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java Programming Glossary: exJComponents not showing up with picture background? http://stackoverflow.com/questions/11369171/jcomponents-not-showing-up-with-picture-background public class login implements ActionListener JTextField gusername JTextField gpassword static String username.. login implements ActionListener JTextField gusername JTextField gpassword static String username static String password.. mainp.add picLabel c c.gridx 0 c.gridy 1 gusername new JTextField gusername.setText Username mainp.add gusername c c.gridx..
http://stackoverflow.com/questions/13022754/java-bouncing-ball import java.util.List public class Ball extends JPanel implements Runnable List Ball balls new ArrayList.. try Thread.sleep 25 catch InterruptedException e System.exit 1 Thread thread new Thread this thread.setPriority Thread.NORM_PRIORITY.. the same location... Only update the Ball within the context of the EDT. You don't really need the X Y values you can use..
Java Swing: how to add an image to a JPanel? http://stackoverflow.com/questions/299495/java-swing-how-to-add-an-image-to-a-jpanel JPEG and PNG images that I generate on the fly. All the examples I've seen so far in the Swing Tutorials specially in the.. seen so far in the Swing Tutorials specially in the Swing examples use ImageIcon s. I'm generating these images as byte arrays.. are usually larger than the common icon they use in the examples at 640x480. Is there any performance or other problem..
Generate/get xpath from XML node java http://stackoverflow.com/questions/4746299/generate-get-xpath-from-xml-node-java XML node java I'm interested in advice pseudocode code explanation rather than actual implementation . I'd like to go.. xml document all of its nodes Check the node for attribute existence Case if node doesn't have attribute get generate String.. I'm asserting results by getting nodes values with xpath. extra info irrelevant When the request is small its not problem..
How to parse XML using the SAX parser http://stackoverflow.com/questions/4827344/how-to-parse-xml-using-the-sax-parser language item title TitleOne title description CDATA Some text. description link http linktoarticle.com link item item title.. item title TitleTwo title description CDATA Some other text. description link http linktoanotherarticle.com link item channel.. or the android.sax implementation. I'm going to explain the pro's and con's of both after posting a short hander..
Bringing JFileChooser on top of all windows http://stackoverflow.com/questions/5129294/bringing-jfilechooser-on-top-of-all-windows pathToFile file.getAbsolutePath try P.binaryFileToHexString pathToFile catch Exception e System.out.print Oops there.. dependent position such as the center of the screen. The example below positions the chooser in the center of the screen.. stackoverflow.com questions 5129294 public class ImageApp extends JPanel private static final int MASK Toolkit.getDefaultToolkit..
How to share data with two(2) SwingWorker class in Java http://stackoverflow.com/questions/6171414/how-to-share-data-with-two2-swingworker-class-in-java class FileLineCounterThread and FileDivisionThread I will execute the two threads. When the lines counting thread finishes.. private JPanel buttonPanel new JPanel private Executor executor Executors.newCachedThreadPool private javax.swing.Timer.. frame.setLocation 150 100 frame.pack frame.setVisible true executor.execute new ExecutorAndSwingWorker2.MyTask startButton1..
Remove Top-Level Container on Runtime http://stackoverflow.com/questions/6309407/remove-top-level-container-on-runtime to Remove JDialog Remove Cycle Done Checking if still exists any of TopLayoutContainers JFrame JDialog Will Try Remove.. to Remove JDialog Remove Cycle Done Checking if still exists any of TopLayoutContainers JFrame JDialog Will Try Remove.. to Remove JDialog Remove Cycle Done Checking if still exists any of TopLayoutContainers JFrame JDialog Will Try Remove..
PDF to byte array and vice versa http://stackoverflow.com/questions/1131116/pdf-to-byte-array-and-vice-versa inputStream.close catch FileNotFoundException e System.out.println File Not found e catch IOException.. e System.out.println File Not found e catch IOException e System.out.println IO Ex e return byteArray If I.. Not found e catch IOException e System.out.println IO Ex e return byteArray If I use following code to convert it back..
