36,051 Topics
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| | I have a 2d 9x9 int array as follows 000000000 000000000 000000000 000000000 000000000 000000000 000000000 000000000 000000000 but im trying to extract every box of 3x3 into an array using only a nested for loop, i.e. ---------------- |000|000|000| |000|000|000| |000|000|000| ---------------- |000|000|000| |000|000|000| |000|000|000| ---------------- |000|000|000| |000|000|000| |000|000|000| ---------------- … |
| | Hi everyone, I'm running WinXP SP2 on my laptop, and I have the latest versions of Mozilla and IE. Whenever I click on certain links I get java script errors, and the window I'm trying to open never opens. I know that the problem is local to my laptop, and … |
| | Hi friends, please help me to solve this. i need to read the elements from xml file.I am using sax api. My xml looks like this :-> <test> <test1>hello1</test1> <test2>hello2</test2> <test3>hello3</test3> </test> In my startElement(...){ elementName.equals("test"){ //I need to get all the elements inside the test element.ie test1,test2,test2.with out going … |
| | can we write link list program in java, if yes then please give some tips so i can write that program |
| | hi , please , i have problem and i need help ......................... in calendar i want to get [U]name of day [/U] from it how ? if user select 21/9/2007 i want to get name of day "friday" to use it in anther funcation :( |
| | Pls Tell Me Name Of A Reference Book On Jsp,which Contain All The Features.does It Available Online...  |
| | Hello All, I am trying to parse an ArrayList of Strings into an ArrayList of integers. Does anyone have any opinions on how this should be done? I can parse one element, but parsing the entire string where I am having problems. Any suggestions would be great. Thanks |
| | how to read created/modified date of a file from a java application  |
| | Good evening everyone. Im now going to do my final year project and its about creating mobile application for a university student.I would like to use the java platform to create the application. I need some advises and also the right tools to create the application. So programmers i really … |
| | I cannot make my code loop.... Anyone please help! /* PRG420 Week 2 Individual Project Amanda Cornwell September 10, 2007 MortgageProgramCornwell.java This program will calculate and display the monthly mortgage payment amount, given the amount of the mortgage, term of the mortgage, and the intrest rate of the mortgage. Next, … |
| | Hi, i want to get an xml file from a web application. what are the procedures to access the file. |
| | Hai everyone, i am doing one Image gallary application. In that application i have upload two images, one for Befor image and another one for after image. All those images are stored into the filesystem, the images names only stored into the database. Left side of page: Before Pictures (One … |
| | This is a lab I am working on. I think that I am on the last step. My problem/question is highlighted in bold. 1. Create a constructor that allows you to specify the 2 endpoints of the line being created. Leave the original constructor alone. Your program should have 2 … |
 | hi everyone i have a very a very basic question in mind .. i wanted to discuss .. Difference Between these? String s1= new String("java") ; String s2="java" ; and also what for 2 different classes are there in garbage collection? System.gc and runtime.gc ( both are doing the same … |
| | I think someone's trying to hack my computer, and steal my passwords. For some reason, websites that I'm logged onto, and should stay logged on, suddenly log off when I refresh the page, then are logged back on. My gmail account was logged off for some reason too, and that … |
| | Hello all just signed up and this is first thread.I am currently learning java and as a means to this i am writing the mastermind game in java.Can anyone point me in the right direction regarding getting the board facr on the grid and manipulating it. cheers |
| | can we develop a applet sot i can drag and drop on the same applet |
| | I having a small problem with the output on the Your CD's side, they are only viewable if I double click inside the pane, then they show up, almost like the pane is on top. How can I fix, I have tried moving things around and changing the TextArea to … |
| | Can anyone provide any suggestions on how to copy an ArrayList of integers to an Array? Thank you |
| | I am new to JSP and struggling with this issue. I created a Hello World page and worked fine. After I made some changes, I uploaded the new version of my index file several times. I have even deleted my index.jsp file from the server, along with the WEB-INF and … |
