32,204 Topics
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 | Hi, I have a few simple questions regarding sending SMS from my PC to my moble phone. I have two libraries which should be able to send SMS messages: [CODE] import com.simplewire.sms.*; public class send_text { public static void main(String[] args) throws Exception { SMS sms = new SMS(); // …  |
| | Is it possible to write a class and hava a another class add that to a panel? |
| | Java program to find the longest substring which are common in 3 strings. Please help me out. Madhurita |
| | Probably a stupid question, but I need the 'colour' variable for an external class, and it can only return something when it's declared in the constructor. However, the colour returned would then never change. Is there a way to return values from the change listener, or anything else that I …  |
 | Hi all, I'm working on a project in Java that involves developing a GUI that can, among other things, receive user input from the keyboard, receive and store handwritten input (characters/words) done with a mouse, and display png images. Eventually the program will be used on a linux environment, but … |
| | hi does any1 knw how to put the path for servlets in netbeans. it is located in src/java/controll/servlet i have this in my code action = "servlet/controll.servlet" but it says directory not found thanx ps I posted it here because nobody is answering it in jsp section!! :rolleyes: |
| | [CODE]import java.util.Scanner; public class bankAccount { //instance variables public String name; public int number; public double balance; public double deposit; //constructor public bankAccount(String name, int number, double balance, double deposit) { this.name = name; this.number = number; this.balance = balance; this.deposit = deposit; } public double getBalance() { return balance; …  |
| | My above code is reading TCP data and writing them in minute file under recording directory as follows: /WSIGraphicRecord3/recordings_dir /WSIGraphicRecord3/recordings_dir/20100512133155.ws /WSIGraphicRecord3/recordings_dir/20100512133256.ws /WSIGraphicRecord3/recordings_dir/20100512133357.ws /WSIGraphicRecord3/recordings_dir/20100512133457.ws /WSIGraphicRecord3/recordings_dir/20100512133557.ws /WSIGraphicRecord3/recordings_dir/20100512133658.ws /WSIGraphicRecord3/recordings_dir/20100512133800.ws /WSIGraphicRecord3/recordings_dir/20100512133900.ws /WSIGraphicRecord3/recordings_dir/20100512134001.ws /WSIGraphicRecord3/recordings_dir/20100512134101.ws /WSIGraphicRecord3/recordings_dir/20100512134202.ws /WSIGraphicRecord3/recordings_dir/20100512134302.ws /WSIGraphicRecord3/recordings_dir/20100512134403.ws /WSIGraphicRecord3/recordings_dir/20100512134503.ws /WSIGraphicRecord3/recordings_dir/20100512134603.ws Now my question is how to playback these files with same speed? I am able to … |
| | Hello forum, I am stuck with a field comparison problem for two files. In one file I have first names and other pet names. Now I am trying to get results where first names are within a 20 word range of pet names(+-20 for checking on each side of word … |
| | I had this basic question. Suppose I have a directory on my computer C:\Abc\New. Now I can access this directory using : File file = new File("C:\\Abc\\New"); Now I can open all the files inside this directory using : File[] files = file.listFiles(); And I can process the files individually … |
| | Dear all, I developed a web application and it is working fine, except for one issue. The application includes uploading files from a JSP to my servlet, and the issue is that i would like to have a limit for the uploaded files on the client side (before actually uploading … |
| | Hi there, I am a High School CS student and I'm making a simple version of Deal or No Deal for my final project. I'm an trying to figure out how to find the money value in the player-chosen case and mark that cash value off of the fakeBoard. I … |
| | The following example is taken from GWT tutorial ([url]http://code.google.com/webtoolkit/doc/latest/tutorial/codeclient.html):[/url] [CODE]private void addStock() { final String symbol = newSymbolTextBox.getText().toUpperCase().trim(); newSymbolTextBox.setFocus(true); if (!symbol.matches("^[0-9A-Z\\.]{1,10}$")) { Window.alert("'" + symbol + "' is not a valid symbol."); newSymbolTextBox.selectAll(); return; } if (stocks.contains(symbol)) { newSymbolTextBox.selectAll(); return; } int row = stocksFlexTable.getRowCount(); stocks.add(symbol); stocksFlexTable.setText(row, 0, symbol); Button … |
| | Hi, Im having a problem displaying text in JTextPane. I want to be able to append text (e.g. "Task 1 completed..") after a task is completed. But mine display the text once all the tasks are completed which is quite useless as user does not know what is going on. …  |
