Java Forum

I am using Jquery Datatable Editable. I wanted to know if it is possible to make a cell editable based on a condition. For example if my data is rendered this way, Key text 1 Help 2 Choice

How would I rotate an image, in place, on canvas? I have an image at location (x, y) facing North (represented by: static double NORTH = 0.0) and want to turn the image to face the new location when a motion press occurs at (x2, y2). Given the starting direction, x and y coordinates, how could I achieve this? I have seen algorithms using...

I want to call C program from java. Pravin Mangalam

Please Suggest Me from Where i can Start writing code for interrupt handling in c/c++ pravin mangalam

import java.awt.*; import javax.swing.*; import java.swing.JFrame; public class DisplayMouseCoordinates extends JFrame implements MouseMotionListener { JLabel displayCoords; public DisplayMouseCoordinates() {

public class Test { private double test1 = 0; private double test2 = 0; private double test3 = 0; private double average; // private double TestScore; {

How do i download attachments? via imap

First part having no trouble with this public class CarRental { private String name = ""; private int zipCode = 00000; private String carSize = ""; private int daysRented = 0; private double totalFee = 0.00; private String chauffer = ""; double chaufferFee = 0000.00;

I'm Developing a Hospital Management System Application using: Java,MySQL,Crystal Reports. Since this application will run on network environment, then there will be multiple users who connected to my database server. The idea: - I would like to make the application in 3tire mode - Client connect to the server, server Query the database &...

How to Connect the database oracle 10g and manipulating all tasks in java in user friendly

Exception in thread "main" java.lang.NoClassDefFoundError: showversion Caused by: java.lang.ClassNotFoundException: showversion at java.net.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(Unknown Source) at...

i am new in advanced java technology and i am getting confuse myself struts tags are used in the front face of the page and also struts.xml file is work in background so what we can say its front end or back end. and same like hibernate is used to create database tables means its back end or other. plz tell me.

I have retrieved the url link from the database in a text box .Now I want to make the retrived url to be a href link . How can I achieve it. My code is below: <%@page language="java"%> <%@page import="java.sql.*"%> <table border="1"> <% try { Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();

Hi everyone, I have a java method public static String circleRelation(double x1, double y1, double r1, double x2, double y2, double r2) that - given two circles in the plane - will decide whether those circles (1) encircle each other, (2) intersect, (3) touch or (4) are totally seperate. The method returns a String which describes the...

I'm trying to draw a rectangle on a canvas in my own View: public class CustomMainMenuDrawView extends View { Paint paint = new Paint(); public CustomMainMenuDrawView(Context context) { super(context); paint.setColor(Color.BLACK); }

i want to get correct output: public class Temperature { private String myScale; //valid values are "F" or "C" private double myDegrees; double celsius; //default constructor

I need a help on how can I draw applet that look like how with two windows and one doors

I am writing a program that will print values that are divisible by 2,3,5 and will not print values that are divisible by 7 or 11. I've managed to get my output to print all the correct values but in one long row. Any tips how to break this massive row into rows of 20?

A few difficulties with the below programme import java.util.*; public class Gautam{ public static void main(String a) { Integer iray={1,2,3,4,5,6}; Character bang={'G', ' ' , 'A',' ' ,'U', ' ' ,'T', ' ' ,'A',' ' ,'M'}; Float Fk={1.0f, 2.0f, 4.0f};

what is the difference between core java and Java EE or enterprise edition ? Whats is it that you can do in one that you can't do in another ?

public static IStructResult coercionToStruct(IAbstractQueryResult res){ IStructResult s=null; s=(IStructResult)res; System.out.println(s.toString()); return s; } how do i make a coercion ?

I want to insert data from Text box to oracle database ,so in my HTML where there are text box (and 3 Buttons-New ,Update and save)so when i click any of three buttons it takes me to redirectServlet , and from this servlet I want to again forward my page to insertServlet(i.e When I click NEW Button) ,but I am getting 404 error . May be my logic...

I want to update my oracle database column from a text box ,so whenever I input some text value in the text box and click UPDATE button the database field should be updated . I have a drop down menu also ,so when ever I select the drop down and enter in the text box that field should be updated. I have written the code but its not working ....

@Override public IAbstractQueryResult pop () { return lifo.pop(); } In main IAbstractQueryResult resLeft = qres.pop() here i get empty stack exception Thank YOU

for(String x: s) System.out.printf("%s" , x); Why is "%s" used here ? :((