36,051 Topics
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| | Hello, I am new at this java thing... like really, 1 day new. I have this book called Java 2: A Beginner's Guide (Second Edition). I got stuck on the second step which tells me to.. use javac to compile Example.java.. I read old posts that were posted here through …  |
| | Hi, how to make programming for write and read text files with java and netbeans, and that files automatically save in application folder. thanks |
 | Hi. I've been struggling with this for about a 3 days now, maybe someone could help. It isn't as specific as it seems. Please read on, i'm losing my mind over this :(. Here's the thing: The Parallax BasicSTAMP1 USB Board was never meant to be used as a front-end … |
 | I'm looking for a way to collect hardware/software information from users that visit a site I'm working on (The user will request this action with full knowledge of what is happening of course). You can see an example of what I'm looking for at Crucial where they have a button … |
| | Hi I am using jboss server 4.0.4 to run the jsp application. to run i can give the url as [URL="http://localhost:8080/projectname"]http://localhost:8080/myproject[/URL]. if i can give like this, it is properly running. but i can give [URL="http://www.projectname.com/"]www.myproject.com[/URL] like that means, my application to run.(i.e to run my application with out portnumber). … |
| | Hi, I'm trying to input a random number of Strings by passing them in as args[]. When I try to use a for loop to determine when there is no more arguments left it gives me an "Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 10" error. I've tried looking for a null … |
| | I keep getting kicked off websites that start up in Java. I have Java installed in a NT unit. What do I look for as the problem. I have reinstalled explorer and Java both and at different times. Help me....except I can't blow up the unit...it belongs to the company. … |
| | Hi, I have written a jsp file to fetch data from a database table and display it in the form of a table in jsp. The idea is to generate a dynamic table. I have written the following code. <%@page import="java.sql.*"%> <html> <head> <title>The alert table</title> </head> <body> <h1>Alerts</h1> <% …  |
| | hi, i am new in java, can anyone guide me with TechQuestions related to java, ie core,jdbc,jsp,servlets,struts,hibernation... along with the list of websites downloading Q &A which provide the TechQuestions. |
| | Hi What is the difference between application server and webserver. thanks. |
| | Hi, I am writing a program for a bioinformatics class. I have to implement a certain algorithm. I am a biologist and my background in programming is not that great. I have found the algorithm online that I want to implement but I need it explained in regular terms. The … |
| | Does anyone know how place an applet in full screen without any kind of bordering or buttons so that the applet starts at 0,0 of the screen and goes all the way to the opposite corner. Now I know how to get a window into full screen using: GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().setFullScreenWindow(Window win) … |
| | Hi I am using Jboss 4.0.4 server. when i run my application. i.e start my batch file run.bat. it tells Failed to map vhost:mylocalhost1.com did not set the virutal host. so how to solve this problem. Thanks |
 | Hi, I am making tic tac toe, and I basically have it all working, except the GUI has a few bugs. Right now, I am not using a layout. I am using "setBounds" instead. When a player wins, an image saying "you win" should be displayed over the title image … |
| | I'm using NetBeans 5.5 First :I want to bind data from table from MS Access DB into JTable . Second: Is there any other component in java to do the previous action(e.g. DataGrid )  |
| | Hai, I am doing one java struts application. In my Application, i need to generate the report . In the Report display page, i have two buttons named PDF and EXCEL. If i have click the PDF button, all the Report values are generate as PDF file. If i have … |
| | Hi to all, I use NetBeans 5.5 and through Library manager I imported a jar file. How can I see the source code of the classes that the jar file contains? I got all classes from the jar file listed, I can see the name of constructors and methods but … |
| | Hi How can i create virtual host in JBoss server 4.0.4.in that,how can i mapped to my domain name. i.e [url]www.myproject.com[/url] like this. and how to run in the server. |
