http://www.java-tips.org Wed, 22 May 2013 08:34:54 +0100 FeedCreator 1.7.2 http://www.java-tips.org/content/view.html Java EE Tips / Web Services

• Why Web Services are needed in Industry
• What is UDDI Protocol
• What is Simple Object Access Protocol
• What is a Web Service
• What are Different Web Services Technologies and Tools
• Tip to set up Environment using JAX RPC

Java EE Tips / Spring Framework

• What is IOC container in Spring Framework
• What is Inversion of control concept of Spring Framework
• What is Aspect-oriented programming in Spring and its benefits compared to other J2EE technologies
• What are spring framework and its different parts
• How to split container definitions in multiple XML files
• How to make beans aliases
• How to define a bean which is created using a static factory method
• How to choose between BeanFactory and ApplicationContext Interface in IOC container
• How Spring Flexibility distinguishes it from other J2ee frameworks

New Categories in Java Applications Section

• Source Code Analyzer

.]]> tipnetwork@gmail.com Wed, 15 Nov 2006 13:05:49 +0100 http://www.java-tips.org/content/view-2.html We have published two new tutorials about Servelt listeners:

• Introduction to Servlet Listener using NetBeans
• Introduction to Servlet Listener using Eclipse

.]]> tipnetwork@gmail.com Thu, 09 Nov 2006 09:22:49 +0100 http://www.java-tips.org/content/view-3.html Java SE Tips / java.awt

• How to capture screenshot
• How to use AWT CardLayout
• How to use Robot class in Java
• Java Graphics Coordinate System
• Converting RGB colors into values of hue saturation and intensity
• How to use Border layout
• How to use Grid layout
• How to create Animation: Paint and Thread
• How to create animation
• How to create a bouncing ball animation
• Text animation
• How to create a Hypnosis Spiral in Java

Java SE Tips / java.awt.image

• How to use PixelGrabber class to acquire pixel data from an Image object
• Calculation of the mean value of an image
• Enlarging an image by pixel replication
• Shrinking an image by skipping pixels
• How to get average of a set of images

Java SE Tips / java.awt.event

• How to add window listener to the window in Swing
• What types of Events exist in Swing
• How to use Action Events in Swing
• How to use Adjustment Events in Swing
• How to use Focus Events in Swing
• How to use Item Events in Swing
• How to use Key Events in Swing
• How to use Mouse Events in Swing
• How to use Mouse Motion Events in Swing
• How to use Window Events in Swing

Java SE Tips / java.lang

• How to get free available memory in Java program
• How to write a Java Application without a main method
• Introducing Annotations
• Binary Search Implementation in Java
• Recursive Binary Search Implementation in Java
• Factorial Implementation in Java
• Finding Greatest Common Divisor recursively
• Finding Maximum Contiguous Subsequence Sum using divide-and-conquer approach
• Insertion Sort Implementation in Java
• Shell Sort Implementation in Java
• Heap Sort Implementation in Java
• Merge Sort Implementation in Java
• Quick Sort Implementation with median-of-three partitioning and cutoff for small arrays
• Quickselect Implementation with median-of-three partitioning and cutoff for small arrays
• Array-based Stack Implementation in Java
• Array-based Queue Implementation in Java
• Linked-list Based Stack Implementation
• Linked-list Based Queue Implementation
• Linked List Implementation in Java
• Binary Search Tree Implementation in Java
• Red-Black Tree Implementation in Java
• AA-Tree Implementation in Java
• Priority Queue - Binary Heap - Implementation in Java
• Character Escape Codes in Java
• Arithmetic Operators in Java
• What is garbage collection
• How can i clear a system property
• When was Java born
• What is the difference between JDK and JRE
• How can I generate a java file from a class file
• Where can I get the Java Language Specification
• How can I force garbage collection to take place
• A program to print limits of the primitive types
• How to use System class
• How to use Wrapper classes
• Difference between Abstract classes and Interfaces
• Creating Application Specific Exceptions
• How to use For Each loop
• How to pass unspecified number of arguments to a method
• How to implement Cloneable Interface
• How to use Comparable Interface
• How to explicitly invoke Garbage Collection in Java
• How to pass command line argument in a java program
• How to use System class to copy Array
• How to use Exception classes to validate Numbers
• Difference between String StringBuffer and StringBuilder
• How to use Jar Tool
• Use of StringBuffer Class
• Use of ArrayList Class
• How to Convert an ArrayList into an array
• Extending Thread class - multithreading concepts
• Schedule task periodically
• Use of Finally Clause
• A tip on conditional operation
• A small tip on String to avoid NullPointerException
• Are there any tools out there that will convert 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 - cloning objects

Java SE Tips / java.text

• How to internationalize number

Java SE Tips / java.lang.reflect

• How to use Reflection in Java
• Invoke method using Reflection

Java SE Tips / java.net

• Programmatic Access to Network Parameters
• How can I send broadcast packets in Java
• How do I use Java to ping a host
• How to Detect IP Address and Name of Host machine without using Socket programming
• How to convert URI to URL

Java SE Tips / java.io

• How to make a file read only through Java program
• How do I list all drives - filesystem roots - on my system
• How can I open the same file for reading as well as writing
• Chaining of Streams
• How to use Random Access file
• How to do object Serialization
• List the names of all files in a particular directory
• How to Read File in Java
• How to write file in Java
• How to convert html file into js file

Java SE Tips / java.applet

• How to Remove Flashing in an Applet
• How can I read a file from the JAR file of an applet

Java SE Tips / javax.xml.parsers

• How to read XML file in Java

Java SE Tips / javax.xml.validation

• Definitions of attributes
• Definitions of complex elements and types
• Definitions of simple elements and types
• How to create XML validator from XML schema
• Referencing elements
• Using validator in SAX interface
• Using value restricions
• What is W3C XML schema

Java SE Tips / java.util

• How do I generate a random number between 0 and some integer n
• How to use HashSet
• How to use TreeSet
• How to use of HashMap
• How to use List interface
• How to use generic ArrayList
• How to use StringTokenizer
• How to read input from console
• How to read System properties
• Multi-Lingual Features in Java Application
• Difference between ArrayList and Vector
• How to extend LinkedHashMap

Java SE Tips / java.util.logging

• How to use Logger

Java SE Tips / java.util.regex

• How to use regular expression in Java
• An example of a regular expression search program
• An example of Regular Expression search and replace program
• How to apply Regular Expressions on the contents of a file
• How to create a String pattern matcher
• How to split Strings with Patterns
• How to use Matcher class
• How to find and display hyperlinks contained within a web page