| | Search.java: [code] package com.monkeygarage.carclubhub.clubinfo; import java.sql.ResultSet; import java.sql.SQLException; import java.util.logging.Logger; import com.monkeygarage.DBConnect; import java.util.logging.Level; import java.util.*; public class Search { private List<SearchResults> list = new ArrayList<SearchResults>(); DBConnect db = new DBConnect(); public Iterator getResult() { Result(); return list.iterator(); } private void Result() { try { ResultSet rs = db.getResult("SELECT club.clubId, … |
| | Any idea? I get this error: org.apache.jasper.JasperException: An exception occurred processing JSP page /test2.jsp at line 7 4: <title>DB Test</title> 5: </head><body> 6: <% DBConnect d = new DBConnect(); 7: ResultSet rs = d.getResult("SELECT name FROM items"); 8: 9: while (rs.next()) { 10: String name = rs.getString("name"); Stacktrace: org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:524) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:435) … |
| | For my proje i want to remove a unwanted paragraph in a text file. For example my text file may have acknowledgment in between sum useful data so i want to remove the acknowledgment paragraph fully...can anyone tel how to do tat |
| | Hi i am having trouble with a html web page. I am trying to add a Java chat program to my web page. Can i please get some advice Thanks A51himself Nigel Chan |
| | Hello everyone, I am wondering if I want to debug JNI application (upper layer Java and lower layer C), are there any tools to debug through Java code to C code and return back from C code to Java code. I am using Eclipse. But I do not find such … |
| | Hello all, I have a text file with columns of words Boat Car Van Sue Bird Hue Billy Don Yoe... How do I read each separate column into separate arrays. Array 1 will read: Boat Sue Billy Array 2 will read: Car Bird Don... Any suggestions on how to accomplish … |
| | Hello! I am trying to add new data into a database. What is the mistake in my code? I got the error message such as "general error". [code] import java.awt.*; import java.awt.event.*; import java.sql.*; import javax.swing.*; public class AddRecord implements ActionListener{ private ScrollingPanel fields; private JTextArea output; private Connection connection; … |
| | Hi. Please help. I can't seem to get this program to run. Tips.java Modify the exercise shown below so that it will loop, calculating a new tip each time until the user enters a value zero or smaller for the amount of the bill. Make sure there is a nice … |
| | [code] public static Connection getConnection(){ if(connection==null){ try{ Class.forName("org.gjt.mm.mysql.Driver"); connection=DriverManager.getConnection("jdbc:mysql://localhost:8084","root","ceyesuma"); }catch(Exception exc){ connection=null;} } return connection; } [/code] Here is the bean to get connected. Should this work? [code] package db; import java.sql.*; import java.sql.DriverManager; import java.sql.Connection; /** * * @author James */ public class DBConnection { static String dbdriver; static … |
| | I made more progress ong CreditCard program I am trying to insert a row into mysql from a creditcard account number. Could I get some feed back on why it as a problem with the url it looks like it wants to insert a record. [code] package creditcard; import db.DBConnection; … |
| | I have a program that will find the certain ammount of fibonacci numbers. And now i have the question which is the best code for counting time in fibonacci algorithm? I have to find out how many numbers can my algorithm count in 1 minute? the code: [code]//rekursiivne algoritm public … |
| | Can someone give me pointers on what needs to be done to get these classes to INSERT INTO acctData VALUES (99999999, '2000-7-3',30,'food',50); a deploy.txt is included containing the following. thanks [code] package creditcard; import db.DBConnection; import java.lang.Object.*; import java.io.*; import java.sql.*; import java.util.Date; import tio.*; import java.io.File.*; import java.io.IOException; class … |
| | hi guys, i wonna to code simple program that could control the system threads in the system by block or start a new job, how to do this in java, or from where i can start to acheive this. thx, |
| | Exuse me gys, I am a biggener in java and I would like to know how to use the data file in java such as taking data from the file and printing the data in new file is there any class library carring out this task please reply to me  |
