36,051 Topics
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| | If someone could take a look at my Java code for Payroll Program, I need to declare Int as a double in order to produce the produce of number of employees in a department times the average salary for each employee. If someone could throw up pointers, tips, or any … |
| | Hey guys.. I'm just getting started with JSP, Servlet and SQL. My teacher has given me project on Shopping Cart using language JSP, Servlet and Database will be SQL. Since I'm very much starter in JSP, I don't know from where to start. So I thought of creating a thread …  |
 | Can any one please tell me exactly what is the process of creating a website using J2EE and concept of domain and web hosting....as it is a lot confusing and also i wants create a website of my own as college project.....help me out...thanx a lot..!! |
| | Is is possible to check if the execution of a java program from python gives any error during runtime and compile time ? Any help or sample code will be of real help.. Thanks in advance  |
| | Hi all, I'm having some problem with my codes. I have a output that is generated into a txt file. Now, I need to read the txt file and convert the output into something else. This is the output that is store in a txt file: VAL LEU SER PRO … |
 | I have problem with Radio Button I am making small online examination application. The problem is, suppose I select option 2 as the correct answer for first question, Then for second question option 2 appears as selected , This may confuse the candidate for examination,, Then if I make choice … |
| | Hello guys. I'm a new student in IT and they just introduced ud to GUI. I need help with how to make buttons and add images |
| | Hi all. I am, using Java for drop down menus, code follows. What I have not yet been able to figure out is how to make java display the page I select in a different frame. This is what is in the <HEAD> of one of my Pages. [CODE] <SCRIPT … |
| | I have a class that i have created of type StoreItem. It contains: String, int, double, int What I want to do is for the user to be able to add more items during runtime. I have tried to convert it to an ArrayList but I get errors telling me …  |
| | hello, can you help me please how can i random words and displaying it with the length of the string...example if the user inputed "stamp" then it will random the letters and display it 5 times... example: input : stamp output: pmast pmast stamp mastp sptma can you help me … |
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| | Hi how can i use volume keys and camera key in app ? i use -36 and - 37 constant value but it`s not work !!! i use this to get key name [CODE]str = getKeyName(keyCode);[/CODE] but when i press volume keys or camera key it`s return null i want … |
| | Hi, I'm having a problem with this part of my code: [CODE]} while ((menu2.equals("4") == false) || ((menu2.equals("3")) == false));[/CODE] The compiler seems to be ignoring it for me... is there something wrong? I basically want the loop to end if the String menu2 is either "4" or "3". What … |
 | See this Program, [CODE]class Test { enum Days {Monday,Tuesday,Wednesday,Thursday,Friday} enum Periods {Period1,Period2,Period3,Period4,Period5} public static void main (String [] args) { String DnP [][] = new String [6][5]; for (Days dys : Days.values()) { DnP [0][dys.ordinal()] = dys.name(); System.out.print (DnP[0][dys.ordinal()] + "\t "); } System.out.println ("\n\n"); for (int i=0; i<=4; i++) … |
| | hello guys, Can any of you help me create a game in java?? There has to be two paddles, one at the top and the other at the bottom. The paddles have to stop the ball from getting out of the screen. The ball cannot leave the screen from the … |
| | Guys any idea for this equivalent c loops in java::: for (sum=0,i=0,j=0;i<10;i++,j+=2) sum+=i+j Thank you: jamesPH |
| | I wrote this basic web app using jsf. My templates were jsp not jsf. And in the faces-config.xml and everywhere else I used jsp and nowhere I used jsf. But surprisingly it (the servlet container) is being able to correctly locate the thing (jsf files) it is looking for. How … |
| | public class While { public static void main(String args[]){ } public void printLoop(){ int counter = 1; while(counter <=25){ System.out.println(counter); counter++; } } } Hi, the above code compiles but nothing runs when I click on the run button. I am new to Java, you guys might find this problem … |
| | [CODE]import javax.swing.*; import java.awt.*; import java.awt.event.*; class plc extends JPanel{ plc() { this.addKeyListener(new MyKeyBoardListner()); System.out.println("key listner added"); } public void paintComponent(Graphics g) { super.paintComponent(g); g.drawRect(0,0,10,60); g.fillRect(0,0,10,60); } private class MyKeyBoardListner extends KeyAdapter { public void keyPressed(KeyEvent ke) { System.out.println(ke.getKeyCode()); } } } public class plank { public static void main(String[] … |