Java SE Tips / java.util.zip

• How to compress a Byte Array
• How to compress a file in the GZIP format
• How to create a ZIP File
• How to decompress a Byte Array
• How to retrieve a compressed file from a ZIP file
• How to retrieve the contents of a ZIP file
• How to uncompress a file in the GZIP format
• How to read zip file
• How to write Zip file

Java SE Tips / java.beans

• Reporting Indexed Property Changes in Beans

Java SE Tips / javax.imageio

• How to save a BufferedImage to a PNG file
• How to list the image formats that can be read and written
• How to read an Image from a file, inputStream, or URL
• Java 2D API Enhancements in J2SE 5.0

Java SE Tips / javax.swing

• How to create Menu Bar
• How to format and validate input field in Java Swing
• How to make Split Pane using Swing
• How to make Tabbed pane using Swing
• How to use Swing BoxLayout
• Dialog Modality
• Drag and drop of a group of files into a tree
• How to make a Text Field two columns wide
• How to record mouse-over action on hyperlinks and shows the link in a status bar
• How to add colored text to the document
• How to change mouse cursor during mouse-over action on hyperlinks
• How to implement bracket matcher
• Program that matches bracket as user edits document
• How to implement different style options in your application
• How to implement an undo option for Style manipulation
• How to implement a document cleaner that maps lowercase letters to uppercase
• How to implement a fancy caret for your application
• How to map actions with keystrokes
• How to implement your own line highlighter
• How to implement highligting of discontinous string on basis of a delimiter
• How to implement a pattern matcher for regular expressions
• How to modify horizontal alignment of text field at runtime
• How to provide user with an option of choosing a color from a pulldown
• How to show data in database with a JTable
• How to create a Confirm Dialog Box
• How to create an Input Dialog Box
• How to create a Message Dialog Box
• How to create an Option Dialog Box
• How to create a Toolbar
• How to create a ProgressBar
• How can I change the default icon on application window - java cup - to my own

Java SE Tips / javax.swing.text

• How to make custom Input Text Formatter in Java

Java ME Tips / MIDP

• Changing screen size of the emulator
• How to fetch an HTML page
• How to improve efficiency of your application
• How to manipulate a data buffer
• How to receive datagrams in a mobile application
• How to send a datagram in a network aplication
• How to use CustomItem
• How to use Date field
• How to use HTTP connection instead of a stream socket
• Creating an Alert Dialog Box
• Creating an instance of the Form class

Java EE Tips / Java Servlet

• How to get information about the client machine using Servlet
• How to get information about the Server using Servlet
• How to get information about user using Servlet
• How to Push an Applet from a Servlet
• How to Redirect a Request using Servlet
• What is Client Pull
• How to debug a Servlet

Java EE Tips / JavaServer Pages

• How to use Session Scope
• How to open excel sheet through JSP
• How to use logical tags in JSP
• Use of global-forwards tag in JSP
• How to Access Cookies Set at the Client Side
• Differences between JSP and ASP
• How to send e-mail through JSP
• How to use jsp:forward tag
• How to get Init parameter Names
• How to use jsp:include action
• Bean with Indexed Properties and Accessing Indexed values through JSP Bean tags
• How to use html:messages tag in JSP
• How to use JavaBeans and JSP:useBean action in JSP
• How to get and set the property of a JavaBean class
• How to forward requests from Servlet to JSP
• How to use iterate Tag in Struts Framework
• How the JSP page works

Java EE Tips / Enterprise Java Beans

• Developing Web Services Using EJB 3.0
• Document Handling in Web Services Applications
• Understanding JMX Technology
• Common tips for Stateless Session Bean
• Tip for remote methods in Session Bean
• How to write Finalization Code in Java
• How to synchronize Session Bean state with the transactions
• Tip for Remote and Home interfaces of EJB
• Tips for basic functionality of Entity Bean and its comparison with Session Bean
• Tips for Entity Bean Internal Functionality Life Cycle
• Choosing between HttpSession and Stateful session bean
• ejbActivate and ejbPassivate methods in Stateless Session Bean
• How to decide when to use Entity Bean or Simple JDBC API
• Tip to improve performance of Entity Beans using dirty flag
• How to improve MDB performance by pool size
• What is an EJB
• What is a Session Bean
• What is the Java 2 Platform Enterprise Edition - J2EE
• What are the main benefits of the J2EE platform
• What technologies are included in the J2EE platform
• Inheritance and the Java Persistence API
• Difference between ear jar and war files
• How to Look up Object in Local Name Space
• How to Look up Object in Distributable Name Space
• How to use SetSessionContext method in Session EJB
• How to avoid memory leaks while calling Stateless Session Bean
• What is Timer Services in EJB Framework
• Behavior of Timer Services in Transactions
• What is the use of reentrant in Entity Beans
• Difference between CMP Entity Bean and BMP Entity Bean
• Where to use BMP over CMP
• Reasons to isolate data access code from entity bean to a helper class
• How to write data access code in life cycle methods of a BMP Entity bean
• How to Cancel Timer Service in different Scenarios
• How to gather information about Timers
• How to retrieve all active timers of a Bean
• How to call Timer Service in different EJB components of a Stateless SessionBean

Java EE Tips / Java API for XML Web Services

• Using JAX-WS-Based Web Services with SSL
• Writing a Handler in JAX-WS

Java EE Tips / Java Architecture for XML Binding

• What is New in JAXB 2.0

Java EE Tips / GlassFish

• Using Custom MBeans to Extend the GlassFish Administration System

Other API Tips / Struts

• How to use Struts Framework

Other API Tips / NetBeans

• How to launch a web browser with a specified URL from an action
• How to use the Diff API in NetBeans
• How can I develop midlets with NetBeans

Other API Tips / Eclipse

• Where can I find plugins for Eclipse
• How to add your own comment template in Eclipse
• How to override a method from a base class using Eclipse
• How to make WAR file in Eclipse

Other API Tips / JDBC

• How to make JDBC connection
• How to insert data using JDBC
• How to retrieve data using JDBC

Other API Tips / Ant

• How to control start and stop of a tomcat application by ant build script

Other API Tips / Spring

• What is Dispatcher Servlet and how to configure Dispatcher Servlet of Spring in web.xml file
• How to configure Definitions used by Particular Dispatcher Servlet of Spring
• How to write in Spring MVC Framework
• How to use AbstractController for caching support in Spring
• What are Command Controllers
• Spring MVC Framework and its usage
• How to decide which Command Controller to use for a web application
• How to decouple view and controller in Spring MVC
• How to load parameters at application startup in Spring MVC framework
• How to use Tag Library of Spring
• How to use SimpleFormController in Spring
• When to use AbstractWizardFormController in Spring MVC Web Application
• When to use MultiActionController in Spring framework
• How to support more than one view resolvers in Spring
• Why use HandlerInterceptors in Spring
• How to choose correct type of view resolvers
• How to use Validator interface for data validation

