32,204 Topics
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| | I am trying to read in a file that holds an unknown number of x and y coordinates that are to be later plotted into a 2-D array. Does the file have to be read through twice? Once to determine size of the array needed to plot all coordinates, then … |
| | So I was assigned the task of displaying all numbers divisible by two, five, and every third number in a range which I'm sure you can see how I did that. However I am having trouble as I was asked to use while loops, and I would also like to …  |
| | hi there. my code ws just written in java application thus anyone know how to compile java3d animation compile through netbeans? I already installed j3d and no errors exist. please give me step by step when compiling and running program. I am knew in java 3d animation. tnx. |
| | Hi there I was wondering if their is anyone who can convert this statement from 'INSERT' to 'UPDATE' as I cannot seem to do is. Code can be seen below: [CODE]public static void COUNT2( ) { try { ResultSet res = stmt.executeQuery("INSERT INTO TABLE2 (VIDEOID,VIDEONAME,DIRECTOR,RATING,PLAYCOUNT) SELECT VIDEOID,VIDEONAME,DIRECTOR,RATING,PLAYCOUNT FROM TABLE1" ); … |
| | hello all I create simple software say it's name K.jar ,I place it on desktop I double click it , it run nicely.I close it. I install Nokia Suite (it available on net) When I double click my K.jar ,Nokia Suite run ,my K.jar doesn't run If I uninstalled Nokia … |
| | package com.batch; import java.sql.*; import java.text.SimpleDateFormat; import java.util.ArrayList; import DBConnection.DBConnect; public class Batch { @SuppressWarnings({ "unchecked", "rawtypes" }) public ArrayList BatchAction(String ik) { Connection conn = null; Statement st = null; ResultSet rs; ResultSet rs1; ArrayList al = new ArrayList(); conn = DBConnect.getConnection(); final SimpleDateFormat monthDayYearformatter = new SimpleDateFormat( "dd …  |
| | Hi everybody. I have a question: My code produces only 1's. Does it show that processor can only do one task at a time or it is just simply becouse I made something wrong? [CODE]import java.lang.Thread; public class SleepThread implements Runnable{ public final int sleepTime = 1000; public String str … |
| | I have stored an array in database field name "[B]exp_values[/B]" like : [{"concentration":"30","answers":60},{"concentration":"30","answers":60},{"concentration":"30","answers":60}] and I want to retrieve from database I am using spring and I created pojo(bean) class like [CODE]public class ExperimentParameterBean { private String username; private String[] exp_values; public String getUsername() { return username; } public void setUsername(String … |
| | hey guys, I'm studying to be a pro C++/Java programmer and are currently working in Ubuntu, is this a suitable choice? Or is there a more suitable linux distro? |
| | Hi i am getting below exception when iam trying to run the tomcat 5 in localhost can u please tell me the steps to solve the problem java.lang.NoClassDefFoundError: sun/tools/javac/Main org.apache.jasper.compiler.SunJavaCompiler.compile(SunJavaCompiler.java:128) org.apache.jasper.compiler.Compiler.compile(Compiler.java:271) org.apache.jasper.servlet.JspServlet.loadJSP(JspServlet.java:546) org.apache.jasper.servlet.JspServlet$JspServletWrapper.loadIfNecessary(JspServlet.java:177) org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:189) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:382) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:474) javax.servlet.http.HttpServlet.service(HttpServlet.java:802)  |
| | I am writing a game in which I need to draw text onto the screen. As I understand it there are two main ways to do this using Graphics2D - using GlyphVector and using drawString(). Of the two I prefer the previous because it allows me to define text as … |
| | I have a Hash Table like, HashTable ht = { (1, 1), (2, 1), (3, 1) } Now, I implement it like, Integer foo = Integer(1) and declare hash table like, HashTable ht = { (foo, foo), (2, foo), (3, foo) } Now, as per I understood from [URL="http://www.kdgregory.com/index.php?page=java.refobj"]this[/URL], it …  |
| | How to convert these inputs as regular natural numbers 1) 0x000F 2) 0x2222 and similar inputs likes this. Guys i want the coding part and also the simple manual regular calculation part too. Thnks in advance. |
| | Hi guys I have a loop that increases my setsize to 1100 which works fine. My question is is it possiable for when I click my button the loop executes then if I click the button again it does not execute the loop and carry's on with the rest of … |
| | Do anyone could tell me how to display the date from the sql to a jtable? |