| | HI guys !! I am new to jsp so pls do help me in solving this .. I am getting error at the highlighted part as: Syntax error,insert ": Expression" to complete Expression [code]<% ---- --- ----- UrlGen urlg = new UrlGen(request.getQueryString(), "UTF-8"); String url = "Contacts.jsp"+"?"+urlg; %> <a href="[B]<%=url%>[/B]"><img … |
| | Ok, I did search on this site and found nothing that really helps with my issue. I am doing assignment - JPartyPlanner - I have the applet complete, it compiles and shows in IE great, BUT when I add the image code it still compiles but I get nothing showing … |
| | Research In Motion (RIM) held an event in NYC at 11 AM EDT today to announce a new device previously referred to as the BlackBerry 9800, but now known as the Blackberry Torch. The real excitement however is the BlackBerry 6 OS. RIM hopes that their revamped focus on multimedia … |
| | I have completed my applet code and it compiles fine - when I try to open it in explorer I get my welcome message but the applet does not fully open - all I get is the little box with the red X in top left corner. Help! Here is … |
| | Hi, I need to select 5 distinct random numbers out of 20 in my java program. I am able to select 5 random numbers, But I want these 5 numbers to be distinct,,,i.e. unique for e.g. I dont want them to be like these 5,6,9,6,1 because 6 is repeated I … |
| | I am writing a web service using apache axis which will accept a XML Message , process it and return another XML Message. But I am not getting any hints how to describe the input and output in WSDD file. Could anyone please suggest? |
| | How to check text validations to form data entered by user? Can any one write a code to do this in javascript?  |
| | Hello, If I am not wrong then the method with protected access modifier can be accessed by the same package and the sub-class outside the package. But I have problem regarding the same I have two packages p1 and p2, but when I try to access the method (protected) of … |
| | Hi all, I'm very2 new to JSP, I've give a task to make a search and pagination function for my project.... but look like it to tough for me.... here is my code... can anyone help me?? <%-- Document : index Created on : Jul 21, 2010, 11:40:54 AM Author … |
| | Hello... I am pretty new to Java and I am experiencing some frustration with loops. I have a few problems here and I hope that you guys could point me in the right direction. My first problem is with the looping in the program below. No matter what is input … |
| | Hi all, I am using getBytes() method in Java to encode the String, When I encode the String some string values does not Encode.. The Code is String psString ="ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö"; psString = new String(psString.getBytes("UTF-8")); I am Using Netbeans tool for Java. In Windows XP OS , it converts in to …  |
| | hi, In this example: [CODE]public void init() throws ServletException { bookDB = (BookDBAO) getServletContext() .getAttribute("bookDB"); if (bookDB == null) { throw new UnavailableException("Couldn't get database."); } }[/CODE] As it is not instantiating the BookDBAO instance and the connection with entity manager is done in the constructor: [CODE] public class BookDBAO … |
| | I am trying to get a Console using System.console() method, but it returns null. Please let me know how to get a Console object? Is their other criteria need to be satisfied? |
| | I have to write this applet for my CIT 130 class. I understand that you can not give solutions nor do I want you to do my homework for me I just need some pointers. The questions ask to "Write an applet that draws a house with it's door and … |
| | Hey guys, I've created a java applet which calculates PPI. my problem occurs when I add it to a webpage on dreamweaver. I get the following error message: [QUOTE] load: class calculator.java not found. java.lang.ClassNotFoundException: calculator.java at sun.plugin2.applet.Applet2ClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.plugin2.applet.Plugin2ClassLoader.loadCode(Unknown Source) at sun.plugin2.applet.Plugin2Manager.createApplet(Unknown … |
| | I lost the state/design view in NetBeans 6.9 my project now only shows in the edit/source view. How can I get back the States/Design view that existed when I created the project as a JavaFX Business Desktop Application? |
