When trying to compile a script that I copied out of a book that I am learning java in, I get this message and can't seem to fix it :(Revolve.java:7: Revolve is not abstract and does not override abstract method actionPerformed(java.awt.event.ActionEvent) in java.awt.event.ActionListenerpublic ...

Hello Everyone, I am having trouble compiling a basic Java program (see below). I could do with some help troubleshooting the problem. I get these error messages when compiling. Tma.java [20:1] cannot resolve symbolsymbol : method printIn (java.lang.String)location: class ...

not a devloper, but I really need some help handling this java problem. when I log onto yahoo games, bar that says "java applet window" blocks the bottom portion of the screen. how can I get rid of this?

Hello I have a simple jsp in NB5RC2 and it appears to put aspace in the generated code. Same code, same appserver(TC5.5.12) no space. testThis.jspcodebase="." archive = "applets.jar" code= "applets.client.myApplet.class"testThis.htmlcodebase="." archive =" applets.jar" code=" ...

How to set default encoding to utf-8 for javac?

I am just starting to learn Java. everytime I try to run this simple print out it says it cannot find symbol. It shows the symbol to be the period. how can this be. This is only 1 line how can it be a problem.C:\Program Files\Java>jdk1.5.0_06\bin\javac Name.javaName.java:9: cannot find ...

/* programmer: andrewdate:2/1/06purpose: to fix code*/import javax.swing.*;class number16{public static void main ( String [] args){JFrame jFrame;String name = new String( "Sally Matter");jFrame = new JFrame ();jFrame.setSize( 400, 300);jFrame.setVisible( true);JOptionPane.showMessageDialog( ...

So i copy and paste the code on notepad, save it as "HelloWorldApp.java", and i put it on my desktop and so i change the directory on command prompt to the desktop and i type in dir i see my HelloWorldApp.java so then i type javac HelloWorldApp.java.so i update the path variable (XP if it ...

public void actionPerformed(ActionEvent e){if(e.getSource() == Reset){username.setText(null);password.setText(null);}elseif (e.getSource() == login){if (memberButton.isSelected() == true) {boolean result = false;CustomerDBVer2 custDB = new CustomerDBVer2("customerData.txt",";");result = ...

I am using the below code to connect to scott.emp table using jdbc tyoe 4 driver and getting the error posted below please help...thanx in advance.import java.sql.*;public class TestJdbc{public static void main(String[] args) {try{DriverManager.registerDriver (new ...

I'm sure this has been posted 8762123 times but where i work (Hospital in VA) we are having a problem accessing patient data using JRE 1.4.2We get the Red X in the upper left hand corner and in the bottom left we get Loading Java Applet .... it just sits there. never loads. I've tried almost ...

i get the following message on my output screen after i tried to compile>C:\j2sdk1.4.2_10\bin\javac -source 1.5 -classpath ,;C:\Documents and Settings\heavenwolf\Desktop\mythwar\LocalLibraries *.javajavac: invalid source release: 1.5Usage: javac <options> <source files>where ...

Here's the error I get:C:\>javac project1.javaproject1.java:25 cannot find symbolsymbol : class FunMathlocation : class Project1new FunMath();1 errorHere's the java program:package untitled1;import java.io.*;public class Project1 { /*** Program initialization*/ public Project1() {int ar[] ...

I set the path to java so I can type java or javac without any problems. I set the path for XP just like this;Choose Start, Settings, Control Panel, and double-click System. On Microsoft Windows NT, select the Environment tab; on Microsoft Windows 2000 select the Advanced tab and then ...

Here's what I am getting when I go to run it:C:\Documents and Settings\Brad.HOME\Desktop\FINAL>java project1Usage: project1 [Array File Path]C:\Documents and Settings\Brad.HOME\Desktop\FINAL>What I need is for it to ask me to enter the location of the numbers file and then calculate the ...

