Java Programming Tutorials

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Java's networking classes enable you to implement applications that communicate across a network/remote connection, but the platform also extends into the realm of the Internet and URLs. Java's URL class makes accessing Web resources as easy as accessing a local file. Let's take a look at how you...
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Java, has become now undoubtedly the fuel of the development of the Software System Technology.Developers, now thus take the challenge to prove the feelings of Java as the best positive catalyst of their development life's reactions.They feel the Class, as the ultimate classic sense of the...
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Multi-dimensional arrays Java, as with most languages, supports multi-dimensional arrays - 1-dimensional, 2-dimensional, 3-dimensional, ... This discusses 2-dimensional arrays, but the same principles apply to higher dimensions. 2-dimensional arrays 2-dimensional arrays are usually...
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LDAP - The Lightweight Directory Access Protocol This directory access protocol which can either act as a gateway to other service or provide service itself. LDAP follows standardized way of managing directory information solutions of X.500. The Lightweight Directory Access Protocol, better...
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I often hear people asking on how to put an image on Java applications, thus here is an example of a painted panel that has an image in the same directory as the application *note* you cant use windows bmp with Java, but once you start creating your own images it's a good time to note that their...
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JDBC Basics - Part I DSN In the first article we have discussed about Type 1 JDBC driver. In this article we will discuss about the practical configurations essential for the successful execution of the JDBC program. According to the previous article "sun.jdbc.odbc.JdbcOdbcDriver" is the...
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Java program for zipping.Download the file given as attachment. unzip the file and store it in any folder in ur hard-drive.... go to command prompt.... set the classpath properly. C:\Zipper\ C:\Zipper>set classpath=. then type
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A thread, by definition is a light weight process. They are used to increase functionality and performance by performing multiple tasks at the same time, i.e. concurrently. There are two methods for implementing threads in Java, Implementing an interface Extending a class I'd assume that...
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An initialization block is a block of code between braces that is executed before the object of the class is created. As the execution of the initialization block is dependent on the creation of the object we can easily make a guess that it has two types of object. 1. Non static initialization...
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The JavaMail API (http://java.sun.com/products/javamail/) is a messaging framework intended to build platform-independent applications that use e-mail messaging. It is included in the J2EE platform and is available as an optional package in J2SE. The API's main purpose is not for transporting,...
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People generally have doubt that when we use Hibernate we simply use configuration to create SessionFactory(). Using that we create session for JDBC connection. But all these SessionFactory and Session class are interfaces. But there is no class available with this name which implements methods of...
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Google pagination used to find initial and final index for the search done using google3 for website application. GoogleAppSearch.java import net.sf.gsaapi.GSAClient; import net.sf.gsaapi.GSAQuery; import net.sf.gsaapi.GSAResponse; import net.sf.gsaapi.GSAQuery.GSAQueryTerm; import...
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Introduction How to split a file in to equal parts without knowing the number of records in the input file? Background Suppose you don't know how many records are in a dataset, but you want to divide the records as equal as possible among the output datasets. We can split a file into...
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This article continues our exploration of the Abstract Window Toolkit (AWT). It examines the standard controls defined by Java. Controls are components that allow a user to interact with your application in various ways—for example; a commonly used control is the push button. The AWT supports...
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Java is an object-oriented language and as said everything in java is an object. But what about the primitives? They are sort of left out in the world of objects, that is, they cannot participate in the object activities, such as being returned from a method as an object, and being added to a...
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All the three keywords final, finally and finalize() plays a very important role in JAVA. Final is a keyword used for declaration of variable which cannot be edited, finally is a segment of code used for code cleanup in case of an exception whereas finalize is a method used for object cleanup...
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The problem occurred when i was developing this app was that the connection of the phone with the computer. For this connection to work over the Wifi network the user must enter the correct IP address of the phone/computer. It's a bit of a downfall when it comes to the users side since there can be...
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Introduction Buffers can be very useful in Java since they speed up I/O operations considerably. Basically a buffer is a space allocated in memory for Bytes, Chars, and other data types to be stored. Buffers are really useful while writing Client/ Server applications. Creating a Buffer A...
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Earlier in client- server computing, each application had its own client program and it worked as a user interface and need to be installed on each user's personal computer. In web applications we mostly use HTML/XHTML which is mostly supported by all the browsers and web page is displayed to the...
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One of the prime features of object oriented programming is data encapsulation.This feature enables data to have restricted access.There are currently four different access specifiers in JAVA. Namely, Public Protected Default Private Public:- All the data members and member functions...
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