Other API Tips / JOGL

• What is JOGL
• How to draw a white rectangle on a black background
• How to implement a simple double-buffered animation with mouse events
• How to draw lines in different styles
• Polygon Stippling in JOGL
• Vertex Arrays in JOGL
• How to render a wireframe cube
• How to use OpenGL modeling transformations
• Demonstration of arbitrary clipping planes
• Planets model using modeling transformations
• How to use composite modeling transformations to draw translated and rotated hierarchical models
• How to use gluUnProject in JOGL
• Smooth Shading in JOGL
• How to use OpenGL lighting model
• A model with a light which is moved by a modeling transformation
• Several spheres are drawn using different material characteristics
• How to use glColorMaterial
• A scene with different objects and a single light source
• How to use glBlendEquation in JOGL
• Several overlapping filled polygons to demonstrate the effect order has on alpha blending results
• How to intermix opaque and alpha blended polygons in the same scene
• How to draw anti-aliased lines in JOGL
• How to use multisampling to draw anti-aliased geometric primitives
• Demonstration of different types of fog in JOGL
• The program demonstrating the use of explicit fog coordinates
• Demonstration of point parameters and their effect on point primitives
• Demonstration of polygon offset to draw a shaded polygon and its wireframe counterpart
• How to create a display list in JOGL
• How to make and execute a display list
• How to use glCallLists in JOGL
• How to draw a bitmapped letter on the screen
• How to draw some text in a bitmapped font using glBitmap
• Drawing pixels and showing the effect of glDrawPixels, glCopyPixels, and glPixelZoom
• How to use glColorTable|EXT function in JOGL
• How to use various 2D convolutions filters to find edges in an image
• How to use the color matrix to exchange the color channels of an image
• How to compute the histogram of an image using glHistogram function
• How to determine the minimum and maximum values of a group of pixels using the glMinmax function
• How to texture map a checkerboard image onto two rectangles
• Another method of texture mapping a checkerboard image onto two rectangles
• How to use mipmaps for texture maps
• Demonstration of using glBindTexture by creating and managing two textures
• How to draw a texture mapped teapot with automatically generated texture coordinates
• How to use cube map textures
• Demonstration of different effects of texture combiner functions
• Demonstration of the usage of the stencil buffer for masking nonrectangular regions
• Demonstration of the usage of the accumulation buffer to do full-scene antialiasing on a scene
• Use of the accumulation buffer to do full-scene antialiasing on a scene
• Use of the accumulation buffer to create an out-of-focus depth-of-field effect
• Polygon Tessellation in JOGL
• Winding Rule Polygon Tessellation Property in JOGL
• Use of some of the gluQuadric* routines
• How to draw a Bezier curve using evaluators
• How to render a mesh Bezier surface using two dimensional evaluators
• Use of evaluators to generate a curved surface and automatically generated texture coordinates
• Illustration of the selection mode and name stack
• Use of multiple names and picking
• Another picking example in JOGL
• Usage of OpenGL feedback in JOGL
• ArcBall rotation - NeHe Tutorial JOGL Port
• Vertex buffer objects - NeHe Tutorial JOGL Port
• 3D lens flare with occlusion testing - NeHe Tutorial JOGL Port
• Multiple viewports - NeHe Tutorial JOGL Port
• Introduction to physical simulations - NeHe Tutorial JOGL Port
• Cel shading - NeHe Tutorial JOGL Port
• Radial blur and rendering to a texture - NeHe Tutorial JOGL Port
• Beautiful landscapes by means of height mapping - NeHe Tutorial JOGL Port
• Loading compressed and uncompressed TGAs - NeHe Tutorial JOGL Port
• Collision detection - NeHe Tutorial JOGL Port
• Blitter function, RAW texture loading - NeHe Tutorial JOGL Port
• Bezier patches - NeHe Tutorial JOGL Port
• Shadows - NeHe Tutorial JOGL Port
• Clipping and reflections using the stencil buffer - NeHe Tutorial JOGL Port
• Morphing and loading objects from a file - NeHe Tutorial JOGL Port
• Tokens, extensions, scissor testing and TGA loading - NeHe Tutorial JOGL Port
• Sphere mapping quadrics in OpenGL - NeHe Tutorial JOGL Port
• Bump mapping, multi texturing and extensions - NeHe Tutorial JOGL Port
• Line, antialiasing, timing, ortho view and simple sounds - NeHe Tutorial JOGL Port
• Masking - NeHe Tutorial JOGL Port
• Particle engine using triangle strips - NeHe Tutorial JOGL Port
• Quadrics - NeHe Tutorial JOGL Port
• 2D texture font - NeHe Tutorial JOGL Port
• Cool looking fog - NeHe Tutorial JOGL Port
• Texture mapped outline fonts - NeHe Tutorial JOGL Port
• Outline fonts - NeHe Tutorial JOGL Port
• Bitmap fonts - NeHe Tutorial JOGL Port
• Display lists - NeHe Tutorial JOGL Port
• Flag effect (waving texture) - NeHe Tutorial JOGL Port
• Loading and moving through a 3D world - NeHe Tutorial JOGL Port
• Moving bitmaps in 3D space - NeHe Tutorial JOGL Port
• Blending - NeHe Tutorial JOGL Port
• Texture filters, lighting and keyboard control - NeHe Tutorial JOGL Port
• Texture mapping - NeHe Tutorial JOGL Port
• 3D shapes - NeHe Tutorial JOGL Port
• Rotation - NeHe Tutorial JOGL Port
• Adding color - NeHe Tutorial JOGL Port
• Your first polygon - NeHe Tutorial JOGL Port
• Setting up an OpenGL window - NeHe Tutorial JOGL Port

New Categories in Java Applications Section

• HTML Editor
• C to Java Translator

New Categories in Java Libraries Section

• ByteCode Library

.]]> tipnetwork@gmail.com Tue, 18 Jul 2006 00:59:45 +0100 http://www.java-tips.org/content/view-4.html Java SE Tips / java.awt

• How to find size of string drawn on a component

Java SE Tips / java.util

• Using WeakHashMap for Listener Lists
• How to set a timer for a task to run at a specific time
• How to set a timer for a task to run iteratively

Java SE Tips / java.util.jar

• How to generate a manifest for a JAR file

Java SE Tips / java.util.logging

• An example of a program providing the functionality of logging
• How to configure a logger default values with a properties file
• How to log a method call
• How to log an Exception
• How to prevent a logger to forward log records to its parent