 | Hi, I just struggeled all day how can I build JavaFX Application made with visual composer plugin in Nebeans. Every other application worked but this doesn't. When I build it says can't find [I]javac[/I]. Of course, javac .exe is not located in the JRE... [CODE] Cannot run program "C:\Program Files\Java\jre6\bin\javac.exe": … |
| | I just used: ant ant deploy and it gave me following error: [code=text] deploy: [echo] localhost [echo] 8080 [echo] order [echo] C:\glassfishv3\glassfish\docs\javaee-tutorial\examples\bp-project\ma in.xml/../../../../../../bin/asadmin.bat [echo] order [echo] SQL92 [exec] Deprecated syntax, instead use: [exec] asadmin --port 4848 --host localhost deploy [options] ... [exec] com.sun.enterprise.admin.cli.CommandException: remote failure: Excep tion while loading the …  |
| | m unable to run executable jar.I created one on swing based prgm using command: jar cmf my.mf demo.jar *.* .....problem is this that it does not show everything added on Jframe..it just shows a frame and no buttons,textfields,etc which i have added... waiting for a good response..!! |
| | Hi, I tried to deploy the books example. But in the deploy descriptor it says: [CODE]<web-app xmlns="http://java.sun.com/xml/ns/javaee" version="2.5" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"> <display-name>books</display-name> <listener> <listener-class>com.sun.books.listeners.ContextListener</listener-class> </listener> <servlet> <display-name>books</display-name> <servlet-name>books</servlet-name> <jsp-file>/books.jspx</jsp-file> </servlet> <jsp-config> <jsp-property-group> <display-name>books</display-name> <url-pattern>*.jspx</url-pattern> <el-ignored>false</el-ignored> <scripting-invalid>false</scripting-invalid> <is-xml>true</is-xml> </jsp-property-group> </jsp-config> </web-app>[/CODE] The only jspx file is books.jspx. After the application is … |
| | I am trying to debug a form that is basically a popup where the user enters a date and then two more dates are generated based off of date and the user can then edit those dates. When the user tries to save the second set of dates the "Element … |
| | Here Is My Code i am done with it and it works fine but i want to make this run in loop . like i want this program to ask Would you like to enter another Student Grade <Y/N>... Here Is the Code .. If Any 1 Can Help Plz … |
| | In my application I use a class that extends a JDialog. When my application encounters certain errors this diaglog should popup with the appropriate message. The problem I have is that after the message appears, when I click the OK button, the message reappears one or sometimes two more times … |
| | How I connect to the internet my project is to make java application make automatic login to my mails accounts(Yahoo gmail and so on) given password and email address and download messages from my inbox any one can help me . |
| | hi can you please improve my code.. thanks hope you can all help me... here's my codes: import java.util.Scanner; public class NumberToWord { public static final String[] DIGITS = {"one", "two", "three", "four", "five", "six", "seven", "eight", "nine"}; public static final String[] TENS = {null, "twenty", "thirty", "forty", "fifty", "sixty", … |
| | [I]Hello every body,[/I] I have a question, pls help me, thanx in advance. I am searching the response of these two questions: ?If we need to have a framework for a bank (banking business)it is better we use .net technilogy or java? (ehich one is preferable?) [I]Regards[/I] |
| | i have a .jar file that i want to run one certain computers on the network. Since these comps are changed out sometimes i wanted to add the java jdk that is up to date, the jdbc connector, and my .jar. I also have a batch file that copys and …  |
| | I want to call a 'C'api called BUICInit() in vendors dll from java using JNI.but the generated function name using javah is java_classname_API().so I kept my own dll and from my dll i called vendors dll.. I used loadlibrary()/getprocaddress()..it is working but is there any possiblities with out using getprocaddress … |
| | Hi, I have a problem with my codes now. I've actually extracted the column of information that I need from a text file. However, now I need to convert the output of the file to something that I specify, but I don't know how to do it. It is actually … |
| | Hi everyone, I'm pretty new to Mobile Development. I'm a final year student and this is my first major project that might just get me a job for next year. So I'm very keen on getting it working! Pleeease help :) As far as I understand - I need to … |
| | Hi all, I am using Netbeans for Java and MySql to Store my Datatbase, I get inputs from User and Encode the String input and Store the Data in my Database , My Problem is Some Strings are Stored as '??????' in my database. I am using code for Encoding … |
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