32,199 Topics
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| | I hide text inside image then i want to save the image wich contain message . The problem is when i save image with JPEG it saved but give me exception : [B]java.lang.IllegalStateException: Output has not been set! at com.sun.imageio.plugins.jpeg.JPEGImageWriter.write(JPEGImageWriter.java:312) [/B] and when i save image with any other formate … |
| | Hello everyone! I have a button on my main form that allows me to get the visitInfo Table. The data are displayed inside a JTable. What I would like to know is how do I edit or delete a row from that Jtable by the click of a save button … |
| | Folks, I'm getting the following error message from Trados Studio 2009, a computer-aided translation program. "QuickInserts will not be available. Failed to create Framework 1 plug-in filter components. Failed to create Java Virtual Machine." Some Googling suggests that the problem might be caused by not allocating enough memory to Java. … |
| | How do you search for information in a file already created. Also how to add or delete existed information from same file.  |
| | could anyone help me i have been trying to do this for a good 2 hours now and still can't get it to work :( i have created this class diagram for the server side of my project and i can't get the inheritance right i need to be able …  |
| | [code]import java.util.*; public class array1 { public static void main(String[]args) { int[] value = new int[1000]; Scanner keyboard = new Scanner(System.in); for (int i = 0; value[i]!= -999 && i < 999; i++) { System.out.print("Enter number " + (i + 1) + ": "); value[i] = keyboard.nextInt(); if(value[i] == -999) … |
| | so im trying to make a game for school that i have to have done by friday at the max my source for the main class is [CODE]//shooter game //main class import javax.swing.*; //frame import java.awt.*; //color import java.util.*; import java.awt.event.*; public class Shooter extends JFrame implements KeyListener{ Image img; …  |
| | This is what Im gonna do: In a class called UsefulMethods : a) Write a method public static int maxOfTwo( int tal1, int tal2) {} . As you can see this method will accept two integers as parameters and returns the larger of this two. [B]This one I rly need … |
| | I currently have a complete CLI program, which consists of around 12 classes. I would like to convert this program into a GUI. My weak point is using GUI when several classes are involved. My final program is going to have around 5-6 different screens. Should I incorporate the GUI … |
| | java is robust and secure what is meant by robust and why is java robust? why is java called secure? can any one please help me with these? |
| | import java.io.*; public class duplicateArray { public static void main(String[] args) { // check the no. of args if (args.length != 3) { System.out.println("No. of args is not correct"); System.exit(0); } // open file BufferedReader in = openfile(args[0]); if (in == null) { System.exit(0); } // read file int Rows … |
| | Hi guys, am currently stuck while trying to connect an Omron V720 series RFID equipment to read and write tags. I've have it in source code on VB6 but i want to create it in Java. I am using RXTX to connect to the RFID equipment and send the codes, … |
| | Hi, I'm using WebSphere WebFacing tool to convert an old 5250 application and I am getting this error when I try to convert a particular application. I've tried increasing the java heap but this does not make any difference. Would anyone know how to allocate more memory within websphere? Thanks. … |
 | I am experiencing a problem with this CheckBoxJList class (I found it posted somewhere, it is not mine), in which when there are no boxes checked, and then you check a box, you cannot click to uncheck it--you must first check another box. This is an annoying bug and I'm … |
| | Hi I am new to Java GUI development I installed the NetBeans IDE I have not used anything other than Visual Studio in my life I have studied Java in school and college and am familiar with it So i was able to create a basic application but don't know … |
| | well im thinking of making a program that can impress my instructors,, can you suggest what program should i make?? and please assist me.. |
| | Hi, I'm trying to print some text on a credit card size card with a card printer. So, I'm using the print api and it works, the only thing is I want to position text somewhere specific on the card but that I can't change the coordinates of the imageable … |
| | hello This is Sarada Adiraju. I have signed up for this community today. i got an error in a java program Its REACHED END OF FILE WHILE PARSING ERROR. Can anyone help me to solve this and I wanna know about why am I getting this error. Thanks. |
| | what is eclipse? well i am a beginner in java n i am learning the basics will u plzz explain about eclipse in a clear way |
 | Hi I'm writing a client/server remote viewer application where screenshots of the desktop are sent across the network over a socket. I'd like to reduce the size of the transfer by getting [I]the difference between the two images and then sending the difference[/I]. The difference would be at least a … |
| | Hello sir.. I am talking about the skype password. Actually I have made some accounts on skype... I have got the location of password stored in the encrypted form. And that location is..at a credential2 tag in xml file which is C:\Documents and Settings\Administrator\Application Data\Skype\skype_username\config.xml. As far as I know …  |
| | I am trying to create a program that counts the Prime numbers then I will continue and use this second method in my main method. I am confused how to count the Prime numbers. I just pulled the text from JEdit.. not sure if that was the right way to … |
| | Hi, I have a problem, I have written a class, inside another class. No problem with that, but I have now come to develop a unit test for the outer class. The JUnit must be able to test the methods of the inner class as well as all other class … |
| | Hope i have posted the mail in the rite place. what I have done so far is: 1>I use Borland C++ Builder Version 5. 2>I use TCppWebBrowser which can access a website. which could be done through any browser outside my application.So no point in what i have achieved till … |
| | Hope i have posted the mail in the rite place. I need to know the google map API to save maps to a folder. My borland c++ application should in the background download the map according to a gps latitude longitude and save the map in a folder. There is … |
| | Hi, I want to execute unix commands(pdftops and ps2pdf) in windows system using java environment. but m getting error.plz help me. here is my code:[CODE] public static Process p1; public static Runtime rt; rt = Runtime.getRuntime(); ////linux commands filename=args[0].replace(".pdf","temp.pdf"); String pdftopsCmd ="pdftops "+args[0]+" temp.ps"; String pstopdfCmd="ps2pdf temp.ps " +filename; p1 … |
| | Hello Sir, I am doing a small mini project for my college and i need code on how to create a minimun of hundred buttons placed in a grid. you will be a lifesaver if you can provide me with this little task Thanking You. |
| | I have been beating my head against the walls about the all time favorite Cars Inventory program. I got Cars to compile but won't run due to a exception in thread "main"java.lang.NoSuchMethodError:main and spent many hours....trying to eliminate error. [CODE] // Cars.java //Car inventory program public class Cars { private … |
| | I am Trying to write a Java Program that animates 4 arcs to make it look like a moving fan. As of now I have the arcs drawn and Im trying to make buttons for my slow, med, fast and off settings Im getting the following errors: DrawArcs.java:6: cannot find … |
| | So, yes, this is a homework assignment, but I have been working on it for days and I really need a push in the right direction please. I have a gui with four buttons: first, previous, next and last. The gui comes up fine. I also have 4 windows with … |
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