Java SE Tips / javax.swing

• Focus traversal based on 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
• How to implement a label that does not give any indication it has been clicked
• How to implement actions that listens to events from a Timer
• How to replace the existing scrollbar UI with your own
• How to retrieve information of all available UIManager defaults
• How to retrieve accessibility information of swing components
• How to implement drag & drop functionality in your application
• How to build and populate a tree
• How to detect a drag initiating gesture in your application

Java SE Tips / java.nio

• How to read file upside/down

Java ME Tips / MIDP

• How to get Bluetooth Address and Friendly Name of Local device
• How to get friendly name of remote bluetooth devices
• How to implement one command for more than one application screen
• How to use single listener for more than one screen
• How to add String to a form
• How to retrieve the last value that the user entered as a String
• How to associate a CommandListener with a List
• A way to know when some changes are made in a list
• How to relate RGB to gray scale
• How to move small blocks around the screen
• How to place an image without knowing its size
• How to decide whether or not a device support JSR-75

Java EE Tips / JavaServer Pages

• JSTL - Accessing compound bean properties
• JSTL - Localizing messages
• Executing database transactions
• How to use request-based bean sharing
• How to use session-based bean sharing
• How to use application-based (context-based) bean sharing
• Uploading file using JSP

Java EE Tips / JavaServer Faces

• Building a simple form
• Managed beans declaration
• Defining navigation rules
• Using AJAX With Non-HTML Markup in JSF
• Custom Components With JavaServer Faces Technology
• Introducing JavaServer Faces Technology

Java EE Tips / Java API for XML Web Services

• Developing Web Services Using JAX-WS

Java EE Tips / XML Digital Signature API

• Using the Java XML Digital Signature API

Java EE Tips / Java API for XML Registries

• Java API for XML Registries (JAXR)

Java EE Tips / Enterprise Java Beans

• Using custom number of transactions in a method
• Persisting a home object reference
• Using reflection with an EJB
• How to improve client-side EJB lookup code
• How to create read-only entity bean
• How to listen for transaction boundaries of session EJB
• How to control transaction from the client code
• Sending a publish/subscribe JMS message
• Sending a P2P JMS message
• Filtering messages for a message-driven EJB
• Sending a notification through an e-mail
• J2EE Connector Architecture 1.5
• Accessing a Secure Enterprise Bean From a Java Client or Through Java Web Start Technology
• Introduction to the Java Transaction API
• Using AJAX with Java Technology
• Introducing the Sun Java Streaming XML Parser

Java EE Tips / XDoclet

• Automated code generation
• How to generate EJB interfaces
• Automated update of EJB deployment descriptor
• Generation of the value object for entity EJB

Other API Tips / Eclipse

• How to add fast view
• How to add your own code template in Eclipse
• How to change the shape of the title of the view
• How to close editors automatically with workspace
• How to install new plugins in Eclipse
• How to play with the layout of the perspective
• How to restore deleted files in Eclipse
• Key Bindings in Eclipse
• Linking of Views and Editors in Eclipse
• How to add your Custom Controls into Eclipse Palette
• How to add SWT Controls in StatusLine and ToolBar of Eclipse
• How to validate SWT Text Controls
• How to add colored border around the Text Widgets
• How to make View scrollable in SWT
• How to create multiple instances of one ViewPart
• Some tips on Perspective and View Management
• How to add SWT Widgets to the cells of the Table
• How to use Retargetable action
• How to add icon into System Tray

Other API Tips / NetBeans

• How to use Emacs key bindings in NetBeans
• How to use Eclipse key bindings in NetBeans
• No gridlines in Matisse! Still you can place the component
• Is there any way to open my class file directly in IDE
• How to make the related components have the same size
• Code generator of setters/getters
• Can I kill the process I started in Netbeans
• How can I build my project in lower version of JDK using NetBeans
• How to use mouse to scroll through the tabs in NetBeans Editor
• Accessing files outside the project
• Toolbar Customization
• EOL Sweeper
• How to decrease NetBeans startup time
• On the fly deployment under Netbeans
• Code Templates in NetBeans
• Using Custom Folds in NetBeans Editor
• Log4j Messaging in NetBeans IDE
• Centralized Variables in NetBeans IDE Strings Tables
• Quickly Navigate through the NetBeans Editor
• Quickly Unclutter the NetBeans IDE Source Editor
• Easy Access to Tomcat Users File from NetBeans
• Setting Runtime and JVM Arguments per Class
• SQL Editor in NetBeans

Other API Tips / Java3D

• Using TexCoordGeneration to generate the texture coordinates
• How to change the texture mode of Texture
• How to change the boundary mode of Texture
• How to apply a texture to a visual object
• How to create the Shadow
• How to limit the scope of a light
• How to define the surface normals
• How to specify the material of a visual object
• How to use PointLight
• How to add the lights into the virtual universe
• How to implement key-frame animation by Morph
• How to implement LOD Animation by DistanceLOD class
• Using OrientedShape3D class
• Using Billboard class to Implement billboad in Java 3D World
• Using the subclasses of PathInterpolator
• How to use SwitchValueInterpolator
• How to use Alpha class
• Implementing picking with Picking Utility Classes
• How to navigate the virtual world with mouse
• How to rotate the object in virtual world with mouse
• Using Behavior Utility Classes for Keyboard Navigation
• Using the custom behavior class
• How to create a custom behavior class
• Specifying a geometry with Texture as background
• Adding text to the virtual world by Text3D
• How to print the text by Text2D
• Using a Loader to create the geometry
• How to use ModelClip nodes
• How to use GeometryArray for BY_REFERENCE
• Multiple Geometries in a Single Shape3D Node
• How to use Back Face Culling
• Using the LineAttributes to implement Antialiasing
• How to change the polygon mode in Java3D
• How to use the subclasses of IndexedGeometryArray
• Creating your own Cylinder using TriangleStripArray
• Using LineArray to draw coordinate system
• How to use geometric utility classes
• Adding Animation Behavior to the Cube
• How to combine the transformations
• How to use the Capability
• How to rotate the Color Cube
• How to use the SimpleUniverse class to create a basic Java3D Application

New Categories in Java Applications Section

• MSN Client
• P2P Client

New Categories in Java Libraries Section

• MSN Client
• Charting Library
• Science Library

.]]> tipnetwork@gmail.com Thu, 08 Jun 2006 05:23:35 +0100 http://www.java-tips.org/content/view-5.html Four new Java tutorials are published on Java-Tips.org. Let us know what you think about the tutorials by using the comment component just below each tutorial or using our email address.

