35,618 Topics
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| | Before you read this, please don't say how I could make this better, I've thought of it, or because of the circumstances, it's not possible. I'm having a problem where when I input a command into the Runtime class's exec function, it doesn't run. When I try the exact same … |
| | import javax.swing.*; class ch9reverse{ public static void main (String [] args){ int Character, count = 0; char letter; String Str; Str = "The gate to Java nirvana is near"; [COLOR="Green"]For this must print out the "ehT etag ot avaJ anavrin si raen[/COLOR] Character = Str.length(); System.out.print(reverseString(Str));  |
| | Hey guys I have this code snippet and I want to read from this file and print the contents of my text file (Transcript.txt) to the screen. I don't have any errors but when I run the program it prints "Display it to the standard output" instead of whats on … |
| | [B][I]This it only for people who are running a DUAL Monitor system.[/I][/B] I wrote a sample program to display what occurs. No matter which button I click on (Primary Display OR Secondary Display), the JOptionPane will pop up on the Primary Display. What I would like to happen is... If … |
| | I am writing a program that has a few requirements. Here is what it looks like the picture that I attached. [B][COLOR="red"]The first button is used to add (append) a record to a text file containing MP3 records.[/COLOR][/B] When an MP3 is added to the file, all text fields should … |
| | my objective is to implement an Java to HTML syntax highlighter. The program should works like this 1) It reads in any .java source code file 2) It parses the file for keywords, strings, numbers, etc. 3) It outputs HTML markup of the source code 4) When you open the … |
| | I'm trying to do some socket programming in java. what i have is, i've written this program to create a server and client on my local machine and make separate two threads for socket input and out put in [B]Se.java[/B] file. Similarly two separate threads for socket input and output …  |
| | I have to complete a project about employees and their jobs. The requirements include: Setting multiple jobs for an employee etc. etc. Two of the obvious classes I have for this are the Employee and Job class which hold individual employees and work like this: [CODE] private Employee[] e = … |
| | I'm currently working on a program which is pig Latin. It allows a user enter a sentence. The program would take the user input and change every word in to pig latin which it takes the first character of a word and add it to end of word with "ay". … |
| | Hello everyone, I am very new to asp.net and asp.net mvc as well. I am stuck with the following problem please help. I have the following javascript [CODE]<script type="text/javascript"> var allMarks = []; google.load("maps", "2"); var geocoder; var lat; function initialize() { var map = new google.maps.Map2(document.getElementById("map")); map.setCenter(new google.maps.LatLng(37.4419, -122.1419), … |
| | I am making an webpage where you get two random photos and you click using the arrow keys which one you like best and that one stays and goes on the versus the next random photo. I got it so far when you start the page it sets two random … |
| | I have four JFrames open in an application. I wish for one of them to be the base JFrame, and when one of the others is closed than everything except the base frame will dispose. How do I link the other three JFrames so that when any one of them … |
| | Hello people, I found a program on internet that reads 2 text files "maze.txt" and "randomMaze.txt" in which we can find *, space, S (for start) and E (for end). It resolves this maze by using DFS algorithm. My problem is that it does not run, it says there is … |
| | the main purpose of this application is to ask the user for head or tail and the output the numbers of guesses + the percentage of correct. Im having trouble with finding the percentage of correct. please help me fix this problem [ICODE] public class FlipCoin { public static void … |
| | Ok so I'm working on an assignment for my CS class. One of the methods needs to check that a string is a valid input and the easiest way is to use the .matches method. my method is [CODE] static boolean validateCourseId(String courseId) { boolean valid = courseId.matches("^CS [1234]\d\d\d$"); return …  |
| | [CODE] import java.util.SortedSet; import java.util.TreeSet; ..... ..... ..... private SortedSet a = new TreeSet(); [/CODE] How will I represent that on a uml diagram since it's a sortedset and a treeset? |
