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Comparator Interface in java

In Java, Comparator interface is used to order the object in your own way. It gives you ability to decide how element are stored within sorted collection and map. Comparator Interface defines compare() method. This …

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classes and interface in java

Early version of java did not include the Collection framework. It only defined several classes and interface that provide method for storing objects. When Collection framework were added in J2SE 1.2, the original classes were …

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Applet in Java

Applets are small Java applications that can be accessed on an Internet server, transported over Internet, and can be automatically installed and run as apart of a web document. Any applet in Java is a …

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Event Handling in Java

Any program that uses GUI (graphical user interface) such as Java application written for windows, is event driven. Event describes the change of state of any object. Example : Pressing a button, Entering a character …

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Java Swing

Swing Framework contains a set of classes that provides more powerful and flexible GUI components than those of AWT. Swing provides the look and feel of modern Java GUI. Swing library is an official Java …

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What Is Java Swing Component?

Swing Framework contains a large set of components which provide rich functionalities and allow high level of customization. All these components are lightweight components. They all are derived from JComponentclass. It supports the pluggable look …

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Introduction to Reflection

Reflection means ability of a software to analyze itself. In Java, Reflection API provides facility to analyze and change runtime behaviour of a Class, at runtime. For example, using reflection at the runtime you can …

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java.lang.Class class

Class is a final class in java.lang package which extends Object class. Instance of this class represents classes and interfaces in a running Java application. It is used to analyze and change dynamic behaviour of …

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What is RMI Application in java?

  Remote method invocation(RMI) allow a java object to invoke method on an object running on another machine. RMI provide remote communication between java program. RMI is used for building distributed application. Concept of RMI …

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What is JDBC (Java Database Connectivity)?

Java Database Connectivity(JDBC) is an Application Programming Interface(API) used to connect Java application with Database. JDBC is used to interact with various type of Database such as Oracle, MS Access, My SQL and SQL Server. …

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JDBC 4.0 API

JDBC 4.0 API JDBC 4.0 API is mainly divided into two package java.sql javax.sql java.sql package This package include classes and interface to perform almost all JDBC operation such as creating and executing SQL Queries. …

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