1. Preventing multiple instances of an application
(Java SE Tips/java.lang)

Because each application is running in it's own JVM, there is no obvious way to detect if a particuliar application is already running. The socket technique One way to detect to prevent multip

2. Latest Additions - 17.07.06 (389 new tips)
(Newsflashes/NewsFlashes)

...ert a program writen in C to Java What is Java Just in Time Compiler How to use verbose option while running a Java application How to pass reference in a method Use of clone method - clon...

3. Illustration of rendering Java 3D points in a variety of styles
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

4. How to create a range of Interpolators and switches between them
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

5. Render a view of the depth components as a dynamic raster
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

6. A Switch Node and conditionally displays some of the child Nodes
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

7. Illustration of some of the features of the SimpleUniverse class
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

8. Scenegraph that illustrates many of the Java 3D scenegraph Nodes
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

9. Creating scenes with different scales at runtime
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

10. Loading a VRML file
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

11. Object Loader Example
(Other API Tips/Java3D)

...bsp;   u.addBranchGraph(scene);   }   // Caled if running as a program   public ObjLoad(String[] args)&nbs...

12. How to create a large hollow box
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

13. The use of the GeometryInfo class and related classes
(Other API Tips/Java3D)

...sp;GeometryInfo and other classes.\n");     System.out.print("Running the program without any command line arguments&nbs...

14. How to create a Universe with 3 Locales
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

15. Dynamic texture coordinate generation using the TexCoordGeneration class
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

16. How a texture image can be dynamically rotated at runtime
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

17. How to create a frames per second counter
(Other API Tips/Java3D)

...he HotSpot(tm) compiler performs some initial optimizations before running  * at optimal speed. Frame rates measured d...

18. Rendering a Java3D 3D Text object with a custom extrusion
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

19. How to create an Appearance Explorer in Java3D
(Other API Tips/Java3D)

...sp;} catch (Exception e) {       // probably running as an application, try the application   &n...

20. How to render 2D Text objects in a variety of styles
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

21. How to mix immediate and retained rendering modes
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

22. Rendering a PointArray in Immediate Mode and outputing the FPS
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

23. How to load a Lightwave3D file
(Other API Tips/Java3D)

...nbsp;reachable    * from the directory in which you're running this application.    */   public static&n...

24. Testing AmbientLight DirectionalLight PointLight and SpotLight interactively
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

25. Creating a simple rotating scene that includes two text billboards
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

26. Creating five sample behaviors and applies them to an object in a scene
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

27. How to triangulate a planar surface with a hole in it
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

28. Animation and interaction of a Bouncing Ball
(Other API Tips/Java3D)

...bsp;if (e.getSource() == go) {       if (!timer.isRunning()) {         timer.start();  &n...

29. Simple DOOM style navigation of a 3D scene using Java 3D
(Other API Tips/Java3D)

...nbsp;System.getProperty("user.dir");       System.out.println("Running as Application.");       return fa...

30. An example of a simple JSP page
(Java EE Tips/JavaServer Pages)

...       // For more information, see e1047 Running Java Code in a JSP Page     %>...

31. Inheritance and the Java Persistence API
(Java EE Tips/Enterprise Java Beans)

...ant to migrate their current persistence implementation to move to a standardized persistence API. Running the Sample Code To install and run the sample code that accompanies this tip: ...

32. Red-Black Tree Implementation in Java
(Java SE Tips/java.lang)

...dern name in a paper in 1978 by Leo J. Guibas and Robert Sedgewick. It is complex, but has good worst-case running time for its operations and is efficient in practice: it can search, insert, and dele...

33. Wrap a Swing JComponent in a background image
(Java SE Tips/javax.swing)

...ackground: Note: Make sure to place this image in the same folder as the above java class. Running the above code shows the following GUI: The other advantage of this tech...

34. Understanding JMX Technology
(Java EE Tips/Enterprise Java Beans)

...nbsp;        }    } Running the Example You will need J2SE 1.5 to run the example. Download the sampl...

