35,618 Topics
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| | [CODE] boolean isavail=false; new Thread(){ public void run() { . . . isavail=fun(); . . . } }.start(); [/CODE] I need that value assigned in the run() method ..... But eventhough the function returns "true", the value being present in that variable after the thread is "false" only...... How to … |
| | I am losing a value in the array with my bubble sorting and the sorting does nothing. Here is the Items Class [CODE] public class Items { // * A String instance variable to hold the item name private String itemName; // * A double instance variable to hold the …  |
 | hello, can u plz help me?? I can't run the javascript on Mozilla nad IE(can run on Chrome) I don't know why. I think my javascript has some problem. Here is my code ..... [CODE]<script> function check() { if(document.getElementById("name").value==""||document.getElementById("address").value==""||document.getElementById("phone").value==""||document.getElementById("email").value==""||document.getElementById("username").value==""||document.getElementById("passwd").value==""||document.getElementById("passwd2").value==""){ alert("You need to complete the form"); } else continue; } function … |
| | Hello: I have a frame that shows rs from a db. I also can show the hodgepodge of code dealing with how a table could be manipulated. I am trying to cipher out what is needed to simply add a empty editable row to the table when it builds.I do … |
| | Hi I have some question about java and jvm on mobile devices java app how works on mobile devices like Sony Ericsson or nokia s40 , ... ??? is any JVM or somthing like this on this devices for run java app ??? if there is no os on this … |
| | The code is too big to paste the entire when i am having one error at Line 20 that says: "cannot make static reference to non-static Integer" I'm use to C but so I'm not use to having to putting the word static in places. [CODE]private static void createTree(){ ArrayList …  |
| | Hi all, I have recently decided to implement struct framework with my current project. All are good except there a number of pages that uses , the particular page forwarding statement stopped working. The pages that used are all part of the "body" of the tiles. Say I have a … |
| | Hallo guys, I want to first start by saying, that I`m fully aware the question I`m about to ask, has certainly already been posted some thousand times. I`ve looked through some of the posts, but non of them was quite like my case (or I just didn`t stumbled upon any) …  |
| | Hi All, We are working on JMX technologies. I have created a MBean and registered it with JMX agent. For logging purporses we are using the class that log4j jar file. What we have acheived till now is the static logging..ie., if we change our loglevels from "debug" to "info" … |
| | Hi. I have created an application wherein I am showing a large image inside a JScrollPane . As I move my mouse over the image within the jscrollpane i want to display the RGB values of the pixel under the mouse pointer on a status bar. I am able to … |
| | I am working on this project for my class, and I am getting an error when im trying to compile. I dont understand what the problem is. can some one help me out. The error is "Exception in thread "main" java.lang.RuntimeException: Uncompilable source code - cannot find symbol symbol: class … |
| | Hi , I am trying to create an image-viewing application , wherein the user chooses an image file using a file chooser . I have created a Jpanel ,inside a jframe with a menu bar, which gives the user a variety of options to select from , using combo boxes … |
 | EDIT: This was moved from the Java discussion forum. It seems more appropriate to post it here. This is not exactly a homework assignment. I'm just doing it for fun ^^ Hey guys. I am currently just a 11th grade student but since I'm done the whole curriculum for my … |
 | I am working on some code for getting user input on what songs they want for a dance. Unfortunately, when running the applet with some html, java opens a window saying [CODE]Java has discovered application components that could indicate a security concern[/CODE] three times, and no matter what you click, … |
| | hi new to java. how do i pass arguments in netbeans? |
| | G'day, I'm just looking to clean up some of my code as i know that at the moment it doesnt follow the best practices. I have the following function which calls my database() class. I know that i need to close my connections and statements im just not too sure …  |
| | Ok, Here is the thing. I have a JPanel inside the JScrollPane. JPanel has many Images (as ImageIcons on JLabel). Now I want to make the auto scrolling to be happen when I place mouse over the JScrollPane or any child of its. I could do the scrolling to the … |
| | Hello: I was trying to plan a component to collect data from a user. I have two approaches in mind. I was considering a Jtable with editable cells. Can a table be configured to display vertically? Or, I was going to get meta data from the tables and build a … |
| | hi guys i need help with my project. I am a beginner in Java programming,and recently I came across a project, i am having problem at the start...so i need some guide to tell me how i should do(the steps). My project required us to do a word game that … |
| | Hello everyone! I'm trying to make a "map creator" program, which allows you to place 75x75 isometric tiles in a grid. I'm drawing the grid using the overridden "paint(Graphics g)" method, which you'll see in my SSCCE below. But the problem is that I'm not able to place JComponents the … |
| | This is my node and driver class. I need to find the smallest value on the left side of the tree. [CODE]import java.util.ArrayList; import java.util.List; public class NTreeNode<T> { public T value; public List<NTreeNode<T>> children; public NTreeNode(T val) { value = val; children = new ArrayList<NTreeNode<T>>(); } public String toString() … |
| | I am having 10 java file, first is my splash screen and after that login page is displayed. So, how can i redirect the splash screen to login page and after login how can i redirect it to my Menu.java file in j2me. Please some help me for it. Thanx … |
| | Hi all, Is there any way to send a request attribute via href? thanks anyone help me. |
 | Is there anyway to close the firefox using javascript without changing the about:config file? |
| | I learned some java in school just 4 weeks ago, so i do not know much things ... so requires your help!! [CODE] String[] alphabetArray = { "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", … |
 | hai ! i want to make tcp communication using servlet, i tried this servlet program.. it will not work can anybody suggesting me... [CODE]import java.io.DataInputStream; import java.io.DataOutputStream; import java.io.IOException; import java.io.PrintWriter; import java.net.ServerSocket; import java.net.Socket; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; public class TestServer extends HttpServlet{ ServerSocket server; … |
| | Hi, I have a Jtable created in swing of which one column contains check boxes. What i want is a few check boxes on specific rows.And now in the entire column Any help! :) Also i donot know the row number at which i want the check boxes.That needs to … |
| | I've been rewriting a copy of the original Pokemon battle system in java. hered my current code: [CODE] private void opTurn(){ //Todo: opponents random attack does random damage, //misses, or causes a status effect //p.pause(005); wait(1) Action.setText("Tiffayoniton attacked!"); curPl -= 10; plCur.setText("" + curPl); } private void A1MouseClicked(java.awt.event.MouseEvent evt) { … |
| | I have the program working but with using ActionListener and ActionPerformed. Instructor wants it changed since it is not the clicking the button that triggers the application but entering in '-1' as a grade. I am lost on trying to change it as nothing seems to work for me so … |
| | ways to do random variables in array but not repeat , how i can do that? |
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