35,619 Topics
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| | 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 … |
| | hi, i'm trying to run a servlet code, but i get "HTTP Status 404 - Servlet Update2 is not available" error. i checked code, its perfect, web.xml is correct. but i did not find any .class files in my web-inf/classes directory. how could i get servlet .class files in web-inf/classes …  |
| | 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 … |
| | I'm having trouble getting ant to delete files. I'm working through a basic spring tutorial and it has included an ant target to clean the build: [CODE] <target name="clean" description="Clean Output Directories"> <delete> <fileset dir="${build.dir}"> <include name="**/*.class"/> </fileset> </delete> </target> [/CODE] It seems pretty basic to me, but it's not …  |
| | Hi, well, I have an ArrayList with this values ACU ACU ACU ACU ACY ACY AER AER AER AGC I need to get the number of items of each Word, so for ACU we will get 4, ACY we will get 2, AER we will get 3, AGC we will … |
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| | hey guys im new to Java programming and im trying to convert the code from an applet application to a application that would have a main method and could run on...lets say net-beans. here is the link for the applet that i want to change [url]http://javaboutique.internet.com/Absolute/[/url] and here is the … |
| | Hi, I was wondering how do i go about generating unique random numbers? ie i want to generate numbers between 0-9 randomly. I dont want to repeat the numbers.Then that no: should display on the buttons.ie there are 9 buttons. first randomly generated number should display on the first button … |
| | i want to create dynamic table and drop down menu from lists. i have 2 questions: 1. for the drop down menu i can run over the list and write the tag <option> inside the loop? it will create the menu with the number of items in the list? there …  |
| | Is it possible to read a file as lines are written to it but not lose your location in the file? As in there is a program that will write lines of text to a file until it reaches 2.4MB. I want to read this file as these lines of … |
| | when i run the server and the client i get the following errors: Client: [CODE]Exception in thread "main" java.io.EOFException at java.io.ObjectInputStream$BlockDataInputStream.peekByte(ObjectInputStream.java:2570) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1314) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:368) at Client.main(Client.java:29) Java Result: 1[/CODE] not really a error but it should receive the patients name?: [CODE]waiting for connection... Message Recieved:null waiting for connection...[/CODE] so … |
| | Hey all..am quite new to Java and I have encountered a problem with my program. I am getting the error message "cannot find symbol constructor". I have tried to figure it out but I have failed. I have read around that adding an empty constructor would help but this is … |
| | Okay this is my assignment question: Write a program that accept the format [I][B]last name, first name [/B][/I]and print out [I][B]first name, last name[/B][/I] Thats what I did: [code] import java.util.Scanner; public class Name { public static void main(String[] args) { Scanner input = new Scanner(System.in); System.out.println("Enter your name"); String … |
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