35. Using Custom MBeans to Extend the GlassFish Administration System
(Java EE Tips/GlassFish)

...VM, that gives management applications access to MBeans. The agent can be shared by all managed components running in the JVM. Through the platform MBean server, GlassFish can provide a comprehensive ...

36. What is New in JAXB 2.0
(Java EE Tips/Java Architecture for XML Binding)

... For more information about JAXB 2.0, see the JAXB 2.0 project page. Running the Sample Code A sample package accompanies this tip that demonstrates the techn...

37. Document Handling in Web Services Applications
(Java EE Tips/Enterprise Java Beans)

...vice implementation class as well as portable artifacts for the web service that were generated earlier by running wsimport on CreditCardService.wsdl. Next the classes need to be packaged into a WAR f...

38. Using JAX-WS-Based Web Services with SSL
(Java EE Tips/Java API for XML Web Services)

...t.ssl.trustStorePassword=$ -Djavax.net.ssl.keyStore =$ -Djavax.net.ssl.keyStorePassword=$ Running the Sample Code To install and run the sample code that accompanies this tip: ...

39. Developing Web Services Using EJB 3.0
(Java EE Tips/Enterprise Java Beans)

...   int ret = port.add(i, 10); Running the Sample Code A sample package accompanies this tip. It demonstrates the techni...

40. Java 2D API Enhancements in J2SE 5.0
(Java SE Tips/javax.imageio)

...mage, but at the cost of performance. In J2SE 5.0, the bicubic setting is honored. You can see this by running the following test program. When you run the program, specify an image file. The prog...

41. Reporting Indexed Property Changes in Beans
(Java SE Tips/java.beans)

...The class then gets the name at one specific position and prints it, before printing the single title. Running the program produces the following results: >java IndexedSample Propert...

42. Programmatic Access to Network Parameters
(Java SE Tips/java.net)

... more information than you could access before about network interfaces. It isn't uncommon to have systems running with multiple active network connections, such as wired, 802.11 a/b/g wireless, and b...

43. Latest Additions - 08.06.06 (160 new tips)
(Newsflashes/NewsFlashes)

... alphabetical ordering of button labels How to implement charts such as pie chart How to handle long-running tasks in a Swing application How to implement your own sketching application Ho...

44. Log4j: Revealing the Full Power (Part2)
(Java Tutorials/Tutorials)

..., you may want to see your log requests on a machine different from the one over which your application is running. As you can see, all these scenarios, and of course many other scenarios that are not...

45. Log4j: A Debugging Perspective (Part1)
(Java Tutorials/Tutorials)

... debugger you are using or even have no access to a debugger at all. If you ever set in front of your running application wondering what it's doing now and what exact parts of it are currently be...

46. Introduction to Java Servlets with NetBeans
(Java Tutorials/Tutorials)

...d all the changes will be reflected. You also need to refresh your Internet Browser. While running your Web Application Project, you may be prompted with a dialog box showing the progr...

47. JetChart Library
(Java Libraries/Charting Library)

...also supports GIF, JPEG, PNG and SVG encoding of chart images from non-visible applications, like servlets running on headless environments where no display is available. URL: http://www...

48. Tapestry in Action
(Java Book Reviews/Books)

...ix B : Building the examples with Ant B.1 Downloading the software B.2 Building the examples B.3 Running the examples B.4 Understanding the examples build system Appendix C : Tapestr...

49. SWT/JFace in Action : GUI Design with Eclipse 3.0
(Java Book Reviews/Books)

...l mastery of the SWT and JFace application but they aren’t the essential topics to get a basic application running. These two chapters (atleast chapter twelve) can be skipped by the readers but then I...

50. JSTL in Action
(Java Book Reviews/Books)

...ry session further book extensively speaks regarding the JSTL’s role in web applications, requirements for running JSTL etc. Next the book describes the importance of XML and JSP in understanding the ...