Is it possible to compile sub-directories on Windows? Such as, A file with .java, then inside that file is another file with .java, and then inside that file is another file with .java?Another example:+Folder 1-.java files-Folder 2(Inside Folder 2)-.java files-Folder 3(Inside Folder 3)-.java ...

I am new in Java. and i am trying to create a method that returns the value of the digit that is position places from the right in the decimal representation of n.e.g. Enter Number: 8574What digit do you want? 2The digit is 5here's what i got so far but it only return the last digit. class ...

HI, i tried to embed an applet in a HTML document, but when i opened the HTML page, the applet was notinited. I opened java console and only this "java.lang.OutOfMemoryError: Java heap space" is written there...Can someone tell me what it means by "java heap space"?

Hi, im starting to learn java, and succesfully wrote my first code today, but Im not familiar with DOS so I have no idea how to complie.Im wondering how I change my directories in DOS so I can get to the folder of the java file.

Any ideas where I went wrong. Max and Mean are the only ones right. http://www.vonoven.com/project1.java

I am trying to make a function that checks to see if my array is full, and if it is, 5 slots are added to the end of the array. This is waht I havve so far, I've been given two errors. public void add(double opening, double high, double low, double closing, long volume) { ...

i'm a newbie in creating javamail.now i hava the big problem in my coding can someone look 4 me the problem. this is my Coding::package common;import java.util.*; import javax.mail.internet.*;import javax.mail.*;public class sendMail{public static void send(String host,String from, String to){ ...

Hi,I wrote a java code for handling one of my applications in built commands. Right now iam handling the logs using an arrayList and at the end of my java progem iam writing them to a file. If the program runs completely then my logs are generated, but my application takes almost 6hours to ...

Hi ,I am currently programming an implementation of a Support Vector Machine. And good documentation is required. Therefore I would like to use java doc to add the formula's for quick reference by people who will succeed me.I thought about using MathML and this seems to work quite well except ...

I get this error this morning when trying to view an application that uses Java.Any ideas?

I'm spinning as I try to debug something easy I know. I'm new. I have this application that it's java root is called myapp. I have created a java class called TcSQLConnect in the following directory: scenario\db\utilMy package looks like this:package myapp.db.util;When I run go to run it ...

I am getting an error when I compile the Hello.java file. It says error: cannot read: Hello.java What does this mean and how do I fix this? Thanks.

Hey,I think I have all the runtimes installed. Trying to install the ajax blueprints package. If I double click the jar file nothing happens. If I do a "java -jar package.jar" I get this C:\java>java -jar bpcatalog-1.0.1_02-installer.jarException in thread "main" ...

i'm have the compiling problem. The error is:::sendMail.java:73: cannot find symbolsymbol : variable RecipientTypelocation: class java.lang.Stringmessage.addRecipient(Message.RecipientType.TO,new InternetAddress(Address));^1 errorhere i also post up my coding:package common;import ...

I want to know what is the language in javac was written? I havr seen a lot of sites saying that it was written in Java, but I want a secure source.

Hello, I have searched the archives and so far found nothing that would help me with this (newbie) problem: I am taking the first Java course at my university and with one of the first assignments we get a .class file with all the constructors and methods and so on. The assignment is to write a ...

Hi all. Needs some insight form u all. I have a input data in two dimensional like this: | a11, a12,........,a1n |A=| a21, a22,........,a2n | | .................... | | am1,am2,.........,amn |And I want my result would be like this:R=[ [a11,a12], [a13,[a14,a15]],[a16,a17,a18], ...]Any toughts? ...

i having this kind of error:sendMail.java:89: illegal start of typereturn true;^sendMail.java:89: <identifier> expectedreturn true;^sendMail.java:92: 'class' or 'interface' expected}^sendMail.java:93: 'class' or 'interface' expected^4 errorsand my application coding are:package ...

I am really a noob in java and a new member of this community. I dont know if this error is common in other program. I made a simple program in java when I try to compile it. It shows some syntax that I really dont know how to fix. Here are the errors.D:\>javac ...

