35,618 Topics
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| | Hi, was wondering if anyone could help me. I'm creating my own little simple tree structure, consisting of several JTextFields. Each TextField is added to a JPanel, which is finally added to a JScrollPane, which is then added to a JFrame. Everything is fine, apart from the position of the … |
 | Ever since I have heard that you can generate classes during runtime (from say, a URL I suppose) and can use java.lang.Reflect to fire methods based on String input, I was wondering how the process is done?  |
| | Hi everyone. Hope everybody is having a fantastic day. I have a simple question and need your advice to guide me towards a solution. My question is, rather, I need help with. I'm doing the game hangman and I currently have a string that contains the secret word that is … |
| | i get time field from a database table. But may i know how to convert it into 24 hour minutes and second. simpledateformat("hhmmss") is not working. Is there any other simple java method doing it? |
 | hi, i tried to connect to the database using simply applet, but it showed some error message, i m bit confused whether or not is that possible..  |
| | Please help i have added buttons but they aren't how i want them.....how do i change the letters to squares and how i want them? and at the very bottom i am confused with what to do next thanks for anyhelp import java.awt.*; import java.awt.event.*; import java.applet.*; import javax.swing.JOptionPane; public … |
| | [ICODE]package chessbuard; import java.awt.*; import java.awt.event.*; import javax.swing.*; //import javax.swing.event.*; import javax.swing.border.Border; class ChessBoard extends JFrame implements MouseListener, MouseMotionListener { GridLayout Board = new GridLayout(8, 8); int drag1, drag2; int xMove, yMove, labelw, labelh; JLabel label; String[] manrow = {"Pawn0", "Pawn1", "Pawn2", "Pawn3", "Pawn4", "Pawn5", "Pawn6", "Pawn7"}; String[] manrowx = … |
| | I m getting problem in displaying charts and m not exactly able to find the problem plz plz help me wher i m wrong plzzzzzzzzzzzzzzzzzzzzzzz its very urgent............-------- --------------------- [code=java]package src; import java.io.PrintWriter; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.Statement; import javax.servlet.http.HttpSession; import org.jfree.chart.ChartFactory; import org.jfree.chart.ChartRenderingInfo; import org.jfree.chart.ChartUtilities; import … |
| | My problem is I have a cache file that I'm pulling in from a seperate source. The cache contains a long string that would look something like this except much longer. myexample=1 status=0 timesHit=2500 Basically I need help figuring out how to break this up into myexample=1 status=0 timesHit=2500 The …  |
| | Hi, I am jahan, i just started java applets and i was trying to draw a graph. The idea i am using is based on drawLine(xmin,ymin,xmax,ymax). I wanted to get a graph for sinx which is proving to be difficult. i used following syntax to implement my idea: import java.awt.*; … |
| | Hi there guys! Can someone help me with the part add tour,when I run it, its always print the same line 2 times and then when I enter the data for guide tour which should be store in the memory, but when using the display method it didn't appear like … |
| | Hi there! I'm building a small application using Java and MySQL (college assignment). Everything is ok when all I'm doing are queries using SELECT. Now, when I try to INSERT anything in the table, I get this error message: java.sql.SQLException: Can not issue data manipulation statements with executeQuery(). 0 S1009 … |
| | Hello, So I was thinking of creating a PCB designing program and was wondering if anyone was familiar with the Gerber and NC file format. Anyone have any advise about how to go from a design made in Java to a Gerber File? Is it done on a pixel by … |
| | Hello All, I have a chat friend online who said to me that if I don't know java or .Net then my web design will not make me money. I know how to program in php, asp html etc and willing to learn more as knowledge has no age limit. … |
| | [b]hello, i want a help for you all. about mysqlprocedures and functions i am enable to create procedures and functions in mysql so that i am enable to do jdbc colleable statements programs. please help me[/b] |
| | Hello I am new to JSP, use to work with ASP. In an application my company uses that wrote on JSP, it generate a page that include an email link like mailto:mymail@server.com?subject=the subject. The problem starts with encoding because the subject is in Hebrew. I made some tests. I saved … |
| | I know struts 2.0 has treenode tag. but now I using struts 1.2 and I don't want to change it. so if you can using other method to generate a java web tree,please give it to me , better include the code. thank you very much you can send your … |
| | am tring get value from msaccses database with wher condition but am not get. pls give me an idea to overcome this problum. and pls..help to get data from table based on the dropdownlist vaues wich is in html page. using jsp, jdbc.......pls..... [code=JSP]<%@ page import="java.sql.*" %> <%@page contentType="text/html" %> … |
| | Hello friends, I faced a problem in sending email through servlet. I have downloaded mail.jar and activation.jar. All is running perfect but error is coming. javax.mail.MessagingException: [EOF] [code] import java.io.*; import java.net.*; import java.util.*; import java.sql.*; import javax.mail.*; import javax.mail.internet.*; import javax.servlet.*; import javax.servlet.http.*; /** * * @author Administrator */ … |
| | pls any one will guid, how to work jsp, servlets and ejb at Jboss4.0.2 pls..............if possible sugest be any url.............supoted for this..........pls. it's an argent.............pls |
| | OK...here is the deal.... I am messing around with this jGRASP program... I was able to create a program that will display the squares of the numbers from 1 to 10 by using the "FOR" structure. This is what I have done and here are the results, which is what … |
| | Hi friends, I have to fetch date, month & year from Calendar.For that I need a Calendar with User Interaction from which i can fetch. Is there any Calendar (builtin) in swing or i have to make it my own?.Pls let me know if u have any idea. with Thanks, … |
| | When I typed the command as 'java -version' in commandprompt its showing "java version 1.3.1_01" but I want to set it to latest version of java in the path C:\Program Files\Java\jdk1.5.0_06 Due to this problem Im not able to open Eclipse, its saying "version 1.3.1_01 is not suitable for this …  |
| | Hello , Dear Techies.. I am j2ee developer,And my latest assignment is to implement JBI (PETALs) in our project. I worked a lot ,,,read alot ..also struggeled a lot...but codnt reach anywhere.. So now i request you experts to just give me a guide or share there experience in implementing … |
| | I need to write a program with seven vectors. The program needs to have methods to input the data into vectors, display a menu to print a report and sell an item, a method to sell an item, and a method to print the report. This is what I have … |
| | Hello, I am in a Java Course and my instructor said my first 2 loans the calculations are wrong. and that I need to have this in an ARRAY also. Any help would be appreciated. [code] import java.text.*; import java.io.IOException; class javamortgage //program class name { public static void main(String[] … |
| | During the execution of a package listener, I am trying to call a web page with embedded query strings to execute a task in .cfm... The code below is a snippet from the original code to simplify the discover of the error. I have been struggling to get this simple … |
| | package chessbuard; import java.awt.*; import java.awt.event.*; import javax.swing.*; //import javax.swing.event.*; import javax.swing.border.Border; class ChessBoard extends JFrame implements MouseListener, MouseMotionListener { GridLayout Board = new GridLayout(8, 8); int drag1, drag2; int xMove, yMove, labelw, labelh; JLabel label; String[] manrow = {"Pawn0", "Pawn1", "Pawn2", "Pawn3", "Pawn4", "Pawn5", "Pawn6", "Pawn7"}; String[] manrowx = … |
| | Hello, So my applet: image (in a Canvas object), drop down list, radio box group, and a submit button. Have 2 problems that I need to figure out: The applet is working the way it should until submit button processing, it gets parameters from web page that it's embedded in … |
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