1. Introduction to Java Servlets with NetBeans
2. Introduction to Java Servlets with Eclipse
3. Log4j: A Debugging Perspective (Part1)
4. Log4j: Revealing the Full Power (Part2)

.]]> tipnetwork@gmail.com Sun, 04 Jun 2006 18:41:20 +0100 http://www.java-tips.org/content/view-6.html 19 book reviews are published on Java-Tips.org: Let Java community know what you think about the books by using the comment component just below each review.

• Tapestry in Action
• SWT/JFace in Action : GUI Design with Eclipse 3.0
• Struts in Action: Building Web Applications with the Leading Java Framework
• JSTL in Action
• Spring in Action
• Java 2D Graphics
• Thinking in Java - Third Edition
• Java RMI
• Java 2 Micro Edition
• PMD Applied
• Learning XML - Second Edition
• Head First Servlets and JSP: Passing the Sun Certified Web Component Developer Exam (SCWCD)
• Computing Concepts with Java Essentials
• Java Cookbook - Second Edition
• Ivor Horton's Beginning Java 2, JDK 5 Edition
• Head First Java - Second Edition
• Effective Java Programming Language Guide
• Java Swing - Second Edition
• Head First Design Patterns

.]]> tipnetwork@gmail.com Sun, 04 Jun 2006 18:38:13 +0100 http://www.java-tips.org/content/view-7.html Java SE Tips / java.rmi

• How to define and export a remote object
• How to invoke a method on a remote object

Java SE Tips / java.util

• How to generate a random number
• How to implement a Queue
• How to implement a Stack
• How to create a Linked List
• How to create a Set
• How to create a Hash Table
• How to read and write a Properties file
• How to get and set properties

Java SE Tips / javax.swing

• A spinner that rolls from the end of a list to beginning
• How to implement a graphical list selection monitor
• How to tile all internal frames when requested
• How to block mouse and key events in an application
• How to use WindowListener for closing JFrames
• How to dynamically update the appearance of a component
• How to interact directly with the JRootPane of a JFrame
• How to implement buttons at different layers
• How to implement a splash screen for an application

Java ME Tips / MIDP

• How to count the number of instances of MIDlets
• An example of MIDlet skeleton
• A utility of startTimer
• How to generate performance parameter for your mobile application
• How to implement a textbox in a mobile game
• How to use getResourceAsStream to access JAR file
• How to store/retrieve image in/from RMS
• How to find contacts from PhoneBook of mobile phone
• How to import Contact into phonebook
• How to create Events/Task/Reminder in mobile phone

Java EE Tips / javax.servlet.jsp

• JSTL - a page that parses the user's number
• JSTL - handling parameters collection
• JSTL - how to catch an exception inside the page
• JSTL - accessing database source
• JSTL - using database for authentication

Java EE Tips / Enterprise Java Beans (EJB)

• Using compound primary keys for entities
• Retrieving multiple BMP entity beans in a single step
• Using EJB-QL to create CMP finder methods
• How to perform a cascading delete
• Using EJB toString() functionality for debugging

New Categories in Java Applications Section

• Graphics Editor
• Java Virtual Machine
• Java Decompiler
• CAD/CAE
• Diary
• Chat Server
• ICQ Client
• Jabber Client
• Jabber Server
• Ray Tracer

New Categories in Java Libraries Section

• Spell Checker
• SSH
• Search Engine
• Jabber

.]]> tipnetwork@gmail.com Thu, 02 Feb 2006 05:04:42 +0100 http://www.java-tips.org/content/view-8.html

New Features & Bug Fixes

• Java News Section is added
• Book Reviews Section is added

Book Reviews

• Java Swing, Second Edition written by James Elliott, Robert Eckstein, Marc Loy, David Wood, et al.
• Effective Java Programming Language Guide by Joshua Bloch
• Head First Design Patterns written by Elisabeth Freeman, Eric Freeman, Bert Bates, Kathy Sierra
• Head First Java, 2nd Edition written by Kathy Sierra, Bert Bates
• Computing Concepts with Java Essentials written by Cay Horstmann
• Head First Servlets and JSP: Passing the Sun Certified Web Component Developer Exam (SCWCD) written by Bryan Basham, Kathy Sierra, Bert Bates
• Ivor Horton's Beginning Java 2, JDK 5 Edition written by Ivor Horton
• Java Cookbook, Second Edition written by Ian Darwin

Java SE Tips / java.lang

• The Singleton Pattern
• The Observer Pattern
• How to determine when the application is about to exit
• How to load a Class that is not on the classpath
• How to convert a string to a number
• How to copy elements from one array to another
• How to execute a command from code
• How to read output from a Command execution
• How to send an Input to a Command

Java SE Tips / java.math

• How to operate with big integer values in code
• How to operate with big decimal values

Java SE Tips / javax.swing

• Sorting and Filtering Tables
• Splash Screens and Mustang
• A Label that uses inline HTML to format its text
• How to create a ProgressMonitor toolbar
• How to implement ProgressMonitor toolbar with a file to monitor
• How to use a ScrollBar in both vertical and horizontal direction
• How to use a slider with tick marks and labels
• A custom combobox editor for use with the EditableComboBox class
• How to create a Editable combobox that include both text and icons
• How to use an Icon Editor for use with the JSpinner component
• How to implement an Icon Spinner
• How to implement a utility that allows spinning of dates

Java ME Tips / MIDP

• Recieving Email on J2ME devices
• Sending Email from J2ME devices
• How to get a random integer value in midlets at runtime
• How to use ChoiceGroup in J2ME
• How to terminate a thread by signalling
• How to make phone vibrate in J2ME
• Displaying Image from Servlet on J2ME device

Java EE Tips / javax.servlet.jsp

• Sending email via JSP
• How to make the user scroll through results
• JSTL - Redirecting with
• JSTL - Sample XSLT transformation
• JSTL - Simple read of RSS data

Java EE Tips / Enterprise Java Beans (EJB)

• Accessing an EJB from an applet
• Accessing EJB from a servlet within the same container
• Comparing two EJB references for equality
• How to restore and use a serialized EJB reference
• How to to serialize a reference to an EJB
• Invoking EJB logic from a JMS system
• Referring another bean from within the same container
• Referring remote bean from another container
• Using a data source in EJB
• Using different data sources for different users

New Categories in Java Applications Category

• Text Editor
• Parser Generator

.]]> tipnetwork@gmail.com Thu, 19 Jan 2006 20:16:17 +0100 http://www.java-tips.org/content/view-9.html Java SE Tips / java.lang

