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 | Hello everyone, I need to pass some parameters from my servlet to my JSP. I am able to access 2 of my parameters from the request object, but one of them is returning null value. Here's my servlet snipet: request.setAttribute("selectedA", aBook); request.setAttribute("selectedB", bBook); request.setAttribute("book_ref", book_ref); logger.info("book_ref = " + book_ref); … |
| | I am a regular user of Rapheal javascript library to generate charts on web pages. Now am forced to use Rapheal with eve and require javascript so that the generated chart can be modfied according to clink events on web page. Any idea to make Raphael work with require.js and … |
| | I am working on a dynamic project for my own but struggling to create an article. The idea is that one registered user can publish an article with an image . <%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %> <%@ taglib uri="http://java.sun.com/jsp/jstl/sql" prefix="sql" %> <!DOCTYPE html PUBLIC … |
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Cookie problem Hello i am trying to use cookie at my site. I used this code for set the cookie try{ Cookie cookie1 = new Cookie("thesiteid", Integer.toString(site_id)); cookie1.setDomain("localhost"); cookie1.setPath("/"); cookie1.setMaxAge(24*60*60*365); response.addCookie(cookie1); System.err.println("Set cookie"); } catch (Exception e){ System.err.println("Error in creating the cookie: "+e.getMessage()); } The problem is that is not working at … |
| | hello, i m trying to call java function from javascript. i want to pass js variable as a parameter to java function. pls anyone help me how can i do that..?? thank you.. |
| | Hi guys i m doing an EJB project on Library Management using NetBeans Out of which the first Step create a "CREATE ACCOUNT" page & get all the details from User & store it in Database. Using JSP for this. Everything is created, but when i try to Click Submit … |
| | Hello, how can copy and save the console message to a file using logger. i try this :[Click Here](https://friendpaste.com/6FWNg0QIzY7DoPXisOyqpv) but it's only saving warning and info messages to my file. thank you |
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upload file hi i want to upload an xml file from my computer to a server but i donot know is there is a website that do that i want to do it for test purposes but my server is not ready yet and i need to make sure that the program … |
 | Hello fellows! I have question. Iam doing some project to my school and I have small problem. I have chart (iam using jfreechart) in Chart.java file and after user is loading to his profe he should be able to push button and chart wit his statistics should appear. My problem … |
| | I need the algorithm not the code . I am on a project where I should not use any third party libraries other than java sdk. I am supposed to convert a text file to an xml file. I know that there are SAX parsers and DOM parsers available and …  |
 | HI all, I was looking at this program and noticed few things: import static java.lang.System.out; public class Employee { private String name; private String jobTitle; public void setName(String nameIn) { name = nameIn; } public String getName() { return name; } public void setJobTitle(String jobTitleIn) { jobTitle = jobTitleIn; } … |
| | I have this singleton class public final class MySingleton{ public static MySingleton singletonInstance; private MySingleton(){} static{ singletonInstance=new MySingleton(); } public static MySingleton getInstance(){ return singletonInstance; } } I wanted to know is there any other simpler and better way of creating a singleton instance?  |
| | hi friends. i need a help how to enable and disable multiple textboxes corresponding a button click belwo i will show u the image  when i click the check box i want to enable these text fields.. hw it possible please provide a sample codes or give me … |
| | I know that java.long.String is an immutable class. I need to know different ways on to how create an immutable class in java. What are the pros and cons of immutable class |
| | How do I refer to a file that is in the following directory in Java web app: ***webapps/WEB-INF/myfiles/filename*** I have read that this has got to do with relative paths, but I do not understand how to do that. |
| | Hi, I have a jsp file which call java class file function passing connection as a parameter all was working fine once but when i changed few code in java file and compli it complied successfully but jsp file still giving previous class function output. I am working on amezon … |
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JavaBean problem I am trying to test [this](http://www.tutorialspoint.com/jsp/jsp_java_beans.htm) code but unfortunately I get `Can't find a method to write property 'age' of type 'int' in a bean of type 'test.StudentsBean'` error. But when I change age type to String and also its getter and setter methods it works well. Can anybody tell … |
| | ***Can you help me to write a java program to evaluate a mathematical expression written in a a Prefix Order ?? *** |
| | I am confused "HOW to make a series of numbers in reverse orDer In java" I got the basic idea but i cannot join them together ...in this program compUtter Will identify weather input is binary or decimal .i am unable to make computer identify numbers in.please help wit Java … |
 | Hi everyone, I have a project that creates a Train that pulls Boxcars. The boxcar is supposed to be generic type and have attributes such as load that adds only a specific type of object to the boxcar. The train is supposed to pull all boxcars created. I have written …  |
| | write java programme, using DO and WHILE to approximate 22/7 (pi)= 4-4/3+4/5-4/7+4/9-4/11+4/13.. |
| | (netbeans latest, windows 7) So, from what I understood, once I start a servlet program the html page with a form in it loads and I can debug the program only when I click the Submit button at the end of the form. if the form is doPost then by … |
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sorting strings I need to sort these strings in order and I have changed the code of my program which use to sort integers and now I need it to sort strings and I cannot get it to work, any help..... import java.util.Scanner; public class Strings { // -------------------------------------------- // Reads in … |
| | hey guys so i am having a problem in my assinghmnet . i am making a text file and it has to import to java and make a table from the text file . so there is what the txt file looks. 3 // this should be the rows 1,2,3, … |
| | [CODE] <tr> [B][U]<td><a href="inbox.jsp" ><%=rs.getString(1)%></a></td>[/U][/B] <td><%=rs.getString(2)%></td> <td><%=rs.getString(3)%></td> </tr>[/CODE] See lines in Bold.....after i click it has to set session variable with value reterived from <%=rs.getString(1)% >based on which i am going to display particular contents in redirected page |
 | Hey everyone! So I want to make a simple console based chat client as my first java project (ambitious I know) so here is what I have brain stormed as to What this program will entail (Let me know if I missed anything. * Cases (to handle arguments such as … |
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Output file Hi. I'm writing a program that reads information from three seperate classes. public class Animal { protected int id,animalTotal; protected String type; protected double mass; //------------------------------------------------------------------------ // Sets up an animal with the specified ID number, type and weight. //------------------------------------------------------------------------ public Animal (int animalID, String animalType, double weight) { id … |
| | I am new to sybase. I came to know that i can take contents of a sybase table into a text file using an option called BCP Can anybody here explain how to use BCP in sysbase |
| | Hi, I am currently making an assignment for JAVA, but I get stuck at the following. I need to make a simulation of a shop where a customer puts objects in his "basket" and with that basket you go to the checkout counter. Now we have to make it possible …  |
| | I have this assignment for my java class, it runs fine, but the professor wants us to incorporate a private gradeExam method, which I don't know how it work fit, since I cannot call it from the DriverTest class which contains my main. package project6; /* A demonstration of how … |