| | Hii EveryOne Need some advice on the following, I have three war files which work along with each other as there is dependcies in them, Now at the time of deployment i dont want to put three different war files separately but instead want to have only one, I am …  |
| | hi everyone. am very new to java. can somebody out there help me with tutorials starting from the basics.Thanx |
| | Hi , I'm running a batch file which contains the content D:\apps\JavaSoft\JRE\1.3.1\bin\Publisher -Xms256m -Xmx512m -cp .;"D:\rc\grt\PublisherIIRMIServer\jdom.jar";"D:\rc\grt\PublisherIIRMIServer\common_db.jar";"D:\rc\grt\PublisherIIRMIServer\mail.jar";"D:\rc\grt\PublisherIIRMIServer\activation.jar";"D:\rc\grt\PublisherIIRMIServer\log4j.jar";"D:\rc\grt\PublisherIIRMIServer\oracle12.jar";"D:\rc\grt\PublisherIIRMIServer\xmlParserAPIs.jar";"D:\rc\grt\PublisherIIRMIServer\commonclasses.jar";"D:\rc\grt\PublisherIIRMIServer\classes102.zip";"D:\rc\grt\PublisherIIRMIServer\jintegra.jar";"D:\rc\grt\PublisherIIRMIServer\excelXP.jar";"D:\rc\grt\PublisherIIRMIServer\word.jar";"D:\rc\grt\PublisherIIRMIServer\powerpoint.jar";"D:\rc\grt\PublisherIIRMIServer\PublisherIIRMIServer.jar";"D:\apps\jsse1.0.3_03\lib\jcert.jar";"D:\apps\jsse1.0.3_03\lib\jsse.jar";"D:\apps\jsse1.0.3_03\lib\jnet.jar"; -Djava.protocol.handler.pkgs=com.sun.net.ssl.internal.[url]www.protocol[/url] -Djavax.net.ssl.trustStore=D:\apps\jsse1.0.3_03\lib\dapstore -Djava.security.policy=D:\rc\grt\PublisherIIRMIServer\RMIPOLICY\java.policy -Djava.rmi.server.logCalls=true com.db.grt.server.ImplPublisherServer but i'm getting the error as Exception in thread "main" java.lang.NoSuchMethodError at com.db.grt.server.ReadServerProperty.setProperties(ReadServerProperty .java:291) at com.db.grt.server.ReadServerProperty.<init>(ReadServerProperty.java:1 24) at com.db.grt.server.ReadServerProperty.getInstance(ReadServerProperty.j ava:86) at com.db.grt.server.ImplPublisherServer.<init>(ImplPublisherServer.java :56) at com.db.grt.server.ImplPublisherServer.main(ImplPublisherServer.java:1 203) all jar files … |
| | Hi all, I have a java applet which i embed on a webpage and i got an error of.. "Applet CatchingBubbles.class notinited" what seems to be the problem? spent hours to fix it but i couldn't...any reply would be appreciated. thanks by the way CatchingBubbles.class is the applet. |
| | I'm using NetBeans 5.5 : How could I bind data from table from MS Access DB into JTable,is there in java smth like DataGrid ?!! N.P. : I've made an application which reads data from the DB & use [CODE]System.out.append(rs.getString("Blob") [/CODE] to show the data . Now I want to … |
| | I have been just fine in my java based sites until last night and one of the sites (Pogo) wouldnt open a game room it said that my Java was either disabled or out of date. I went to Sun java and checked , I have the newest version installed, … |
 | Hello everyone, I have a question for you. I would like to call a function situated on a server side servlet or in a jsp file with a javascript function (client side) and to show the results returned by the servlet's function. Do you have any ideas? |
| | Help me. I need to place JCheckbox and JComboBox in JTable. I am not getting it. If you have any idea give it me and if you have code place so that i can come out from my problem. |
| | Does anyone know how to take a screen shot of a JFrame or any Java Swing application which is NOT visible? jframeobj.setVisible(false); Something to extract the information from the memory itself? |
| | I have this jsf page that saves to the database. After saving it goes to a particular page. This page is then supposed to display the message that the changes were saved to the database. These are two different pages and go through several controllers. so what i did was … |
| | Hi, Im trying to list all the drives in the local machine in a combo box and when a drive selected all the folders and files in that drive must be listed ina list box. I was succesfull in listing the drives in the combobos.But when i try to list … |
| | I did a Dots and Boxes game in java with Netbeans 5.5 I have a doubt because the game is between each two players, it's multiclient with sessions of two players. Client 1 send the message with sal.println to the server and the server to Client 2 but this client … |
