36,051 Topics
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| | Here is what i currently have; the instructions are a bit vague so i am confused on what to do beyond this...any help will be tremendous! This is my 2nd week in java so please understand i am not an expert [CODE]public abstract class TestQuestion { protected String question; protected …  |
| | hi all ! In my web application for bus ticket booking i want to use session. Here i m describing the flow of my application briefly------------ (1) My first jsp page is index.jsp and after submiting this page it will go to servlet SenndBusInfo.java for processing. Here i am creating … |
| | hi! How to get session object so that it can be used as Double. |
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| | Hi, I m working in jsp project in which I have problem is, Whenever click on different images then some values entered in input text and here I want to when I clicked again any some image that particular value removed from input text. Thank's in advance  |
| | hi ! please tell me how to navigate from 1st record to last record and also from last to first record of database using JDBC , Servlet and jsp. please help me by sending full source code for that. thanks :)  |
| | Hello DaniWeb kings and queens - Here is a simple jquery .animate block here's the code: [CODE] <!DOCTYPE html> <html> <head> <title>TestingJ</title> <meta name="description" content="Mseed Web Design" /> <meta name="keywords" content="web design, programming, scripting" /> <meta name="author" content="Eric Karen" /> <meta http-equiv="Content-Type" content="text/html;charset=UTF-8" /> <link rel="stylesheet" type="text/css" href="/css/global.css" /> <script …  |
| | Hi is it possible active touch support on high level item`s(form , list , ... ) ? thanks |
| | hi.. Is it ok to add more than 10 attributed on session object or it will slow down my application? |
| | pl help me I want Single File Database: Develop a student record management program, which uses single file as its database. It is not supposed to create additional files at any part of the project and should never rewrite total content. |
| | Hi,I'm a beginner to Java. Can anyone help me? I want to know how a textField to be displayed above a image(like acting as the background of that textField). |
| | Hello, I have a class that pulls account numbers from valid_accounts.txt and is supposed to take each number and put it into an array. In my driver program, I should be able to call the method of the class that pulls the information and populate it into my array created …  |
| | Write an application to simulate the rolling of two eight-sided dice (eight-sided dice are used in various role-playing games). The application should use an object from the class Random to roll the first die and then again to roll the second. Each die can have the values of 1 to … |
| | Good day everyone! I have a program that I need to modify so that it reads a list of valid charge account numbers from a file. Currently the list is in an array in the program. I am also attaching the text file(valid_accounts.txt) that it needs to read from. [CODE] … |
| | hey... hi there .. i m currently using NetBeans for creating A simple desktop application in java,,,, so in the registration page.. i m getting some errors my code is import java.sql.*; import java.lang.*; /* * register1.java * * Created on September 7, 2010, 10:59 AM */ /** * * … |
| | For those that want to directly execute a .class file in a command prompt window. Here is a way: Create the following batch file. Use the Windows Explorer Tools to add a commandline for the .class file: C:\BatchFiles\ExecClass.bat "%1" Give it a name like: Execute class file The batch file … |
| | hi all ! i have installed eclipse through internet on my PC (OS : ubuntu) but there is no any option in eclipse to create web application using java. Please help. It's very urgent. Thanks! :) |
| | Hi guys, I am starting my project and thought You pple could give a hand.I want to develop a stand-alone [I]real property management system[/I]in Java (netbeans platform)...I have some problems in [B]design and content of the system[/B].I would greatly appreciate any assistance on the same ..no of databases(mysql),forms and such..(design) … |
