[java] Forum Topics

dear all the programmer i m facing a difficulty in creating the concept of data access layer (DAL)concept in java ...as it is implemented in .net...if any one can help abt this plz send mail at [i][email]email removed by moderator[/email][/i]

I've been trying to do this for weeks now, and can't seem to get it to work. I have a JTextPane called textArea2, and I have a variable called doc that gets the document from the textpane. I want to get the selected text but I can't get no code …

1. How do you clear the screen in a console java app? 2. How do you input text in the console area? Is it something with System.in? ...There may be more later :-P

Hello all, I am looking for an audio or video Java player which can be used on Foundation of J2ME platform. It is better an open source Java player (but not a must requirement). I am wondering where can I find related sources? regards, George

Hello everyone, I have written the following simple program to play a local .wav file. [Code] URL url = null; try { url = new URL("file:/c:/temp/sample.wav"); AudioClip clip = Applet.newAudioClip (url); clip.play(); } catch (MalformedURLException e) { // TODO Auto-generated catch block e.printStackTrace(); } [/Code] But when running the program, …

I need to know if there is any way that I could create an entrance box, for a link, that would change on part of the link.. What I'm trying to do is change the "User" part of that link, but leave the rest alone. [url]http://chat.teenchat.com/optichat.html?oc_acc=teenchat&oc_stage=2&oc_room=Test+[/url] Room&oc_dyn=&oc_user=Blah+Blah&oc_syspass=0 I'm not sure …

Hi everyone, I have two weird questions but bear with me for a while. The first question is about the printing of a styled document using the printable interface. i am using windows 98 and using the windows page format and print dialog. I have managed to print all the …

I am having a problem opening java applets...like in yahoo games or im windows.. on the bottom it says applet notinitited I'm a newbie not too technical an answer please

hi my project involves ping multiple comps simultaneously to do that i am storing results of each comp in its designated text file for that at startup i have to clear its contents i want to know how to do that in java???????

I am trying to write a program that generates an array of 3 random letters out of a choice of 6. I then want to copy the array and sort it, then check that none of the letters are duplicated. This is causing me major problems. The code I have …

hi my project involves ping multiple comps simultaneously to do that i am storing results of each comp in its designated text file for that at startup i have to clear its contents i wanted to know how to do that in java???????

Hi, i have written a servlet application as follows : import javax.servlet.HTTP.HttpServletRequest; import javax.servlet.HTTP.HttpServletResponse; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import org.apache.struts.action.*; public class SubmitAction extends Action { public ActionForward perform(ActionMapping mapping,ActionForm form,HttpServletRequest request,HttpServletResponse response) { return mapping.findForward("success"); } } But when I compile this file, the packages http, org.apache …

Hi, Can anyone please describe briefly what is the baisc function of the file web.xml in Tomcat5.0.19 ?

The following is a piece of code for performing linear search: [code] import java.io.*; class search { String str; int key,size,seaArr[]; public void getdata() { System.out.print("Enter how many data you want to enter : "); System.out.flush(); try{ BufferedReader obj=new BufferedReader(new InputStreamReader(System.in)); str=obj.readLine(); size=Integer.parseInt(str); seaArr=new int[size]; for(int i=0;i<size;i++) { System.out.print("Enter element …

Can i insert a JPEG picture into my application with out import javax.swing.*; ????? or is where a way to do that with out import javax.swing.*; ???

How can i plot a histogram from the results of the following code. Thanks in advance for your help Serkan import java.io.*; public class LineLen { public static void main(String args[]) throws Throwable { // // Open the file final String filename = "LineLen22.java"; BufferedReader infile = new BufferedReader(new InputStreamReader(new …

I need to get the position in a JTextArea...Anyone know how to do this?

How can i add reversing line code to the following code. Program must read the document which is selected by user from filechooser and write the reverse lines to another file. Additionally, I have to add a histogram which shows the length of each lines in document. [code] import java.awt.*; …

I have this code that is suppose to append text to a JTextPane, using the Document method insertString(). I can't seem to get the attribute argument right, so maybe one of you can point me in the right direction... Here is the one line of code giving me problems, just …

I am a new programmer in Java and now I am facing the following problem. If u please answer my queries it will be very much helpful to me. Can I use the following code : (a == 2) ? return 4 : return 5; instead of the following code …

i am trying to interrogate root DNS servers, using " TRACERT " but after going to first hop i am getting " Request timed out " please help. code is as follows import java.net.*; import java.io.*; class Whois extends Thread { public String traceCmdUnix = "tracert -h 10 ; private …

IS THERE ANY PARALLEL FUNTCION FOR DIG IN JAVA. "RouteThrough", "RT", TYPE_RT:: I tried this in java but i am getting this error at run time "ERROR - DNS Error: Unknown resource record type 'RT' " It performs DNS lookups and displays the answers that are returned from the name …

I am making a program that allows the user to enter the year he/she would like a calendar for, then the program computes the day January 1st will fall on. Then it is able to print out the calendar (see 1st attached image). I am having a problem getting the …

Will you help me to give some good link where I will get the meterial to learn jsp,ejb with projects,code. my email is [email]indranilray@yahoo.com[/email]

:) How I will install jakarta tomcat 4 in mycomputer though all the setting are being donerelating autoexec,please help me,Apache is running perfectly, can you help me?plesae mail me [email]indranilray@yahoo.comM[/email]y jvm is 1.4

i want to know if there is a way to access the bios of the client from the server in java or in any other language so that the boot failures in LAN clients could be found out

Im reading a book on java, and im on the lesson OOP and java. This is my code: [CODE]class Motorcycle { String make; String color; boolean engineState; void startEngine() { if (engineState == true) System.out.println("The engine is already on."); else { engineState = true; System.out.println("The engine is now on."); } …

Hi everyone, I have an embedded icon in a JTextPane and i am trying to print the contents of the JTextPane. I am getting the root view of the JTextPane and i am able to print the embedded icon from the the printer but here's the kicker in that it …

Hey all, I were wondering if someone could tell me what 'Chungaroo' means? Iv tried looking all over to find out what it means; i need to find out as part of a job assessment. Cheers for info [email]email edited by moderator[/email] :cheesy:

I have a method that counts the number of words in a JTextArea. It works pretty good, except for the fact it counts characters that's not letters as words(such as "!@#$" would be a word)... Here is the code that I have got so far(no erros, compiles and runs fine, …