 | hi guys, first time posting here. so i have this menu for a game i am making and the image that i have for the menu background has text and things already loaded onto it. what would be the best way to have the text clickable? would it be to … |
| | [B]Hi Guys What I am trying to do is this. String[] array1 = {"off","off","meeting"}; String [] array2 = {"off","off,"off"}; String[] array3 = {"meeting","off","off"}; I want to make an 4th array which will give me "off" at the position where all are off, otherwise it say "bz" at that position. FOR … |
| | Hi guys what I want to do is set a new setSize which I can do but it just appears. Therefore what I want is for the setSize to move over time instead of just flicker and appear. Any help would be appriciated: [CODE] if (e.getSource() == set) { setSize(1000,1000); … |
| | I have a couple of questions about a school project I'm working on. The code is as follows. [code]public class Player { private PlayList playList; private Track track; /** * Constructor ... */ public Player() { playList = new PlayList("audio"); track = playList.getTrack(0); } /** * Return the track collection … |
| | I am using two ResultSet in a single statement..this code is a part of servlet.. [CODE] String temp=request.getParameter("cid"); int cid= Integer.parseInt(temp); Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); Connection con = DriverManager.getConnection("jdbc:odbc:Mydatasource"); PreparedStatement ps = con.prepareStatement("select * from Products where cid=?"); ps.setInt(1, cid); ResultSet rs = ps.executeQuery(); while(rs.next()) { out.println("<a href = 's_BikeServlet?pid="+ rs.getInt(1) + "'>" … |
| | Below is an address book program I am working on. The way it stands now, when the data is entered and writes to a text file it writes the line of data like, John Doe 1234 Help Me Avenue Dallas Texas 98956 Johnathan Doe 2345 Derby Lane Omaha Nebraska 45678 … |
 | Ok, so I am making a game and the music changes when you are in different regions or if there is an interruption, like with an AI. So I have JUST learned how to make music showup in my program, and now I am trying to make it stop, but …  |
| | i want applet connect to another machine but the socket cannot connect to the server i searched the web and there is something about giving permissions to the applet but i donnot know how to do so |
| | Hey guys, I need help finding out what is wrong with my code, I have no errors, but it is not doing what I want it to. I need my code to print a bar code when a user inputs a zip code. My program does not get to the … |
| | Hi everybody, In my little programm, that prompts user to choose txt file, and then displays how many each particular token in the file. I have a little issue with organising the ouput. I think I do something wrong with String.Format, can you please help me: I attached my ouput. … |
| | Hi. I wrote this program claculator java rmi.but not implemented. you can help me? [CODE]import java.rmi.Remote; import java.rmi.RemoteException; public interface calculator extends Remote { public long add(long a, long b) throws RemoteException; public long sub(long a, long b) throws RemoteException; public long mul(long a, long b) throws RemoteException; public long … |
| | Hi guys>.< I'm trying to make a program that suppose to output like this: [QUOTE]Enter a String: [COLOR="red"]1231asd[/COLOR] No. of Digit: [COLOR="red"]4[/COLOR] End the Program? [COLOR="red"]y[/COLOR] [/QUOTE] *the [COLOR="red"]red[/COLOR] part is the input from the user. but the problem is, the no. of digits only display 0 and not the … |
| | package com.batch; import java.sql.*; import java.text.SimpleDateFormat; import java.util.ArrayList; import DBConnection.DBConnect; public class Batch { @SuppressWarnings({ "unchecked", "rawtypes" }) public ArrayList BatchAction(String ik) { Connection conn = null; Statement st = null; ResultSet rs; ResultSet rs1; ArrayList al = new ArrayList(); conn = DBConnect.getConnection(); final SimpleDateFormat monthDayYearformatter = new SimpleDateFormat( "dd … |
| | Hey everyone I have created an application interface using Java swing on a mac, which looks exactly how I want it. However on windows and Linux the positioning of the components and what seems to be the dimensions look of place. I have tried to make the sizes of everything … |
| | [CODE] import java.io.*; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.lang.*; import java.util.LinkedList; import java.util.List; /** * * @author Animesh Pandey */ public class Main { public static int [][] sort( int a[][]){ int i, j, t = 0, t1 = 0, t2 = 0 ; for(i = 0; i < a.length; … |
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