Hi allI have setup the jdk 1.5_04 to the following location c:\Program Files\Java\jdk1.5_05 and I have setup the system environment variable to contain the following pathc:\Program Files\Java\jdk1.5_05\binwhen I run the javac program, a error is returned saying that the javac program is not a ...

I read forums topic which is relational with applet errors but I couldnt solve my problem.I developed a program with php and mysql.there isnt any printing library for php under linux.so I am using an applet for printing.I could use javascript but I dont want to show printer dialog so I chose ...

Hi Everybody,I am currently using the JDK1.5 Edition and whenever I compile the following piece of code :===================================================================================import java.applet.Applet;import java.awt.*;public class Applet5 extends Applet{String s;Label l1;Checkbox ...

Hi guys , I have a servlet called submit servlet ,which instantiates a DataAccessObject called LetterRequestDAO and stores a letter using that.Here is the part of my code that does that.letterList = null;LtrDAO = new LetterRequestDAO("001");LtrDAO.storeLetter(EID);letterList = ...

My compiler no longer finds .class files in the directory you work in, it says;cannot resolve symbol: method x or class y.Is this fixable or will i have to reinstall the whole thing?

hello all,I'm not big into java yet, but I have a script I'm playing around with that I decompiled from a .class file and moved things around a bit... now I want to compile it back to a .class file and have no idea how. I can't seem to find a freeware program to do it with.please excuse my ...

D:\myPROJECT>javac GetVersion.javaGetVersion.java:14: cannot access GeneralParametersbad class file: D:\myPROJECT\comm\GeneralParameters.classclass file contains wrong class: myPROJECT.comm.GeneralParametersPlease remove or make sure it appears in the correct subdirectory of the ...

Hi all, I'm very new to Java!I'm trying to generate docs with javadoc for my project: here is my command linejavadoc -sourcepath D:\GianluigiZanettini\GianluigiZanettiniBersaglio -d D:\GianluigiZanettini\GianluigiZanettiniBersaglio\docs -authorWhen I enter, nothing happend: javadoc seems to ...

What are .xml files. I usually see them as something like Build.xml Is it like a linux compiler or something? And can I use it on Windows XP?

Hi,I'm sorry, I'm a beginner. I'm working through the Sun Microsystems?tutorials as a review of the java courses I抳e taken, and to gain additional knowledge and skills in java.I am trying to recreate the Divelog program in Sun Microsystems?揘ew to Java Programming Center,?揃uilding an ...

Hi Experts,The stack trace shows this,java.io.IOException: Too many open filesat java.io.FileInputStream.open(Native Method)at java.io.FileInputStream.<init>(FileInputStream.java:106)at javasrc.xref.JavaXref.doFile(Unknown Source)at javasrc.xref.JavaXref.doFile(Unknown Source)at ...

Is there anyway I can compile something that has multiple directories filled with subdirectories? Such as the main folder is called "Test" then inside that is 2 test folders, "Test1" and "Test2". Then inside "Test1" is another folder with .java files and folders called "Test3, Test4, Test5" ...

please help me i take whole day try to solve the problem, but the problem still cannot solve. the error come out is:org.apache.jasper.JasperException: Unable to compile class for JSPAn error occurred at line: 6 in the jsp file: /send/send.jspGenerated servlet error:The method ...

A quick note. I just spent 10 frustrating minutes trying to figure out the following error message:C:\ ... java:20: type parameters of <U>U cannot be determined; no unique maximal instance exists for type variable U with upper bounds ...

import java.io.*;import java.util.*;public class WordDisplay {public static void main(String args[]) throws IOException{FileReader fr = new FileReader("C:\\Errors.txt");BufferedReader br = new BufferedReader(fr);int c;String content = "";while((c = br.read()) != -1){content += ...

Ive been getting this frustrating error when compiling. My program is essentially supposed to add the values in two matrixes and return a new matrix using the added valuesHeres my code: public Matrix add(Matrix comp){int[][] temp = new int[this.numRows()][this.numCols()];for (int a = 0; a < ...