Why must a final variable be initialized before constructor completes? http://stackoverflow.com/questions/11345061/why-must-a-final-variable-be-initialized-before-constructor-completes be initialized before constructor completes public class Ex final int q When I compile this code I get error like this err..
Java HttpServletRequest get URL in browsers URL bar http://stackoverflow.com/questions/1256562/java-httpservletrequest-get-url-in-browsers-url-bar typed in the browser and which still shows in the browser. Ex AdvancedSearch getRequestURI returns subdir search search.jsp..
How to serve static content from tomcat http://stackoverflow.com/questions/2523262/how-to-serve-static-content-from-tomcat able to access the files by just referring to them by name Ex link rel stylesheet href static styles.css type text css My..
android get duration from maps.google.com directions http://stackoverflow.com/questions/2951007/android-get-duration-from-maps-google-com-directions dest dest 3 use the default color catch MalformedURLException e e.printStackTrace catch IOException e e.printStackTrace.. catch MalformedURLException e e.printStackTrace catch IOException e e.printStackTrace catch SAXException e e.printStackTrace.. catch IOException e e.printStackTrace catch SAXException e e.printStackTrace catch ParserConfigurationException..
Best practices for exception management in Java or C# http://stackoverflow.com/questions/409563/best-practices-for-exception-management-in-java-or-c-sharp assume success no exception thrown result true catch Exception Ex don't care about exceptions Ex.printStackTrace return.. success no exception thrown result true catch Exception Ex don't care about exceptions Ex.printStackTrace return result.. true catch Exception Ex don't care about exceptions Ex.printStackTrace return result I think this approach is fine..
How can I have case insensitive URLS in Spring MVC with annotated mappings http://stackoverflow.com/questions/4150039/how-can-i-have-case-insensitive-urls-in-spring-mvc-with-annotated-mappings override the PathMatcher for both the mapper and adapter. Ex will make all @Controllers case insensitive New Matcher public..
http://stackoverflow.com/questions/4324097/sorted-list-in-java has lowest value and repetition of name should avoid . Ex List list1 Nellai 10 Gujarath 10 Delhi 30 Nellai 5 Gujarath..
http://stackoverflow.com/questions/5032356/using-scanner-nextline next line of code. Consider the simplified examples below Example #1 import java.util.Scanner class TestRevised public void.. sentence t sentence System.out.println Your index t index Example #1 This example works as intended. The line String sentence.. Hello. Enter an index 0 Your sentence Hello. Your index 0 Example #2 import java.util.Scanner class Test public void menu..
How to open a command terminal in Linux? http://stackoverflow.com/questions/597927/how-to-open-a-command-terminal-in-linux public static void main String args throws IOException String command usr bin xterm Runtime rt Runtime.getRuntime.. so you might have to use some fancy command string Ex pipelining find through grep to get the path to xterm before..
How can I generate random number in specific range in Android? [duplicate] http://stackoverflow.com/questions/6029495/how-can-i-generate-random-number-in-specific-range-in-android no. in a specific range for use in my android application. Ex. Range Between 65 to 80 I try as per below code but it is not..
JAXB :Need Namespace Prefix to all the elements http://stackoverflow.com/questions/6895486/jaxb-need-namespace-prefix-to-all-the-elements there is only a single namespace in the SOAP request. Ex ns1 Login xmlns ns1 www.example.com a ns1 username abc ns1 username..
http://stackoverflow.com/questions/7896280/converting-from-hsv-hsb-in-java-to-rgb-without-using-java-awt-color-disallowe my answer as described in the comment by Nick Johnson. Ex animo Alexander. java google app engine colors rgb hsv share.. 5 return rgbToString value p q default throw new RuntimeException Something went wrong when converting from HSV to RGB...
Generate Random Numbers in Array [duplicate] http://stackoverflow.com/questions/8116872/generate-random-numbers-in-array to get three random unique numbers stored in an Array. Ex. 0 2 1 2 3 1 0 3 2 etc. java arrays algorithm random share..
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