• What is a Java compiler
• What is Java source code
• What is Java bytecode
• What is a Java Virtual Machine
• What is the Java Runtime Environment
• What is Java EE
• What is Java SE
• What is Java ME
• What is a Java package
• What is a jar file
• What are the Java operators
• What is Java Operator Precedence
• What is a Java while loop
• What is a Java do loop
• What is a Java for loop
• What is a Java class
• What is a Java subclass
• What is a Java superclass
• What is a final class
• What is a Java method
• What is the main method
• What is an instance method
• What is a static method
• What is a final method
• What is a public method
• What is a private method
• What is a protected method
• What is a package method
• What are the Java data types
• What are the Java variable naming constraints
• What is an instance variable
• What is a static variable
• What is a final variable
• How do I declare a constant in Java
• What is an object
• What is inheritance
• What is overriding
• What is a constructor

Java SE Tips / java.net

• User Datagram Protocol Programming

Java SE Tips / javax.sound

• Capturing Audio with Java Sound API

Java SE Tips / javax.net.ssl

• Secure Communication with JSSE

Java SE Tips / javax.crypto

• Asymmetric Encryption Keys with the KeyPairGenerator
• Encryption and Decryption using Symmetric Keys

Java SE Tips / java.io

• How to create a duplicate of one file in another directory
• How to generate a temporary file
• How to get the name of the current working directory
• How to copy a directory from one location to another location
• How to use a random access file

Java SE Tips / javax.swing

• How to create a color chooser in your application
• How to obtain FontMetrics of different fonts
• A simple Action that copies text from a Frame object
• How to display HTML pages for a web site in your application
• How to set up an internal frame in an application
• How to create a site manager that manages several internal frames
• How to make your own toolbar with buttons
• How to retrieve and print the graphic device information
• How to solve the problem of text alignment in JLabels
• How to create dynamic icons
• How to create an oval icon in an application
• Button that displays different icons when rolled-over and pressed
• How to implement group of buttons in an application
• How to implement a progressbar in your application

Java SE Tips / java.util.zip

• How to create a zip file with java.util.zip package

Java SE Tips / java.util.concurrent

• Pooling threads to execute short tasks

Java ME Tips / MIDP

• Simple Animation using Timer
• How to write your First MIDP game
• Reading/Modifying Native database of mobile device
• Protection Domains for Midlet Suites
• J2ME PushRegistry
• Location Based Services on J2ME devices
• Implementing webservices from J2ME devices
• Capturing Video on J2ME devices
• Displaying images as thumbnails on J2ME devices
• Demonstration of ChoiceGroup GUI Component
• How to create Ticker on J2ME devices
• How to ping Network Connection on J2ME device

Java EE Tips / javax.servlet

• What is a Java Servlet
• How to view database data in XLS format using servlets
• How to view database data in PDF format using servlets

Java EE Tips / javax.servlet.jsp

• Handling life-cycle events
• Including dynamic content in a JSP
• How to include content from outside a JSP context
• Using cookies from JSP
• Handling errors
• Accessing bean components from JSP
• Storing data in a session object
• Tracking JSP sessions by using listener servlets
• Sharing beans between application components
• Creating custom JSP tag

Other API Tips / JDBC

• How to view XLS documents loaded from database in the web browser
• How to store/retrieve PDF document to/from SQLServer
• How to store/retreive XLS document to/from SQL Server
• How to view PDF documents loaded from database in the web browser
• How to export data from database to CSV file

Other API Tips / JOGL

• Introduction to JOGL

Other API Tips / Java3D

• Introduction to Java3D API

New Categories in Java Applications Section

• Search Engine
• Email Client
• Email Server

New Categories in Java Libraries Section

• PDF Library

.]]> tipnetwork@gmail.com Thu, 15 Dec 2005 23:04:37 +0100 http://www.java-tips.org/content/view-10.html Java SE Tips / java.lang

• How to print classpath

Java SE Tips / java.awt.print

• How to display a Print Dialog in an application
• How to display the page format dialog
• How to print pages with different formats

Java SE Tips / java.applet

• What is a Java Applet

Java SE Tips / java.beans

• How to serialize a bean to XML
• How to deserialize a bean from XML
• How to get and set the Property of a Bean
• How to list names of the properties of a Bean

Java SE Tips / javax.swing

• How to make your own animation from a series of images
• How to copy selected text from one text area to another
• Two examples illustrating the usage of JFrame and JPanel classes
• How to program a panel that handles its own mouse events
• How to use menus in Swing applications
• How to use popup menus in Swing applications
• How to change the look and feel of Swing applications
• How to create a virtual desktop in your application
• How to align your components in horizontal or vertical layout
• How to create fancy buttons in your application

Java SE Tips / java.util.zip

• How to extract file/files from a zip file
• How to read files within a zip file

Java SE Tips / java.io

• How to get the list of specific file types in a directory

Java ME Tips / MIDP

• How to install a J2ME aplication on a mobile device
• Displaying an Alert on mobile screen
• How to play sound on mobile phone
• How to implement networking on mobile devices
• Record Management System for storing/retrieving data on mobile
• Displaying images on mobile device

Java EE Tips / javax.servlet

• What is a Java Servlet

Other API Tips / JavaMail

• How to send an email with a file attachment

Other API Tips / JDBC

• How to connect to Microsoft SQL server with Type 4 JDBC driver
• How to connect Oracle Server using JDBC
• How to connect MySql Server using JDBC

Other API Tips / JDOM

• Creating a new document with JDOM
• Reading a document from XML file with SAX
• Reading a document from XML file with DOM
• Writing a JDOM tree with XMLOutputter
• Navigating the JDOM tree
• Handling element attributes with JDOM
• Dealing with mixed content (whitespace, comments, text, child elements, and more)
• Converting from JDOM to DOM
• Converting from DOM to JDOM
• Converting from JDOM to SAX (supported in JDOM 1.9)

Other API Tips / JFreeChart

• I'm getting classpath errors (NoClassDefFoundException etc.), can you help me?
• I can't find the source code for classes in the org.jfree.ui package. Where are they?
• Can I use JFreeChart in an applet?
• Can I use JFreeChart in a commercial application? Do I need to pay a fee?
• Does JFreeChart support real-time charting?
• How can I set my own colors for each series in my chart?
• The y-axis on my chart shows decimal fractions. How can i display only integral values?
• The Unicode characters in my chart title aren't being displayed properly. What is going wrong?
• I see that JFreeChart can export to JPEG and PNG format - which is better?
• My web application runs fine on Windows, but does not work on Unix/Linux. What is the problem?

