32,199 Topics
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| | haii.. [B]do anyone know any garbage collection command for java.... did we have to did that command for all object or will be done collectively?? [/B] thank u..... |
| | i have one small application for bank in java. i run it from command prompt. now i want that , when i run my programm from cmd prompt, 4 instances of it should run on 4 different cmd prompts. they should be related to each other. if i open one …  |
| | i have a problem in getting the required display in barchart my intended display is year91 -------------- 110 but i get a display as year91 -------------- year91 can anyone please let me know what is wrong in my html file or java code. [CODE]import java.awt.*; import java.applet.*; public class BarChart … |
| | I'm having trouble getting my program to compile. I have to add the method equalStack to the class StackClass that takes as a parameter a StackClass object, say otherStack, and returns true if this stack is the same as other Stack. When I compile the program I get lots of …  |
| | I need code for developing "schedule alert system in java", this is my nano project in my course. I need the help, in this application , i need to --> get the name and date from the user --> process the data --> Trigger an alert during the time mention … |
| | alright here is the background, i am developing a turn based war game with hit points, attack points and all that, i was just wondering if you could have a look see at my UML diagram to see if it looks alright ? If not then any improvements would be … |
| | class bubbleSort1{ public static void bubbleSort(int[] x) { int n = x.length; for (int pass=1; pass < n; pass++) { // count how many times // This next loop becomes shorter and shorter for (int i=0; i < n-pass; i++) { if (x[i] > x[i+1]) { // exchange elements int … |
| | Hi, All I want to write a programme in java in which i accept email address and password of any mail account . if login name and password match i want get all the email id of his friend from his account. so i want basic information or flow how … |
| | Okay ive started doing my UML but i was just wondering with regards to instance variables. i will try and explain it as best as i can but im a complete noobie to be honest. with regards to my last post as i am implementing a program in java of … |
| | Is someone willing to help me with this problem? I am new to java programming, have read lots of material but have not been able to put it together. Any help will be much appreciated. thanks, Sandawg |
| | Hi all, I hope you can help me as I am pretty desperate now. I've been trying to add contents of a linkedlist to a JTextArea, and it's not letting me. I know, it might be a little simple, but any help would be very much appreciated! I'm using TextPad, … |
| | Hey, im a really noob at this, but I need some help with this question. I've got to complete this in order to progress to my second year although im not doing programming and will not need it in the second year. The question is as follows: Given a list … |
| | hi guys how to achieve a goal like this in java programming: when i click a button it prompt me a browsing window to locate some file(s) or folder(s)... basically i need a specific function... any help will be appreciated best regards |
| | Hi Why the variables are stored in stack and objects are stored in heap... may i know the exact use of heap... thank u  |
| | i have aproblem with creating java code for a screensaver e.g a moving bus across the screen.please help me do it |
| | [code] if(!getEmail().matches("^[a-zA-Z][\\w\\.-]*[a-zA-Z0-9]@[a-zA-Z0-9][\\w\\.-]*[a-zA-Z0-9]\\.[a-zA-Z][a-zA-Z\\.]*[a-zA-Z]$")) { errors.add("name",new ActionMessage("email.invalid)); } [/code] Do not FULLY understand the characters starting from '^' .... |
| | Hi there, I am currently working on project for my school. It is supposed to be a JSP web application that should read data from databases and my instructor told me that it would be fine to implement RRDTool for graphs. I use NetBeans IDE and found 2 things related … |
| | HI ALL, My requirement is copy the files from one location to Other location. Is it possible with JAVA?? Please provide some guidelines on that.  |
| | For: Sum = Var1 + Var2 Difference = Var1 - Var2 Quotient = Var1 / Var2 Product = Var1 * Var2 What Exponent = ? Thanks in advance...  |
| | Hey guys. I've been programming in java for about a year now but I've just recently been learning socket programming before my last semester of my computer science class. I have to do a project and I was thinking about making a client/server program. I've landed on making an instant … |
| | I m new to java. I need help What are the software/component used to compile Java program? What are the editors used to write Java program? What are the software/component used to write Java program? What are the software/component used to execute Java program? |
| | hello guys iam new in this forum and comunity can you please help me with my code? i must input a string or name depending on how any time i like and out u it at the end but my code only ouputed the last name i enetered and it … |
| | Hey all I am making a simple text editor, it is my first project and I have got the text area all set up but i have now tried to add a menu bar which will hold the File>Save,Open,exit etc... I have created the menubar and added one menu item … |
| | Hello, So I'm following this tutorial ([url]http://www.csharp.com/javacfort.html[/url]) to learn how to link java with C and I want to be able to link java to two C programs (one for linux and one for windows). How do I create a java class that figures out what OS it's on and … |
| | Good day!! I was observing this class doing their laboratory exercise on java. We are of the same professor that is why I had this instinct that we will be doing the same exercise on our class too. They were asked to do this: ->Make a class that has the … |
| | Hi all..... i want to make connection between pc and mobile via bluetooth using java, and i want to send/receive text between them plz help me to do this thx :)  |
| | I have two files, an application file and a class file. While they both run without errors, the application file returns a null when I run it. Here are the two parts that dont seem to work? Can someone tell me waht I am doing wrong? App file code: Invoice … |
 | Howdy, Im getting the "'.class expected" error and I dont know what to correct. The code is [Code] import java.io.*; public class TeamHeight { public static void main (String[] args) throws IOException { double[] height = new double[11]; double sum = 0; System.out.println ("The size of the array: " + … |
| | This is due Sunday, and I still do not have all of my errors out of the way to see if it runs correctly. Please help I am down to 16 from 20. Errors: ompiling 1 source file to C:\NetBeansProjects\SCHOOL1\JavaApplication55\build\classes C:\NetBeansProjects\SCHOOL1\JavaApplication55\src\javaapplication55\Inventory6.java:146: ')' expected getProductName(), getProductNumber(), getBaseAmount(), getBasePrice() getProductYear() ); C:\NetBeansProjects\SCHOOL1\JavaApplication55\src\javaapplication55\Inventory6.java:146: … |
| | Hi, I have a swing app where I am using (among other things obviously) an editable JComboBox and a jButton. when the JButton is clicked, it does some processing and uses the value in the JComboBox as one of it's inputs. I'm finding that everything is fine when: - The … |
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