems in java to get trained where can i get that plz help me else plz send some questions |
| | i m bulding my first project as airport reservation..i want to know how do i link my project with any database... |
| | i want design application for ticket booking so please help from initial step |
| | Excuse me, is I am new to Java and want to do an attribute (final)and static. The problem is that first I need to instantiate and then, using a method to give its final value. I need something this: [CODE] public static final int MyConstant; public void createConstant(int pValue){ MyConstant … |
| | I'm new to java programming language and i'm wondering what are the data sources that I can interact with.  |
| | hi i am jakir , i want to do web application in java so plz suggets some project topic topic must be different bye. |
| | I'm want to learn java. What software could I use to work with java as it's obviously not available in microsoft visual studio. |
| | Hello! Can someone please suggest a way to effectively copy the bytes from one array to another. In my program a user will call the method setDate(byte[] buf) which will set data continuously ie inside the method there is an array say buf2. for example if the method is called … |
| | hey guys, thanks for looking at this. I'm new to java and need help with this one problem. What i need to do is, 3) Write a program that calculates and displays a person’s body mass index (BMI). The BMI is often used to determine whether a person with a … |
| | How do I properly bubble sort through a text file by assigning the values to an array. In the code below I tried to assign the values from the text file to a string while there is still something to fetch. Then I used a for loop to assign the … |
| | The class Newfile has a red zig zaggy line underneath it, The type Newfile must implement the inherited abstract method ActionListener.actionPerformed(ActionEvent). What does this mean? My code ^_^' : [CODE]import java.awt.FlowLayout; import java.awt.event.ActionListener; import java.awt.event.ActionEvent; import javax.swing.JFrame; import javax.swing.JOptionPane; import javax.swing.JButton; import javax.swing.JMenu; import javax.swing.*; import java.util.*; public class tuna … |
| | Uh, I don't think I'm on the right lines but is there a way to connect to the internet and send some variables to a database? |
| | Hi all, Having issues with my guessing game I made. For once its not a compiling error. For some reason my loop only executes once, and it wont re-execute when the wrong number is entered. Hoping someone can help me. Here is my code: [CODE]import javax.swing.*; public class Guessing Game … |
 | Hi - Im making a small and relatively simple game that use's the common feature of the scoreboard to keep track of the user's score. I have declared the main game frame in one class, the actual game on one panel in another and have decided to keep the scoreboard … |
| | I have a JSP page 1 to addusers to the account.On submission of the form another JSP 2gets called and manipulates the parameters.If values are null i am returning an error message to the user.If values are not null i need to call a servlet which will run a backend … |
| | Please help me to design currerency converter using JSP for all countries with daily internet updates |
| | I really need help(ideas) with a project I want to work on. I want to build a software that will be used for Financial Management in a bank with java. What I need is help with where to start and also pointers to resources that might help me get this …  |
| | okay i have question about how to apply those to my code. first the Hashmap, i used the code it and i entered information inside dic.put(studentName, new Student( studentName, studentSurname, studentSubject, daysBookBorrowed, booksName)); this is what i put inside. now i want to extract studentName , i want the user …  |
| | hi guys, i need help!, how do i extract odd digits from a positive number, example: 1234567 then only 1357 will be extracted out from the value 1234567? I noe can make use of modules % to check for odd and even number however i do not know how to …  |
 | In this program how can i overload the pop() method to use two pop() methods (int and float) in a program as i used two push() methods ? [CODE] class Stack{ int StackArrayI[] = new int[3]; float StackArrayF[] = new float[3]; int tos=-1; public void push(int value){ if (tos==2) System.out.print … |
| | i've learned arrays, loops, Creating objects and classes, creating methods, Encapsulation, Polymorphism Overloading constructors, Stack what next should i learn ?? |
| | hi, i've been trying, without success, to maintain the style of the text in a jTextPane when it is copied into the clipboard. what I want is to copy the text in a jTextPane with styles (eg: bold, italic) and to be able to paste it into MS WORD with … |
| | Election Applicatin of Classes & Objects `create an election 2010 program with the following details: User Interface: Design your own user interface for the ff modules/methods: >User Leverl(admin & user) for admin,can manipulate the whole part of the program for user can only view voting part. >Registration: Assuming that there …  |
| | how to create a java program that will accpt an integer from 0 to 9999 and then convert this into words? |
| | how to create a jprogram that will find the greatest vcommon divisor?? |
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