36,051 Topics
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| | I am making a voice recognizer for my media player so as to stop and play the song through my voice .I tried to run a demo program given in the sphinx src through command prompt .I have also used apache ant to build sphinx pgm .when irun the demo … |
| | Hi All I need to know about how can we convert a PDF file to HTML file using java....If any one is having a source code post it.Otherwise suggest me how to do the task... Thanks in Advance...:)  |
| | So basically I have to write a simple calculator, that fine and I did it. The only problem is it can only operate on the 2 numbers which the user puts in. I want to make it like a real calculator that you carry around in your pocket. Example: "Calculate: … |
 | is there a way to remove the windows key effect on the local machine, so that my program doesn't minimize? I have tried an empty if statement, but that didn't do anything. Thanks for any help. |
| | I need to prevent entry to a car park system during public holidays, but instead of making more classes i was hoping it could be done within my existing method. my question is, is there such thing in java that already has public holiday dates predefined and can be used … |
| | since i cant figure out the right thing to do.. i will just have to ask how to use array, what is its purpose and some examples! thank you guys |
| | [B]Hi guys Whenever I run this program, some weird characters like: ([/B] [COLOR="Green"][I@1f436f5[/COLOR] [B]) appear.[/B] [CODE]int[] list= new int[3]; Scanner scan = new Scanner(System.in); for(int i=0;i<list.length;i++){ System.out.println("Enter a number:"); list[i] += scan.nextInt(); } System.out.print(list);[/CODE] [B]How can I fix this? It is supposed to print the numbers entered from the user … |
| | Hi In my Project,Struts actions uses services where services are all interfaces. However i do not have the implementation of the services developed yet. From googling i understood that mocking would be a good idea, but mocking is only done in unit testing. I want to use these actions in … |
 | I'm trying to create 10 files with random names and random data. Each line in the file consists of two integers and represents one "record". Naming the files and generating random data didn't turn out very difficult. But for some reason I fail to recognize, while I create 100 records … |
| | i'm a beginner for coding at java . net now i got a problem with input the port plz see the code [CODE]package test; import java.net.*; import java.io.IOException; import java.net.DatagramPacket; import java.net.DatagramSocket; import java.net.InetAddress; public class UDPCliet { final int buffSize = 10001;//buff size final int TIMEOUT = 3000; final … |
 | I have using following code over jdk 6.0 but after first round it doesnt work .... [code] if(table.getRowCount() -1 == table.getSelectedRow()) table.editCellValues(0,columnno); else table.editCellValues(table.getSelectedRow(),columnno); [/code] These lines are in mouse clicked method... Problem is when it reaches to end, and when fw button is pressed it jumps to another column.... … |
| | i'm trying to write a code that masks red and blue channel from the image inputted.I have retrieved r,g,b values but however stuck up in proceeding further.I'm just a beginner.Can anyone help me in this please? [CODE] public class Green { public static void main(String args[]) throws IOException { BufferedImage …  |
| | HI im a student and our professor asked us to convert a number into word: example: input= "1" output="one" i need to have numbers from 1-10,001 so my program will end up very long if i only use if else statement i know that there are other methods other than … |
| | guys i cant understand or even think of how i can start my program. I should input a number and convert it in words ..its so hard for me to understand how to do this because like what i have said im NEW here thank you so i need to … |
| | help guys! i got an error stating within this line "unclose string literal" System.out.println("Balance at the Month " +count+ " is " +Balance+ " after making a payment of " +RepaymentPerMonth"); But i cant suss it out! please get back to me cheers!  |
| | Hey so I have create a class FunWithIntegers. Add a method to the class called GreaterThanFive. Have that method accept an array of int. The method should allocate a new array that contains only the values from the first array that are greater than 5 and return it. [CODE] public … |
| | i want to make random numbers for x[row][col] that row =10 and col =10, but my problem is: how i fix random numbers of n[col]=5; here is my code: public static void main(String[] args){ double[][] x= new double[10][10]; int row,col; int n[]={0,0,0,0,0,0,0,0,0,0}; for(row=0; row<10; row++ ){ for(col=0; col<10; col++){ if( … |
| | Hello, Here I have a problem, I want to print the word after the Delimiters in a simple text file, but i cant able to do it also cant able to find a good example for that in a web. So please if anyone help for this.  |
 | [CODE]<html> <head> <title>Pie Chart Demo</title> </head> <jsp:useBean id=[COLOR=red]"myChart"[/COLOR] class=[COLOR=red]"classes.beans.votepie"[/COLOR] scope=[COLOR=red]"session"[/COLOR] /> <body> <h2>Vote Results Pie-chart</h2> <%String chartViewer = myChart.getvoteserve(request, response);%> <img src=[COLOR=red]"<%=chartViewer%>"[/COLOR] border=0 usemap=[COLOR=red]"#imageMap"[/COLOR]> </body> </html> [/CODE] accessing this above viewrst.jsp file shows the following error: [CODE][B]HTTP Status 500 - [/B] [B]type[/B] Exception report [B]message[/B] [B]description[/B] [U]The server encountered an … |
| | How do strings work? In C we must declare the size of a char array to represent a "string". But in java we do not allocate memory for the size of a string. So how does the string work? Is there a pre deterimed size assigned to strings from the … |
| | Hi everyone, I hope you can help me with this. I have everything in my code working properly except for the fact that the payment amounts are being displayed in the command window and I need to display them in the text area, as well as adding scroll bars to … |
| | Hi, I'm trying to make a simple calculator. I don't know how to make the display screen and my buttons are not aligned properly. [code]import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.awt.event.*; public class Calculator extends JFrame{ private JButton btn0 , btn1, btn2, btn3, btn4, btn5, btn6, btn7, btn8, btn9, … |
| | As part of our exam project we need to write a GUI in java, the problem is that the structure has got us stumped. I'm not asking you to do our work, but if someone could nod us of in the right direction it would really be appreciated. We want … |