| | Hi all, I have two strings containing dates.. I converted them into Date objects. now I want to compare them. I know that there is a very small difference between the two.. difference of a few seconds..... which i want to disregard. if i use the equals method, my program … |
| | Hey everyone, I'm attempting to write a directory monitor in java but I'm stuck. I'm trying to find something in Java that is like FileSystemWatcher in .NET but I don't think java does. From what I read is that you have to continually poll the directory for changes. What I … |
| | hi, i have an applet and it will send the request to action class there i wrote the data base connections and retrieval operations......its working fine but first 8 requests only i am getting the response..after that nothing response from action class ..and if i refresh the url applet is … |
| | Hey guys, I'm a bit of a Java noob but could someone please explain digital signatures to me. I have an application and I build it using the command [CODE=shell]javac -classpath %CP% TunerApplet.java jar cvf TunerApplet.jar *.class jarsigner -keystore Tuner -storepass authentic -keypass authentic TunerApplet.jar Tuner[/CODE] As a guess it … |
| | I am having trouble understanding how an interface could improve my app. I have a DAO class for each profile that logs into the app.this DAO class will know how to insert,delete,update,remove,etc concerning that profile and the database and populating components with database data . I introduced an Interface for … |
| | So I have an assignment that involves the need of a vector in it can someone help me to code it i need to get the "text" in a "textbox", you know just passing it... btw, I'm using Netbeans and I need to code it on JSP... |
| | Hello everybody, I'm working in a java interface and I'm trying to use an image as a background but nothing from the result I found in the internet seems to work well with me :/ my code is: [CODE]import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.border.*; import java.awt.Color; public class … |
| | I've got a NullPointerException at line 50 (and the init on line 12). Can't figure out why. [CODE]private String gradientText[] = { "Gradient State", "Gradient Cols" }; private String lineText[] = { "Line Width", "Dash State", "Dash Length" }; private String shapeText[] = { "Shape Type", "Fill State" }; // … |
| | I installed J2EE SDK in windows 7 machine. But I can't seem to find the location of quite a things. In the J2EE tutorial, they mention there is something called J2EE_HOME. I don't seem to find it. There was a previous installation of J2SE sdk in program files. That is … |
| | hi guys can somebody tell me a short method of initialing some thing like this. [CODE] public static final int[][] CITYARRAY = new int[][] { {0, 0}, {0, 1}, {0, 2}, {0, 3}, {0, 4}, {0, 5}, {0, 6}, {0, 7},{0, 8}, {0, 9}, {0, 10}, {0, 11}, {0, 12}, … |
| | I have three classes one which is class User contains information about users name, last area code etc.... and it must implement Comparable but receiving generic parameters. Another one is a custom doubleLinkedList which basically has a link to the right and one to the left and contains a generic … |
| | I finally figured out that my applet needs to be signed for it to work. So I've spent the last few hours figuring out how to do that. I used the keytool to create my .crt file, then created the .jar file using jarsigner. After I did all of that, … |
| | Hello Is there a recommended way to drag a table from netbeans pallet and use ResultSetMetaData or any class to have the table change automatically for any table being displayed? thanks |
| | This is my class [CODE]import java.io.*; public class bankAccount { //instance variables public String name; public int number; public double balance; public double deposit; //constructor public bankAccount(String name, int number, double balance, double deposit) { this.name = "John Smith"; this.number = 123456; this.balance = 0.0; } public double getBalance() { … |
| | I've been working on an applet that gets all the links from a webpage. So far, I have it getting the source. I have found some regular expressions that supposedly will parse out the source, but it doesn't make any change to the original source. I also found some example … |
 | Hello everyone, I quite new at JAVA and one assignment is on my nose and I am going crazy.. My task is: "[I]Create a solution for the following scenario: A local community mobile college unit holds 2 different classes in literacy and numeracy for mature students. A student can join … |
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