31,001 Topics
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Before I ask the question I realize that selection of a programming language depends on the context of a problem at hand. Related to this I would like to know (if anyone) how many of you use which language for programming microcontrollers, embedded systems and even generally on PC. Here …
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Anyone played with the jxl API before? It's a tool for read/write access to Excel spreadsheets - a little bit dodgy, but it works. I wrote a piece of code for my brother using this a few months ago, and now he's starting to see a warning message, which is … |
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I'm working on an Image editor for a class project. I am stuck trying to display the image onto the panel with a button. My action listener is working fine. I don't know if the paint component is working right. help please. Here is my code for an Image Viewer … 
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[CODE][/CODE]hello can you help me please my program will generate error it says can't find symbol Class Node please help me hoping for your positive responds... here's the error... D:\SinglyLinkedList.java:16: cannot find symbol symbol : class Node location: class SinglyLinkedList private Node head; ^ D:\SinglyLinkedList.java:17: cannot find symbol symbol : …
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Hi all, What is the differnce between the xmpp server Vs jms.? Using jms we can perform the message transfer. Using xmpp server also we can transfer the message. Thank you, With Regards, Prem
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i need to know about inventory management system project through java? anyone cn help me plsss???????
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This is my EmployeeList.jsp <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@ taglib uri="/WEB-INF/struts-bean.tld" prefix="bean" %> <%@ taglib uri="/WEB-INF/struts-html.tld" prefix="html" %> <%@ taglib uri="/WEB-INF/struts-logic.tld" prefix="logic" %> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html:html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>List of Employee</title> </head> <body> <table border="1" cellpadding="1" cellspacing="1" align="center"> <tr> …
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Hi guys, For multi dimentional arrays, i know the amount of columns- 3. But I do not know the amount of rows because each input file has a diff. no. of rows(which can go up to a few thousands). So how do I make an array out of it? Thank …
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I have a program with arrays declared in the main function. However, when I want to use that array in my init() function, it doesn't work. May I know what must be done so that I can use my arrays in the init() function?
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import java.util.*; class Data { int num; String name; Data(String na) { name=na; } public int hashCode() { return 5; } public boolean equals(Object o) { if(o instanceof Data && ((Data)o).name==this.name) return true; else return false; } } public class Sandeep { public static void main(String[] args) { HashMap map=new …
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Hi all, I am trying to work out how to use the try and catch methods in Java. I am new if you havent guessed and I am wondering how I can change my code which searches for a particular user id which is inputted and when found it opens …
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hello frd i m a final year student and want to make a major project in java.please give some ideas and topics
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HI, I want to write a rss parser which parses the rss feeds so that I can extract the descrition part and the date and title of the feeds. I tried using the rss parser program RssParser parser = RssParserFactory.createDefault(); Rss rss = parser.parse(new URL("http://rss.ireport.com/feeds/oncnn.rss")); rss.getChildren(); Channel c=rss.getChannel(); but I … |
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I just wanted to demonstrate a quick point regarding Constructors & inheritance. Look at these two classes and think about what you might expect to see after the main method has run. Notice that ClassB is a subclass (inherits from) of ClassA. So, what do we expect the output to …
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Is there any advantages to make web site using JAVA? I think PHP is much bettter to use.
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This question is more from curiosity than necessity. I've been playing with the Java2D API, and I noticed a weird quirk with using Active Rendering. The Graphics 2D object doesn't appear to do anything the first time I use it. My code basically looks like this (I know it isn't … |
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I am trying to connect objective c application to Java.. I am relatively new to both.. Basically I would like Java application front-end which can call the objective - c app. I was thinking about first creating the obj c library in xcode and than wrap it in java somehow …
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i am trying compelete my project for college i am assigned to develop a businfo map in java and being a beginner in java i am completely lost in it. i am trying to use map images to show the paths and locations as start and destination. we should be …
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All, I have developed an application using RMI and am in need of help for the deployment of sed program as I have tried numerous different ways to release. Along those lines, I also am not too clear on the codebase and how to release to a [url]http://[I]hostname[/url][/I]:[I]port[/I]/[I]program_name[/I]. Here are … |
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i know the difference between interface and abstract. how it will differ in real-time application scenario. can you please explain with example?
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I'm trying to create a class that holds a 2D string array to be used by another class. For some reason, my IDE gives me a bunch of errors when I try to compile. Here's my code: [CODE]public class Lists { String[][] ListArrays = {"Why, Hello there!","Welcome.","blah blah blah","more useless …
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Is there a way to match images and determine which two match? The images are not exactly the same but are similar!
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how OOPS concept playing roles in terms of compile time and run time polymorphism. how inheritance and encapsulation and polymorphism applied in real time application. when and where and how to decide this oop concept fit for this like java bean,interface,abstract,etc?
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ok there's a game i want to try and make an application for using Java i have some knowledge of JavaScript but its only used for drawing pictures and graphs and arranging images :P what i want to do is create an app for a game called tribal wars so …
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hey i m persuing b tech and i am a final year student. i need to know about some project titles coded in java and abstract about them in order to make it my final year project .plz give some direction.
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//////////////////////////////////////////////// moving a .jar to sys dir ////////////////////////////////////////// Hello; I can make a .jar from my program and move it to a folder in my progject The Command to make the -cmf (non runnable) .jar works fine by adding the .jar to a folder in my project. but my question …
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hey guys, I would like to know the syntax in Java for truncating variables of type Double. The code below is in Pascal and i would like to know how to write it in Java: x := trunc(y +7/h); |
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I need help converting this Pascal code into Java. My Pascal Programming abilities are limited so any help would be much appreciated. [ uses wincrt; const n=300; {1320 this is the max length possible} m=2; type table = array [1..n,1..m] of real; var data,data2 : table; i,j,card : integer; t0,X0,Y0,Xn,h,g1,g2,r1,r2,d,slope:real; … |
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The End.