| | I have the following code and I want to move from one button to an other depending on the roll of the dice,for example if the dice rolls 5 i want to go to (1+5) six and to put a diferent color to it and so on.Can you help me. … |
| | Hi everyone! I'm experiencing some trouble with a fairly simple problem I guess. First of all, I'm not a real expert when it comes to java, but I would like to learn it mostly by self study. And I'm sorry for the lots of code, but I can't really specify … |
| | Hi guys I have a bit of a problem here about the alignment no what I try it always end up like that, the 2nd-3rd row course and sexcode column is what I want to fix >.< package studlist; here's my code: public class StudList { public static void main(String[] …  |
| | I wanna know what type of parser is used in the javac compiler. whether a top-down or bottom-up parser is used..... ? |
| | I have a program that reads from a database, and then displays the results in a TextArea. Then when the user hists upload the file will be saved to a .txt file, and then uploaded to the database. But currently I am getting the original which looks like this in … |
| | I have created an XML schema that holds flights and i want to use to be able to create an XML document that contains all the flights. However, i can only write single flights to the XML file. So can anyone tell me how i can add multiple flights to … |
| | Im writing a java system for some one, and no contract has been established so far. Im just wondering, if i dont sign any contract, to whom does the source code of my project belong to? Is it mine? do i sell it to him? does he just get it? … |
| | How to add three jtables to a single jscrollpane. JScrollpane.add() function doesnot show jtable header. |
| | I've created a class called PrintableReport that uses Java2D to paint a report from a database table to the screen. The user can then click the PRINT button to send the report to the printer. However, the printed page's formatting is not consistent with the onscreen formatting. In particular, class … |
| | Im reaaly starting to hate netbeans... its like it changes my code for me!!! I use java mail to send emails. Now i got it to work a few days ago. already imported the api, and what have you (images attached). And i was able to send emails, and today … |
| | Hi again all. Having continued with my project I have managed to finish my [I]Board()[/I] which is where my main game occurs. I have also created a main menu which is instantiated from my [I]main()[/I] method and appears as soon as the program is run. My current problem is invoking … |
| | well,the title says it all. What are the disadvantages and advantages? Is it better to compile java in ms-dos or in IDE such as eclipse(which is popular as they say). Which do you prefer? |
| | Hi, Is it possible to call OSGI service implemented in external bundle from EAR package? Is there a tutorial how this is implemented? Regards |
| | Hi, I'm new to java, I'm using netbeans， I create two tables, master table and detail table, detail table has a composite primary key, one of the primary key refer the master table's primary key, when I created a desktop application, the detail parts only show the columns which are … |
| | hey!tell me that what is difference between info contained in cookies and session(made in web container) ? let i have opened a website and done something in it and then i opened another site and do something on it. then tell me what is the info cookie is containing and … |
| | Hi, i need to retrieve the combo box value to the string parameter in the same page parameter for checking condition is it possible in JSP ? [CODE] <%@ page import="java.io.*"%> <%@ page import="java.sql.*"%> <%@ page contentType="text/html" pageEncoding="UTF-8"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <%@ page language="java" session="true"%> … |
| | I am trying to create a countdown timer using the javax.swing.Timer class. In order to display it I am only allowed to use javax.swing.JFrame and javax.swing.TextField classes. Well my Timer works as I expected. But I have trouble when I am trying to display it in the JFrame. It appears … |
| | hello guys, ive been searching for ages on how to disconnect a client whether the request is from client or server but i cant find one. I thought the Naming.unbind() would do the trick but its not. anyway, this is my server code since I want to have my server … |
| | This must be the Most Irritating Bug or what ever it is, EVER!!!! Im using Netbeans 6.9.1 and i have a main form, with a JMenuBar (dropdown bar) in that form. Now i have allot of items in that bar. But netbeans chooses some random time to remove 1 to … |
 | Hey Everyone, I just have a quick question... does anyone know how to test 2 integers (int a, int b) to see if int a is evenly divisible by int b? I tried it like this but it doesn't really seem to work: [CODE]public boolean isDivisible(int a, int b) { …  |
| | I was making an item for a game im modding, but it cant seem to read the variable and perform its function. Yeah, it recompiles fine, but dosent work ingame The functions that dont work ingame, are -Printing A Chat Message To An Entity -Setting Variable Timesshot to 0 -Damaging … |
| | please consider the following file of given staff. [CODE]Bob 100100653 5860 London H3ll0 1[/CODE] How do i extract the 6th line for multiple files and generate a report in java for each files under same directory? the above is just one file data. i want to read multiple files and … |
 | I am reading the book Head First Java. Reading the chapter 'networking and threads' I tried to run a project in my Eclipse IDE that consists of a chat server and chat clients. The problem is that I am getting no feedback in the clients text area and debugging seems … |
| | Hi, I'm a beginner with Java and I've encountered some trouble with simple I/O. Thing is, I have to enable the command line and write a file name of a textfile which holds a simple number. That number I have to get from the file and into JGrasp and print … |
| | So, I need to make a flash card app on java and I'm planning on using blueJ. My main problem is that I don't really understand how to make a menu interface in which you can choose to flip the card, go to the next card, etc. Thats my main … |
| | Can someone help me with this? I have proble with Array Lists , As you can see in the ouput I get same values but I need to put in different values , what am I doing wrong? Thanks in advance and Happy New Year! [CODE] import java.util.*; public class … |
| | My task is to: Pick 10 of my favourite NBA or NHL players from 2 top teams and display the player name, team name, points, rebounds, and assists for each of them. I then have to store this information as a table in a .txt file (This part is completed). … |
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