Listening to JTable Events with a TableModelListener : JTable « Swing « Java Tutorialyou want to dynamically update your table data, you can work with a TableModelListener to find out when the data changes. The interface consists of one method that tells you when the table data changes.public inte…[ More ]

Listening for Changes to the Rows and Columns of a JTable Component : JTable « Swing « Java Tutorialimport javax.swing.JTable;import javax.swing.event.TableModelEvent;import javax.swing.event.TableModelListener;public class Main { public static void main(String[] argv) throws Exception { JTable ta…[ More ]

JTable Filteringimport javax.swing.JFrame;import javax.swing.JScrollPane;import javax.swing.JTable;import javax.swing.RowFilter;import javax.swing.table.DefaultTableModel;import javax.swing.table.TableModel;import javax.swing.table.TableRowSorter;public class JTableFilterDemo { public static void ma…[ More ]

The print() method returns a boolean, so you can discover if the user canceled the operation.import javax.swing.*;import java.awt.*;import java.awt.event.*;import java.awt.print.*;public class TablePrint { public static void main(String args[]) { final Object rows[][] = { {"one", "1"}, {"two", "2"},…[ More ]

58.4.public JTable(Vector rowData, Vector columnNames)import java.awt.BorderLayout;import java.util.Vector;import javax.swing.JFrame;import javax.swing.JScrollPane;import javax.swing.JTable;public class JTableCreatingByVector { public static void main(String args[]) { JFrame frame = new JFrame(); fr…[ More ]

The ListSelectionModel class provides constants for the different selection modes.The ListSelectionModel interface and DefaultListSelectionModel are used to describe the current set of rows and columns within the JTable component.They have three settings:MULTIPLE_INTERVAL_SELECTION (the default)SING…[ More ]

import javax.swing.JTable;public class Main { public static void main(String[] argv) throws Exception { int rows = 3; int cols = 3; JTable table = new JTable(rows, cols); Object o = table.getModel().getValueAt(1, 1); }} …[ More ]

Batch_Converterimport ij.plugin.*;import java.awt.*;import java.io.*;import ij.*;import ij.io.*;import ij.process.*;import ij.gui.*;/*  Converts a folder of images in any format supported by ImageJ's File>Open command into TIFF, 8-bit TIFF, JPEG, GIF, PNG, PGM,BMP, FITS, Text Image, ZIP or Raw. The …[ More ]

Convert colour JPEG to PGM formatimport java.io.*; import javax.media.jai.*; import javax.imageio.ImageIO; public class ConvertSpeed { private static String inputFileName = "C:\\Program Files\\balloon.jpg"; private static String outputFileName = "C:\\Program Files\\balloon.pgm"; public static void m…[ More ]

java pgm 2 jpeg/pngint[] myImage = getGreyscaleIntArray();BufferedImage im =newBufferedImage(width,height,BufferedImage.TYPE_BYTE_GRAY);WritableRaster raster = im.getRaster();for(int h=0;h        raster.setSample(w,h,0, myImage[h * width + w]);}}ByteArrayOutputStream myJpg =newByteArrayOutputStream(…[ More ]

The Java program given below converts a jpeg image into a byte array :import java.nio.file.Files;import java.io.File;import java.util.Arrays;import java.io.IOException;class ImageToByte{public static void main(String args[])throws IOException{File fi = new File("puppy.jpg");byte[] fileCont…[ More ]

how to convert png to pgm image?i have created an image using java. it is in png format but i would like it to be in pgm format. anyone can help to edit my code (which fails to run)? thanks!view source print?01import java.awt.image.BufferedImage;02import java.io.File;03import javax.imageio.ImageIO;0…[ More ]

convert-image-to-bytearray-2import java.awt.image.BufferedImage;import java.io.ByteArrayInputStream;import java.io.ByteArrayOutputStream;import java.io.File;import java.io.IOException;import javax.imageio.ImageIO;import com.sun.org.apache.xerces.internal.impl.dv.util.Base64;  public class SimpleConv…[ More ]

convert-image-to-byteimport java.awt.Graphics2D;import java.awt.Image;import java.awt.image.BufferedImage;import java.io.ByteArrayInputStream;import java.io.ByteArrayOutputStream;import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.IOException; impor…[ More ]

pgm to jpeg codeimport java.awt.image.BufferedImage; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.IOException; import javax.imageio.ImageIO; import com.sun.org.apache.xerces.internal.impl.dv.util.Base64; public clas…[ More ]

HttpPostExample.Java Filepublic class HttpPostExample extends Activity {TextView content;EditText fname, email, login, pass;String Name, Email, Login, Pass;/** Called when the activity is first created. */@Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);se…[ More ]

HttpGetAndroidExample.java File   public class HttpGetAndroidExample extends Activity {                 TextView content;                 EditText fname,email,login,pass;             @Override             protected void onCreate(Bundle savedInstanceState) {                       supe…[ More ]

Creating the Android Application to Interact with our Remote Database!In this Android Remote Databases mini series we’ll create our Android application to parse the JSON data that our PHP scripts output. Our Android application will be able post data to our PHP scripts to register a new user, sign…[ More ]

Use MVC Pattern To Create Very Basic Shopping Cart - Android ExampleSimulator ScreenshotsAndroid Example Screenshot 4Login to download source code. Related ExamplesGlobal_Variable_Or_Application_Context_Variable_-_Android_Example    Global Variable Or Application Context Variable - Android ExampleIn…[ More ]

PHP validate XML against XSD for more detailed error.PHP Code : function libxml_display_error($error){$return = â€Â�\nâ€Â�;switch ($error->level) {case LIBXML_ERR_WARNING:$return .= â€Â�Warning $error->code: â€Â�;break;case LIBXML_ERR_ERROR:$return .= â€Â�Error $error->code: â€Â�;break;case LIBXML_ERR_…[ More ]