| | im trying to display 10 rows in a table. it workd fine upto displaying 10 records but im not sure how to add logic to go to next page to view next 10 records. below is my code; [CODE] <p><h1 class="TextHeading1" align="center">Search<a name=<%=outerKey%>><%=outerKey%></a>Result:</h1></p> <table class="TableBackgroundDB"> <% int limit = 10; … |
| | /** * @(#)dayau_0.java * * dayau_0 application * * @author * @version 1.00 2009/9/28 */ public class dayau_0 { public static void main(String[] args) { int num = 30; String AnsHex = ""; AnsHex = DectoHexDec(num); System.out.println(AnsHex); } public static int DectoHexDec(int x) { String result = ""; int remainder … |
| | i have been asked to create a method that is capable of inserting a "Person" class into an ArrayList of persons. but all it says is that the types are incompatible. starting to think that the add method might not work in this situation. any advise would be greatly appreciated! … |
| | Okay I am fine tuning my program and would like to have a new JOption Message appear when a particular input is caught and have the exception message thrown. I am trying to get my input to come from my combo box but getting the cannot find symbol message". Am … |
| | My mini project is dictionary.I have finished retrieving meaning for a word from MS ACCESS database.But now i would like to proceed with it by playing the recorded voice of the corresponding word.Can anyone help me out in retrieving audio file and playing it using Win media player?thanks in advance. … |
| | I'm wondering if someone can help me figure out my getAverageLength method in the following code: [CODE]package com.abc.text; public class StringProcessing { /** * Returns the number of non-null strings in the set. * If null or a zero-length array is passed in, then zero is returned. * If a … |
| | hi I want to implement this program correctly about plindrom like ( ara) is plindrom i try to writed code for non-recursivly but i didn't understand method CharAt () IgnorCase() [CODE] import java.util.Scanner; public class Plindrom { public static void main (String[] args) { String str; int left, right; Scanner …  |
| | I'm trying to create a program on NetBeans that allows me to load an image into an internal frame. Then I can click on the image and a box pops up, basically just like the one on facebook. Im done with the loading and image part. Now, I"m working on … |
 | [B][U]1.User.jsp[/U][/B] [CODE]<form action="register" method="post"> First Name : <input type="text" name="firstName" /> <br /> Last Name : <input type="text" name="lastName" /> <br /> Email : <input type="text" name="email" /> <br /> Username : <input type="text" name="uName" /> <br /> Password : <input type="password" name="password" /> <br /> <input type="submit" value="Register" /> … |
| | Hello! I am paypal ready to pay somebody 10$ to solve these three simple java questions. Will bump up the price if you are fast and persistent. 1. Given a String str1, write a segment of Java code that will count and print out the number of digits (0,1,2,3,4,5,6,7,8, and/or … |
| | Hi All, When I am trying to add a device, ibm the Datapower Managementperspective in Eclipse tool getting the below error. Updating version information - Error cause:java.security.NoSuchAlgorithmException:IbmX509 KeyManagerfactory not available Any idea, about this error. We are not getting any clue on this error. We added the certificate to the … |
| | [CODE]package aster; import java.util.*; public class master{ public static void main(String[] args) { ArrayList<Object> arl=new ArrayList<Object>(); Integer i1=new Integer(10); Integer i2=new Integer(20); Integer i3=new Integer(30); Integer i4=new Integer(40); String s1="tapan"; System.out.println("The content of arraylist is: " + arl); System.out.println("The size of an arraylist is: " + arl.size()); arl.add(i1); arl.add(i2); arl.add(s1); … |
 | [CODE]import java.io.*; class avlnode { public int data,bf; public avlnode lchild,rchild,parent; } class avl { avlnode root=null; avlnode p=null; avlnode prev=null; public void insert(int ele) { avlnode temp=new avlnode(); temp.data=ele; temp.lchild=null; temp.rchild=null; temp.parent=null; p=new avlnode(); prev=new avlnode(); p=root; if(root==null) { root=temp; } else { while(p!=null) { prev=p; if(p.data>temp.data) { p=p.lchild; … |
| | Helo Friends, I have 1000s of image files(jpg/png) which I want to get compressed so as to reduce the file size. Quality can be compromised a bit. I want to know, is there any way in java by which I can get the image compressed? I found a code on … |
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