31,001 Topics
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| | I seem to have done something wrong, but I can't figure out with it is. Everytime I compile I get the error `"reached end of file while parsing"`. Can anyone help me find where this error is? public class ElectricBill { private double k; private boolean s; public ElectricBill(double pKwh, … |
| | Hi all, I've written a Java programme with a while(true) loop. Within this while loop, it's a whole lot of process which runs indefinitely (because I'm doing some image recognition and doing some genetic algorithm testing.) I first tested it in NetBeans, by clicking on 'Run'. Everything went well, but … |
| | i am new to java networking. my client program is giving an error `"Couldn't get I/O for the connection to:192.168.1.2" ` in the below program.will u please help me.and 192.168.1.2 this is my local machine. code: import java.io.*; import java.net.*; public class client1 { public static void main(String[] args) throws … |
| | Hello, In my application, as a result of P2P communication, I receive a String object, which is the serialized representation of a Hashtable. Can I somehow recover my original object? I've never done such thing before, and I couldn't find any example which would help. Thanks in advance, Chaster |
| | Hi all, I'm a beginning CS student and am working on an assignment today and am hoping someone wouldn't mind checking my work. I've typing out each assignment problem followed by the code I wrote. Also, please note I'm not required to write complete methods just the code for the …  |
| | Hi All, I need a bit of help with a java Dots and Lines game i am developing, Similar to the Dots and Box game. I have laid out the Dots with the two colours blue and yellow which change accordingly. I now need to draw a horizontal or a …  |
| | Hi, does anyone know how to read the specified line from a text file? And by create a program, we can load what is write inside the text file and read line by line to show at the program. Does anyone have idea on it? Thanks and regards Rainny |
| | Hi, I am new to java and want to play around, I want to make a program that takes in input of lets say 5 numbers, and displays them separated by a space. For example I would enter 12345 and 1 2 3 4 5 would be returned. this is … |
| | I compiled my remote interface and bean class successfully using jboss-3.2.5 and java 1.4.1. But, the home interface did not compile. It gave me the following error instead: --stockhome.java:7: cannot resolve symbol --symbol : class Stock --location: interface ejb_example.stock.StockHome --Stock create() throws java.rmi.RemoteException, javax.ejb.CreateException; --1 error Thanks. JNORA  |
| | Thank you for the quick reply . I am having problem with deploying web application in Netbeans 6.5 with Tomcat 6.0. I have all the services running of Apache server and also have configured it with my project but it is giving "the requested resource not found error" in my …  |
| | help needed..... i trying to write a c compiler in java but im a newbie in compiler design....... i know the phases of compiler is there any classes in java for implementing these phases?????? is there a source code for c compiler written in java?????----open source thanks in advance  |
 | I am in the process of designing a game implementation in Java, and without much experience with GUIs past swing applications, I am not quite sure where to start with this. The game I will be implementing can be seen and played here: [url]http://www.pentago-online.com/[/url] In other words, it is board …  |
| | Hi there, I was wondering can i create a jsp page, and ejb3, how does the jsp pages interact with the ejb3 classes? can ejb3 classes, jsp pages be packaged in war instead of ear to be published to the server? |
| | hi there i need to make a program that the user using comboboxes chooses the number of guesses and and range of guesses they are allowed using a GUI that looks like this: [url=http://smg.photobucket.com/albums/v321/Howrandom/?action=view¤t=Untitled.jpg]http://smg.photobucket.com/albums/v321/How...nt=Untitled.jpg[/url] i have made all the buttons etc and for the range combobox have used the code: …  |
 | Hi guys, I am trying to execute a .jar executable within a java file but nothing happens, no errors, just nothing in general! [CODE=java]public void executeCmd(){ Runtime run = Runtime.getRuntime(); try { Process proc = run.exec(cmd); } catch (IOException e) { //sendmessage saying there was an error } }[/CODE] |
| | I am trying to create a system where it has a number of queued slots and it accepts X incoming services. Now each service arrives/departs at different times so i could have one arrive 10 seconds from now and departs 20 seconds after arrival while the one after that could … |
| | When I run my code i get this error Main.java:44: illegal escape character y = news.indexOf("<\description>"); It points to the \d part and I cant seem to use this in the indexof function but I need to search for that exact string is there anyway around this?  |
| | Hey guys, I am trying figure out a way of updating my program. Since I am a newbie to programming I have no idea where to start. My first idea was to download a new jar, launch it, kill the old app, and then delete it with the new one … |
| | I am trying to write a program that in it I have to search through some text and to find something and I dont know where to start I have some text in a String and for example I need to search through it and store everything between <title> and … |
| | Hi, Im trying to make a media player in Eclipse. Its just a simple thing not an advanced one but i cant get it to work. I have looked at some examples and tried to create a simular version. I could really use some hints on how to make it … |
| | Hi. I want help to connect my web application to my MYSQL database and to extract only specific column to return its values to my application Also I want to know is there any specific filter in java that will allow a crawler to crawl only a collection of URLs … |
| | i want to Write a program to download a website from a given URL. It must download all the pages from that website. It should take the depth of retrieval from the user input. All the files/pages must be stored in a folder. plz give me solution for this as … |
| | Hi, I got this code from My trainner.He asked me to debug.I tried my level best to debug. but still it shows the K meanspoints class needed error. This alone i could not solve. I also tried with vector class, but it shows error. please help me. [code=java] /* Implements … |
| | /* Problem statement... You go to a wedding reception, and there are a lot of people. All of these people 'know' the bride or the groom in some manner. Additionally, a lot of them may know each other in one or more manner. For example, let's take Ann and David, … |
| | I have a program that is supposed to draw circles every twentieth of a second every time a button is clicked. When the button is pressed, a function is called and a for-loop is executed 25 times. Within that for-loop, [ICODE]repaint ()[/ICODE] should be called. Within the [ICODE]paintComponent[/ICODE] function, random … |
| | Hello everyone... Im really lucky to find this site..I have been struggling hard to start of my project, thats when my friend refered me to this site.. My project is basically a kind of search engine.. I have collected all the software required for this.. NOW MY PROBLEM IS IN … |
| | Hello, I am trying to design an application that creates an array of 10 circles, each circle having random left top and radius values. Then i want to print out the values of each of the 10 circles in the array in a table format. I have 3 classes, Circle … |
| | Hi I have the following classes: Home.java Away.java Other.java In Home.java i have a declaration like: [CODE]private Away away; private Other other; other= new Other(AN ARRAY); away = new Away(AN ARRAY , other); //where AN ARRAY is just an array, and other [/CODE] I then have code to pass AN … |
 | Hey y'all I'm making the first steps into java from VB. I'm reading a book about how java works and I'm only a few chapters in. Just so you know how 'fresh' I am, I managed to write 2 classes, one main and another one, I passed a int to … |
| | I am trying to write an applet that receives 2 inputs from a user then opens a window and displays the 2 numbers that were input, along with a message of either "the numbers are equal", or "this number is the largest". My problem--my program never returns "the numbers are … |
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