Other API Tips / Ant

• How to use Ant task
• How to use AntCall task
• How to use AntStructure task
• How to use Apply/ExecOn task
• How to use Available task
• How to use Basename task
• How to use BuildNumber task
• How to use GUnzip/BUnzip2 task
• How to use GZip/BZip2 task
• How to use Checksum task
• How to use Chmod task
• How to use Concat task
• How to use Condition task
• How to use Copy task
• How to use Cvs task
• How to use CvsChangeLog task
• How to use CvsVersion task
• How to use CvsPass task
• How to use CvsTagDiff task
• How to use DefaultExcludes task
• How to use Delete task
• How to use DependSet task
• How to use Dirname task
• How to use Ear task
• How to use Echo task
• How to use Exec task
• How to use Fail task
• How to use Filter task
• How to use FixCRLF task
• How to use GenKey task
• How to use Get task
• How to use Import task
• How to use Input task
• How to use Jar task
• How to use Java task
• How to use Javac task
• How to use Javadoc/Javadoc2 task
• How to use Length task
• How to use LoadFile task
• How to use LoadProperties task
• How to use Mail task
• How to use MacroDef task
• How to use Manifest task
• How to use Mkdir task
• How to use Move task
• How to use Nice task
• How to use Parallel task
• How to use Patch task
• How to use Pathconvert task
• How to use PreSetDef task
• How to use Property task
• How to use Record task
• How to use Replace task
• How to use Rmic task
• How to use Sequential task
• How to use SignJar task
• How to use Sleep task
• How to use Sql task
• How to use Sync task
• How to use Tar task
• How to use Taskdef task
• How to use Touch task
• How to use Tstamp task
• How to use Typedef task
• How to use Unjar/Untar/Unwar/Unzip task
• How to use Uptodate task
• How to use Waitfor task
• How to use War task
• How to use XmlProperty task
• How to use Xslt/Style task
• How to use Zip task
• How to use .NET tasks
• How to use ANTLR task
• How to use Attrib task
• How to use Cab task
• How to use Chgrp task
• How to use Chown task
• How to use ClearCase tasks
• How to use Continuus Support tasks
• How to use Depend task
• How to use EJB tasks
• How to use Echoproperties task
• How to use FTP task
• How to use IContract task
• How to use Jarlib-available task
• How to use Jarlib-display task
• How to use Jarlib-manifest task
• How to use Jarlib-resolve task
• How to use JavaCC task
• How to use Javah task
• How to use JspC task
• How to use JDepend task
• How to use JJDoc task
• How to use JJTree task
• How to use JUnit task
• How to use JUnitReport task
• How to use Native2Ascii task
• How to use NetRexxC task
• How to use Pvcs task
• How to use ReplaceRegExp task
• How to use RExec task
• How to use Rpm task
• How to use ServerDeploy tasks
• How to use Scp task
• How to use Script task
• How to use Scriptdef task
• How to use Sound task
• How to use Splash task
• How to use SshExec task
• How to use Stylebook task
• How to use Symlink task
• How to use Telnet task
• How to use Test task
• How to use Translate task
• How to use XMLValidate task
• How do I get system time
• How to include C/C++ code compile/link in Ant build
• How I can pass a string from my ant task to a build.xml
• How can I test for JVM versions
• How to delete content of directory without deleting the directory itself
• How do I access environment variables within Ant
• What is Apache Ant
• What does Ant mean?
• History of Ant

New Categories in Java Applications Section

• Download Manager

New Categories in Java Libraries Section

• Genetic Algorithms
• Neural Networks

.]]> tipnetwork@gmail.com Tue, 06 Dec 2005 03:51:55 +0100 http://www.java-tips.org/content/view-11.html Java SE Tips / java.awt.font

• How to gather the font families that are available for use
• How to draw text on a Component
• How to draw a text with mixed styles on a component

Java SE Tips / java.awt.geom

• How to create basic shapes in Java
• How to draw a Shape using lines and curves
• How to combine shapes to draw new shapes
• How to apply various transformations such as translation, rotation on a shape
• How to generate a Buffered Image
• How to draw on a BufferedImage
• How to set and get the values of pixels in a BufferedImage
• How to perform various transformations on a BufferedImage

Java SE Tips / javax.swing

• How to to load a document from a URL on a click of a button
• How to use a JEditorPane to display the contents of a file on a web server
• A game of Tic-Tac-Toe that can be played between two client applets
• How to load an image and display it in an applet
• How to load an audio clip and play it in an applet
• Make your own Java Media Player to play media files
• How to capture a screenshot
• How to manipulate the Look and Feel of the applications
• How to set a tool tip
• How to make a tool tips appear immediately

Java SE Tips / org.xml.sax

• A sample XML file
• Usage of XML attributes
• A sample of inline DTD definition
• A sample of linked DTD definition
• Creating new SAX parser to parse XML document
• Accessing features of the SAX parser implementation
• Parsing XML with a simple SAX document handler
• Extracting attribute values from XML elements
• Handling SAX errors during parsing
• Resolving entities found in source XML during parsing
• Using XML locator to indicate current parser position
• Handling namespaces during parsing
• Accessing character data (CDATA) of XML element
• Configuring SAX parser factory to produce alternate parser
• Enable/disable validation of input XML document via SAX parser

Java SE Tips / java.net

• How to detect Proxy Settings for Internet Connection
• How to retrieve the IP address of a hostname
• How to retrieve the hostname of an IP Address
• How to determine the IP address and hostname of the local machine
• How to send a Datagram
• How to receive a Datagram

Java ME Tips / MIDP

• How to use mobile as a network server
• Second method of using a tiled layer in mobile programming
• How to implement a ticker in a mobile
• An example of use of RMS for storing persistent data
• How to read a resource from a JAR file
• A Midlet application for GIF Animation
• How to implement BitMapFont in your mobile application
• A method of using differnet fonts in Java ME
• How to use RGB profile on your mobile
• How to work with Canvas in mobile application
• How to handle keys from the keypad of your mobile device
• Sending data to Servlet and getting the response
• How to get memory status of mobile handset
• How to implement Gauge UI component
• How to retrieve system properties in a Midlet
• How to print values of Midlet application properties
• How to add a command to a Displayable component
• How to send binary SMS message on mobile device
• How to implement Zoom in and Zoom out
• How to control volume of the mobile device

New Categories in Java Applications Section

• Obfuscator
• Profiler

New Categories in Java Libraries Section

• HTML Parser

.]]> tipnetwork@gmail.com Fri, 18 Nov 2005 03:21:05 +0100 http://www.java-tips.org/content/view-12.html Java SE Tips / java.lang

• How to use getenv() in Java SE 5.0
• Introduction to Autoboxing
• Using the VarArgs Language Feature
• The Enhanced For Loop
• Introduction to Autoboxing
• Covariant Parameter Types

Java SE Tips / java.applet

• How to play a sound file in an Applet
• How to load and draw an Image in an Applet

Java SE Tips / java.awt

• How to exit an application when a Frame is closed
• How to hide a Frame when its close button has been clicked
• How to get all created Frames in your application
• How to remove the title bar of a Frame
• How to change the boundaries for a maximized Frame
• How to change the type of Cursor for a Component
• How to retrieve the size of the Screen in Java