| | Hii there, I hope you can help me out here. I have two webapps in my tomcat that is app1 and app2 in my app1 i am doing this ServletContext sc=getServletContext().getContext("/app2"); But the above statement is returning me null. I am stuck here where i am unable to figure out …  |
| | Hello guys, My name is Hamad and I am from United Arab Emirates. I am a new student in programming and I just finished c++ course. What should I do to learn java language. Please advise me what do I have to do to teach java before taking this course. … |
| | hi. i need to read csv files which will come as input. I am not able to do this using String tokenizer for two reasons: First StringTokenizer doesn't handle empty strings and second it doesn't have a way to easily get Strings in quotes that have commas inside them. So, … |
| | Hi Is there, any way to improve jvm memory size in tomcat 5.5 server. how to increase the performance of tomcat server. |
| | I can't seem to resolve these errors. I have had people compile these codes on their computers with no problem, but I keep getting errors...can anyone help???? Here are the errors: cannot find symbol method setItemNumber(java.lang.String) cannot find symbol method setProductName(java.lang.String) cannot find symbol method setNumOfUnitsInStock(int) cannot find symbol method … |
| | So here's my list of questions 1. Is there a class where it takes an audio file as a constructor and has methods that allow me pause, play and continue from any selected part of the song? 2. How do you get video to work on an applet and have … |
| | I am trying to make text based blackjack game. I already made : - Card class which create new card based on integer - Deck class which consists of Deck LinkedList populated by Card. I also made 2 new LinkedLists for gambler and dealer. I already managed to remove elements … |
| | Hi all! :) I'd like to indroduce you a nice freelancer site where I'm giving information about the newest [B][URL="http://www.workathomefinder.blogspot.com"]Online Jobs[/URL][/B], how to start it, how can you get paid, etc. Not only newbies - who want to start a work-at-home freelance career - but advanced programmers can also get … |
| | Hi i have one doubt. apache and tomcat are same are different server. why normally called as apache tomcat server? that means both are combined works. what are the possible ways to improve performance of tomcat server. |
| | Hello everyone..i'm a newbie here and one of a beginner programmer. Right now i'm working on a system using JSP and oracle and have a little problem with my system... My problem is : how can we exstract a data in a text file and then after exstract we can … |
 | Any one knows different types of Prim's Algorithm Implementation. |
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| | Hi what is mod_jk in tomcat server. why it is used.? where it resides? using this one, the tomcat server performance should increase or not. |
 | Hi, I am trying out a bank account program using the corejava package. I am getting a run-time eception when I create a new account & am unable to trace where the error is. Plz help. I am giving the code below. import corejava.Console;/******************************************************************cLASS bANKaCCOUNT REPRESENTING THE RUN-TIME MULTI-USER SYSTEM******************************************************************/public … |
| | Hii everyone, I have a j2ee webapplication, for which i have two database that is Training and Production. So on the login page after entering the login credentials the user will select either Training or Production depending this the user will logon. The new scenario now, i want to have … |
| | hi hello friends, i need an help from all of u. problem: i have a jsp page, in that jsp page i am displaying data retrieved from backend that is mysql in table format, i am not having any problem in that. now i want to color the table individual … |
| | Hello, I'm experincing a werid problem with the way my JSP's are handled. I to have my JSP's in the root directory of my application. I've now put them in <MyApplication>\WEB-INF\pages\ I updated the structs config file to reflect the changes and leaving index.jsp in its orignal location. The rest … |
| | Hi I am using jboss server 4.0.4 to run the jsp application. to run i can give the url as [url]http://localhost:8080/projectname[/url]. if i can give like this, it is properly running. but i can give [url]www.projectname.com[/url] like that means, my application to run.(i.e to run my application with out portnumber). … |
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