32,199 Topics
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| | 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???????  |
| | hello every body in my site i want to use java script for main menu. for example i have link 1)about us 2)vision 3)product- steam generator Engineering services textile machinery etc when mouse over on the product link the link further show sub links i dont want to use flash … |
| | 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, … |
| | Hi, I want to load a simpel image into a JPanel. I use the following way: public class MyClass{ private Icon Bild = new ImageIcon("http://today.java.net/jag/old/green/duke/T4.gif"); JLabel jLabel2 = new JLabel(Bild); private void init (){ jLabel2.setBackground(Color.white); jLabel2.setForeground(Color.white); jLabel2.setBorder(BorderFactory.createEtchedBorder()); jLabel2.setPreferredSize(new Dimension(100, 70)); jLabel2.setIconTextGap(0); jLabel2.setLabelFor(contentPane); jLabel2.setIcon(Bild); } } I think the code is … |
 | The background to this question is that I have discovered a virus on one of my computers that adds a block of encrypted activex code to html and php pages. Unfortunately all the virus cleanup tools delete the infected files... being a webdeveloper this means a lot of my 'working … |
| | Hi everyone, I am currently trying to create a tool that jars all my classes into an executable jar. What i mean is that when i click on the particular jar file in windows explorer the program is run. I managed to create the jar file but the problem is … |
| | I have a JTable displaying the results of user-defined searches which are sent back across the Client Server network. First off everything displays fine, but when I specify search criteria, nothing is displayed. I have printed out the vector containing the information at the client end and all the data … |
| | Hello everyone, I have a very important thread in my application and I do not want it to be terminated accidently, or in other words, if it is terminated for some reason (for example, be terminated by some unhandled Runtime exceptions), I want it to restart automatically. I am wondering … |
| | Hello everyone, I want to load the binary content of a .class file in a dynamic approach. In more detail, I want it to work in the following approach. When given the name of a class, I can retrieve the binary content of the .class file. I have written the … |
| | I have a library of my own stuff written in Java, and I use the JavaDoc feature to help me keep it organized. My question is how do I get JavaDoc to print my little blurb of the package? For instance, [URL]http://java.sun.com/j2se/1.5.0/docs/api/overview-summary.html[/URL] you can see what i'm talking about in … |
| | I need to open a word doc template from a java application and i also need to dynamically update the fields in the template with some values from the java application.. Can anybody help me????...... Thanks in advance.......... |
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