Java SE Tips / org.w3c.dom

• Creating new DOM-builder to read XML documents
• Reading a DOM tree from XML document
• Creating a new DOM tree
• Accessing attributes of an element
• Accessing different types of DOM tree nodes
• Saving a DOM tree to XML file javax.xml.parsers (JAXP)
• Configuring DOM-builder factory to produce alternate implementation
• Enable/disable validation of input XML document via DOM-builder
• Enable/disable ignoring of element-content whitespaces in source XML document
• Enable/disable ignoring comments
• How to get reference to DocumentTraversal
• How to traverse the DOM tree as a list
• How to traverse the DOM tree using TreeWalker
• Custom complex filters for selecting nodes
• How to get reference to DocumentRange
• Using ranges in DOM tree
• How you access elements from document with namespaces
• How to create new DOM tree with fully qualified element names

Java SE Tips / java.util

• From Runtime.exec() to ProcessBuilder

Java SE Tips / java.nio

• How to create a file lock on a file
• How to copy one file to another through channel
• How to write to a channel with a ByteBuffer
• How to read from a channel with a ByteBuffer
• How to create a memory-mapped file
• How to convert interchangeably between a ByteBuffer and a byte array
• How to put bytes into a ByteBuffer
• How to get bytes from a ByteBuffer
• How to create a ByteBuffer

Java ME Tips / MIDP

• Connecting to databases like Mysql, SQL Server or Oracle on J2ME devices
• How to implement a sprite class in J2ME
• Detecting collision with sprites in J2ME
• How to use a tiled layer in J2ME
• Sending e-mail from a mobile device
• How to display Calendar in mobile device
• How to read MIDLET attributes at runtime
• How to write a Basic MIDLET
• Simple demo of using timers

Other API Tips / JDBC

• How to fetch the size of ResultSet object

Other API Tips / JExcel

• How do I output an Excel file from a Servlet
• How do I read an Excel file uploaded through a Web
• How can I copy a worksheet in one workbook to a new worksheet in another workbook
• How do I get rid of OutOfMemory exceptions
• Converting Excel documents to CSV files
• Reading data from Excel documents at runtime
• How to create an Excel file

New Categories in Java Applications Section

• Image Viewer
• Version Control System
• Forum
• Photo Album Software
• Blogger
• Web Crawler

New Categories in Java Libraries Section

• Web Framework
• J2EE Framework
• Build Systems
• Web Browser

.]]> tipnetwork@gmail.com Fri, 11 Nov 2005 20:40:56 +0100 http://www.java-tips.org/content/view-13.html Java SE Tips / java.lang

• How to use generics
• Variable arity methods
• Covariant return types

Java SE Tips / java.io

• Implementing a file browser in Java

Java SE Tips / java.util

• Scanning text with java.util.Scanner
• How to get current date time

Java SE Tips / java.awt.image

• Styling digital images with CONVOLVEOP

Java ME Tips / MIDP

• Unable to find a package while compiling a program in the Sun Wireless Toolkit
• Playing MP3 files from your server on J2ME devices
• Playing MP3 from your local file on J2ME devices
• Finding multimedia content-type support of a mobile device
• Launching a Midlet from another Midlet
• How to get the size of mobile screen
• Opening and reading a file on the mobile device
• How to download an image from a web server

Java EE Tips / javax.servlet

• How to work with ServletContextAttributeListener
• How to work with ServletContextListener
• How to work with ServletContext initilization parameters
• How to set a servlet's session time in web.xml
• How to handle status code errors in web.xml
• How to maintain client session in servlets
• How to write a servlet filter which doesn't allow caching
• How to write servlet filters
• How to write a servlet that performs JNDI Opertaions
• Difference between encodeURL and sendRiderct methods
• How to use cookies in a servlet
• Servlet for reading headers in a HTTP request
• How to write a thread-safe servlet
• Servlet that reads form data and process it
• Servlet that automatically refreshes
• Example of Servlet Chaining
• Servlet that returns an HTTP error code as page response
• How to write a servlet that works with initilization parameters
• How to write a simple servlet

Other API Tips / JDBC

• How to store/retrieve image to/from SQLServer
• How to get auto-generated keys from Java class
• How to execute a batch process with JDBC
• Creating savepoints for database connections using JDBC
• How to exceute Batch process from PreparedStatement
• How to create database tables using JDBC
• How to create a table with ForeignKeys from JDBC
• How to insert Data in table with the help of JDBC
• How to connect Microsoft Sql Server using JDBC
• Import Data from Txt or CSV files into MYSQL database tables

Other API Tips / Weka

• I get the same sequence of random numbers. Can I specify random seeds to random number generator
• Does arff supports multi-label data and multi-label classification
• How can I set the cost matrix
• How do I discretize an attribute independent of the class or discretize a class attribute
• How do I discretize an attribute using the class
• How do I represent missing values in ARFF file format
• ARFF file gives error or fails to load
• Where can I find datasets in arff format
• What is arff format
• How can I visualize the output using fancy graphs and figures in Weka?
• During clustering how do I know what particular instances belong to which clusters
• What is clustering
• What are association rules
• What is relative absolute error and relative root squared error for nominal data
• What is mean absolute error for nominal data
• What is root mean squared error for nominal data
• How can I use 2-class distribution classifiers (binary classifiers) on multi-class datasets
• I have some question on Bayesian Network Classifiers, what do I do
• What are the classes which can be used for combining the predictions of heterogeneous ensemble
• Does there exists any implementation of regression trees in WEKA, just as CART
• Where is the Support Vector Machine classifier
• Where is the Neural Network classifier
• How do I make a classifier cost-sensitive
• How do I use regression classifiers for classification
• I am not able to find the class 'DistributionClassifier'
• How do I use method CfsSubsetEval
• How do I do feature(attribute) selection programmatically
• How do I remove certain attributes from the dataset
• How to plot multiple ROC's on a single plot
• How to run Weka from Eclipse
• Using a Big data set and I get: Exception in thread "main" java.lang.OutOfMemoryError. What can i do
• How do I get prediction for instances in a test set
• How do I load a model
• How do I save a model
• How to evaluate clustering methods on a dataset from command line
• How to give base-classifier specific options
• How to evaluate classifier on a dataset from command line
• What is the best way to get familiar with Weka

New Categories in Java Applications Section

• J2EE Server
• Servlet Engine
• XML Editor
• Database Engines
• Java Installer Builder
• Modelling Tool

New Categories in Java Libraries Section

• Source Code Formatter

.]]> tipnetwork@gmail.com Fri, 04 Nov 2005 14:21:24 +0100