32,204 Topics
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| | Hello, I am having a problem writing to a file on a client/server application. I can send the data from a JTextArea to the server, it appears to read the text, but I cannot seem to get the server to write the data to the .txt file. Can anyone help? …  |
| | command[0] = "cmd"; command[1] = "/C"; command[2] = "dir"; command[3] = "C:\\SomeDir"; Runtime rt = Runtime.getRuntime(); Process p = rt.exec(command , null , workDir); It is working fine. Here the executable command is "dir". Here p.waitFor() gives value 0. [COLOR="Red"]But if I give any other command suppose "rename *.doc *.rtf" … |
| | I have been working on a program that Should Scan a small Subnet i.e for eg 10.1.1.1 to 10.1.1.255 with the subnet mask 255.255.255.0 I am attaching screenshots of the main screen of my project as "Screenshot 1" source code :jMenu.java I am posting the code here: [code=java] package projectpack; … |
| | Hi all. I am trying to do a kind of streaming app in j2me, for a w810i. The device I am streaming data packages to, have a buffer of 10kbytes for me to use. I am streaming datapackages where 24Kbytes is used in about ½ second. Does anyone know if … |
| | When you put an item on a queue, how do you show the items inside the queue? do you use peek method? the situation is a linked queue... |
| | import java.io.*; import java.util.*; import javax.swing.*; import java.util.StringTokenizer; public class Sample { public static int count = 0; public static String s[]=new String[2]; public static String s2; public static String s3; public static void main (String args[]) throws IOException{ isRead(); } public static void isRead()throws IOException{ int count2 = 0; … |
| | i used setundecorated(true); to remove the buttons and border of the window,,the problem is the frame only stays where it is, because the title bar is removed i cant drag it around the screen anymore.. what code should i add to be able to drag it anywhere in the scree …  |
| | Hello everybody, I know what I want to do with the code, but I am not sure where exaclty to put the "if" statements. I am working on a weekly payroll program and I need to put in an if statement so it throws an error if the weekly hours … |
 | Hello everyone, Im back, with a new problem. LOL! I need to change Java datatypes to SQL types. I have sql queries as String object. like this one : [CODE=sql]create table MyTable ( id bigint, name String , city String , state String ) OR create table MyTable ( id … |
| | Hi I have been using java.swing for my GUI programs so far and i kinda hit a brick wall, and i think its a stupid one on my account, i cant find a way for something to load a html file to the screen using a java.swing control. This is …  |
| | Hi When using java, for almost all the time i just use java.swing for my applications that i make, yet when using other programming languages i often find that the GUI toolkit that comes bundled with the download of the Development Kit, is not quite as good as some third … |
| | i have 2 combo box country and state if i select any one of the countryin first combo box automatically partcular state shoudl display in second combo box ...can u tell me javascript coding for this ? |
| | Hi everyone, I am trying to insert a image into the jtextpane using the html document as the default document for the jtextpane. It seems that nothing happens when i try to insert the image from disk. htmldoc - an instance of the HTMLDocument class TextPane1 - an instance of … |
| | Wel, I have discovered, how to copy one text file to another,yet. (See code bellow). However, I really need to Cap every word in the source text file and copy the text that way to the second file. But I'm desperate. I tried few ways to make it (via Character.toUpperCase()) … |
| | I will be starting working on perl and java soon.. Can anyone please help, form where to start so that i get the confidence of working on it and i can do hands on. |
| | hi guys how r u doing .. i am trying something in java .. i want to know if there is a way to the java looks into the current year. i want to be to return the age of someone after filling in his birth year .. and then … |
| | [code] stm =con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE); rs=stm.executeQuery(qry); rs.last(); String s=rs.getString(1); [/code] I have backend as sybase. But above code is throwing an error as follows: [code] Error [Sybase][ODBC Driver][Adaptive Server Enterprise]HEADERFORMAT1 not found. Specify owner.objectname or use sp_help to check whether the object exists (sp_help may produce lots of output) [/code] |
| | Hi, I've just started a Java course, which is giving me trouble because I've had so much unscheduled overtime. I have three programs due that have small problems that I can't fix no matter how many changes I've made. They are really basic, but I've only been one week into … |
| | i wont to use shocket programming to create a chat client. and the end users should be given a GUI interface. are there any sample codes available online .. please help me find some sample codes.. |
| | I'm in the process of writing a program that generates six random numbers. If I run the program I have so far, there's a bit of a problem. It is possible for this code to generate the same random number more than once. Generally speaking, lottery tickets require the numbers …  |
| | Im trying to make a counter that tells how many times a name appears with array. I am using a scanner that read the names from a file and stores it an array. It then uses random class to pick a random name. I then stored all the names that … |
| | Hi all. I have string contains xml content. I use dom xml parser. Below is my parse code. DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); DocumentBuilder builder = factory.newDocumentBuilder(); Document doc=builder.parse(new InputSource(new StringReader(xmlText))); It works but very slow. too slow. If i write xml to file and parse from file like builder.parse(filePath) then …  |
 | Okay, I am a new student (to Java--well programming in general) and the first assignment we have is to create a program that computes the future value of an investment based on three user inputs (principle deposit, interest rate, and length of term in years). First of all, I am … |
| | Hello, I downloaded some code from coreservlets.com and put the code on BEA WebLogic 8.1. The code is actually from ch4 of the book "Core Servlets and Java Server Pages (Hall/Brown)". I wanted to run a particular html form that one fills out then goes to a servlet. The html …  |
| | I'm new in Java and supposed to write a program that prints a number into a diamond shape. It doesn't print correctly, can someone point out where I'm messed up? [code] private static void diamondOfAsterisks(int number) { int spaces = number / 2; int stars = 1; int row; int … |
| | Hello!!! For my assignment I have to develop small library system. I'm doing ok, I'have developped borrower and book classes and they work just fine... I was wondering if anyone could just suggest how to implement copies for the book. (Sometimes the most popular books will have more copies)I'm not …  |
 | I need a code that when I'm given two number, the computeer gives me back 4 integers ex) user gives me: "3 & 6" The computer displays back: "3,4,5,6" |
| | Can someone point me in the right directions. I have to build on an existing mortgage program. I have to pull interest rates in from an external txt file and have them populate my array. The array will then be used in a combobox pull down. I don't know which … |
| | Hello everybody! I am new to the site and to java. I am in week 2 of my java class now and still not sure if I am enjoying it. Unfortunately I would say it is my weakest link in the IT field so I picked this class on my … |
| | I have 2 .java files called model.java and table.java I have 3 class files, model.class, table.class and WindowCloser.class (which is in the table.java file). I've looked online on how to make a jar file, but whenever I try, either nothing happens or it says Main-class not found. table has the … |
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