| | The following assignment would work [CODE]float a=3;[/CODE] But the following won't :[CODE] Float a=3;[/CODE] Shouldn't 3 be automatically promoted to float (as widening conversions don't require an explicit cast) and then Boxed to Float type ? Is it because of a rule I read in Khalid Mogul's Java book ? … |
| | Hi! Please, explain me why JTextField: txtFirstName and JTextField: txtLastName are not visible on my JPanel: panfortab?! I can see only JTable: tableDetails. [CODE] private void createBaseRight() { JPanel panfortab = new JPanel(); panfortab.setBounds(330, 150, 650, 795); panfortab.setVisible(true); panfortab.setOpaque(true); panfortab.setBorder(bord); FilterClass fc = new FilterClass(); fc.setVisible(true); panfortab.add(fc); pan.add(panfortab, "Right"); // … |
| | i am doing a problem.the problems was that what do the following code prints class printing{ public static void main(String[] args){ for(int i=1; i<=10; i++) { for(int j=1;j<=5;j++) System.out.print("@"); System.out.print(""); }} This code prints infinte "@" and after some second the printing starts to slow down. when i do through … |
| | Hello, I can't seem to get this program working. I was asked to write a program that merges two files that contain polynomials. To merge two files, the input files must be in sorted order. The merge operation repetitively selects the smaller value from the two files. When two sorted … |
| | hello friends, this is my attempt to execute an external cmd file through java and get the output printed to a text file while the program is running (not after the program has ended), since I need to do some real time manipulation for depending on the program output. [CODE] … |
| | Hej guys! I have a little problem with layouting Swing components. I just need to add JTree: tree to the UPPER corner of JScrollPane: scrollpanesearch, and 4 buttons to the BOTTOM corner. What I have now is JTree: tree on the LEFT, and 4 buttons on the RIGHT (see Figure … |
| | I am create one program that contain two combo boxes. If first combo box i am display all date. If i select one date from first combo box then the second combo box display some dates based on first combo box select date. Here is my full program [CODE] import … |
| | I can't seem to figure out whats wrong with my logic for the is it a function or not area. I used the following given test with the correct output: f(1) = 1 f(2) = 4 f(3) = 3 f(4) = 1 f(5) = 1 This function is a valid … |
| | Hi all, I am student and in two days I gine exams Java. I need your help to understand the below exercise. I have to explain all the lines from class RunParent [CODE]class Parent { double value = 0; public Parent() { value = 1.0; System.out.println("Parent value " +value); } … |
| | hello team, i have a problem with accessing previous url in jsp. let suppose i am at page1,and a link in pagr1 will redirect to page2, i have to access the previous url which is in that case page1. any help thanks in advance. |
| | How Can I make a multiplication table from 1 to 12 in java? |
| | hi i am a begginer in java and i neeed help in completing this program... |
| | Hey guys, wasn't sure where to post this but i posted it in both categories. Converting the for loop is probably the most confusing for me especially the arrays. Hope you guys can help me out, thanks. [CODE] #include <iostream> using namespace std; int main() { int Function[10][2] = {0}; … |
| | Hey guys, wasn't sure where to post this but i posted it in both categories. Converting the for loop is probably the most confusing for me especially the arrays. Hope you guys can help me out, thanks. [CODE] #include <iostream> using namespace std; int main() { int Function[10][2] = {0}; … |
| | This is my array: pieces[2][1]=new Pawn("Bpn1"); pieces[2][2]=new Pawn("Bpn2"); pieces[2][3]=new Pawn("Bpn3"); pieces[2][4]=new Pawn("Bpn4"); pieces[2][5]=new Pawn("Bpn5"); pieces[2][6]=new Pawn("Bpn6"); pieces[2][7]=new Pawn("Bpn7"); pieces[2][8]=new Pawn("Bpn8"); pieces [1][1]=new Rook("BR1"); pieces [1][2]=new Knight("BN1"); pieces [1][3]=new Bishop("BB1"); pieces [1][4]=new King("BKing"); pieces [1][5]=new Queen("BQueen");; pieces [1][6]=new Bishop("BB2"); pieces [1][7]=new Knight("BN2"); pieces [1][8]=new Rook("BR2"); pieces[7][1]=new Pawn("Wpn1"); pieces[7][2]=new Pawn("Wpn2"); pieces[7][3]=new Pawn("Bpn3"); … |
| | I am reading code out of a txt file which contains text in this format.. [text file] Name of Project Experiment One cows, dogs, pigs, horses, sheep, goats 1,1,1,1,20,10 cowweight,dogweight,pigweight,horseweight,sheepweight,goatweight 560,50.5,54.3,641.1,35.4,42.5 deer,elk, moose 2,4,5 etc... [text file] I am trying to read in the numeric values to use for a … |