 | Hey everyone. This is pretty lame of me having to do this, but I haven't done Java for about a year and this algorithms class I'm taking assumes we remember all the details. Anyway, I'm trying to implement a method from an interface in another class's main method. Here's the … |
| | any suggestions...my "weatherState" value doesnt seem to be passing over: 1st jsp: [code]<% Vector theStates = WeatherDAO.getWeatherStates(); %> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>Insert title here</title> </script> <body> <TR bgColor="#ffffff"><TD COLSPAN="2"> <TABLE CELLPADDING="3" CELLSPACING="2"> <TR><TD> </FONT></CENTER><BR> <BR> <TABLE BORDER="0" CELLSPACING="5" CELLPADDING="5" WIDTH="100%"> <TR BGCOLOR="#C0C0C0" ><TD COLSPAN="2" ALIGN="CENTER"> <FONT SIZE=+3><B> …  |
| | i am working in a small company.. i want to make a setup of linux server, my sql server and working with java. please give me suggestions and requirements for these... |
| | I would like to return a connection to a Bean to make statements to mysql database "ccdb" I'm really not sure of [code] public static Connection getConnection(){ if(connection==null){ try{ Class.forName("org.gjt.mm.mysql.Driver"); connection=DriverManager.getConnection("jdbc:mysql://localhost:8084","root","ceyesuma"); }catch(Exception exc){ connection=null;} } return connection; } [/code] Here is the bean to get connected. Should this work? [code] … |
| | Hello all, I wondering if anyone could tell me how to go about extracting a single field from a text file. The file is all follows: Jeff 8.00 8.9900 hadk Kim 234.0 234 hak Him 444.8 1.11 john... How would I extract only the first column without using tokenizer or …  |
| | (I'm not even close to being sure that this is even a valid approach to what I want to accomplish. Still, all input is welcome. What I was trying to do was create an applet that reads): "Please pass the butter." A quote by jack padron ------------------------------------------- Can you think … |
| | Can someone tell me why my data is not printing to my file. It will create the text file but it will not write to it. Here is a snippett: out = new PrintWriter("completeAuto.txt"); while ((car = br.readLine()) != null && (van = br1.readLine())!=null && (truck = br2.readLine()) != null) …  |
| | /*Please help. I'm trying to throw an IllegalArgumentException. *If any test score in the array is negative or greater than 100 *using a try block, but am having little if any progress after 9 hours of work. * I am still getting an error mesage saying illegal start of expression … |
| | Hi, I am writing a desktop application. It would make my life easier if the application can save all it's data in a database software. Do typical desktop applications come packaged with 3rd party database software or do they rely on internal serialized data structure? If 3rd party database applications … |
| | How to write these file datas in the new file...It should be done by wrting bytes into characters import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.FileNotFoundException; import java.io.IOException; public class fileread { public static void main(String[] args) { File file = new File("E:\\ir_Proj estimate_out.txt"); byte[] b = new byte[(int) file.length()]; … |
| | I want to develope a project in java . How companies developes projects. What are the different stages in development a project from initial stage to product delivery stage. For example SRS,UML Diagrams(please tell me the articales which are good to know these). Is there any sites which gives sample … |
 | import java.sql.*; import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.util.*; public class DisplayQueryResults extends JFrame { private Connection connection; private Statement statement; private ResultSet resultSet; private ResultSetMetaData rsMetaData; private JTable table; private JTextArea inputQuery; private JButton submitQuery; public DisplayQueryResults() { super( "Enter Query.Click Submit to See Results." ); String url … |
 | Hey guys! I only just discovered this website about an hour or 2 ago aaaaaand well, I was wondering what y'all can tell me about possibly creating some kind of text-based game in Java? I don't know much about any of this programming stuff but I would really like to … |
| | I'm getting errors for my switch statement stating that all of my cases are orphan cases does any one know why that is? |
| | I am trying to read a line from a file, then print only the first word in the line. It needs to do this until the end of the file. The file is as follows: Bib 0.9898 .iuiu k.kljlkj .98908 Joel .0909 .iuou k.iopi .jlkj ... I need it to … |
| | is it possible to find the available logical drives? if so...how? |
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