| | Simple assignment - create a java program to print j a v v a j a a v v a a j j aaaaa vv aaaaa jj a a v a a I'm using a 2d array rather than escape characters and print sequences but can anyone thing of a … |
| | HI, I am currently working on a project to develop a webpage using jsp. I need to include some css properties in the jsp file. But it doesnt work even though I am not getting any errors. My jsp code is [CODE] <% String captcha = (String) session.getAttribute("captcha"); String code … |
| | Hey guys, I need some help with this code I have. I'm running into several issues at the moment. 1 - I don't know what bitwise operators to use for finding the difference of A and B 2 - When the Union and Symmetric Difference calculate, the outputs aren't displaying … |
| | [CODE] FileInputStream fs = new FileInputStream("/opt/Abhishek/software/tomcat/webapps/AMS/listpass"); DataInputStream in1 = new DataInputStream(fs); while (in1.available() !=0) { String str1=in1.readLine(); StringTokenizer st1 = new StringTokenizer(str1); String node=st1.nextToken(); if (node.equals(sports[i])) { String pass=st1.nextToken(); out.println ("<b>"+sports[i]+" <b>"); out.println("**Your Required Password**"); out.println(pass); out.println("<br></br>"); [/CODE] Hi , I have a text file (named listpass in the above … |
 | Hi, I just installed Tomcat 5.5 and could see the default index page (with images missing) Upon running the sample JSPs, I get the following- HTTP Status 404 - Servlet default is not available In the logs, I can see a Root Cause saying something like- "java.lang.NoClassDefFoundError: org/apache/naming/resources/Resource" Basically, I … |
| | Hello, i done syncml project...in nokia(all models) ,samsung its work fine...but in sony ericson w395 ,i got error like file error,cannot install...how to figure out this ..please let me know its urgent..plssssssssss |
| | my friend:my name is gopal krishan..me and my friend doing project on j2ee.here we are using netbeans as a frontend,mysql as a backend and tomcat server.tell me from scratch how to use netbeans and mysql. |
| | Hi everyone, I'm in a situation where I would like to have a ServerSocket that listens on a specific port. However, if this port is already taken, I would like to listen on a different port. How can I advertise what port my Java program is listening on, so that … |
| | Hi I have to write a simple client server application using TCP sockets to implement a movie server application (for MPEG files) whereby clients can register to a main system (server) and then watch movies. The problem is I don't know how to send video files over tcp, can someone … |
| | Hello, How would I count the number of files in a directory? Thanks! |
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| | Hi I am very new to jsp. i have an XML file stored in a txt file. I am reading that XML file using Java and placing XML content into text area in a jsp page. my requirement is, when i read the XML file into jsp page text area, … |
| | Okay, We have a Laboratory Exercise that, asks a user to input his/her name and gives an output of its initial (from the input NAME). example: My name is Dani A. Ona and the output is >> D A O. My instructor said that I will use `CharAt()` ... is …  |
| | hello friends, I am running one _ant_compile.cmd through a java program,this is how i have done it, [CODE] File file=new File (path)//path is a parameter passed in Runtime rt=Runtime.getRuntime(); Process pr= rt.exec (" rundll32 SHELL32.DLL,ShellExec_RunDLL " + file.getAbsolutePath());[/CODE] so, as expected the _ant_compile.cmd gets executed, but after it's done before … |
| | Suppose B class inherits A. Then the following code works. [CODE]A ob; ob=new B(); [/CODE] but the following throws an ArrayStoreException : [CODE]A ob[]=new B[2]; ob[0]=new A();[/CODE] Is [B]ob[0][/B] a reference of type A or B ? In the first code, [B]ob[/B] was a reference of type A and therefore … |
| | hello I want too choose among c++ + qt + php and java for my programming language and platform please help me too choose best platform I want to choose a platform that has this features : speed, portable I am c++ programmer and familiar with java programming language i … |
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