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Statistics |
| Unique Visitors: 1 |
| Total Unique Visitors: 64935 |
| Visitors Out: 38 |
| Total Visitors Out: 38 |
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| when do use application scope |
| 2008-11-18 11:48:55 |
Application Scope
If a single Java Bean Object that holds nothing specific to the client has to be used while p......
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| Date Format |
| 2008-11-08 00:37:25 |
Java Date Class
Date class is also useful to handle date and time (In this you can retrieve th......
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| Load Factor |
| 2008-11-05 19:54:18 |
Ques) What is LoadFactor?
Rep) LoadFactor is useful to determine the point where the capacity of the Hashtab......
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| Collection FrameWork |
| 2008-11-05 19:40:24 |
Q) What is Collection FrameWork?
Res) A Collection FrameWork represents a class library to handle groups of objects
–......
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| ArrayList Class |
| 2008-11-02 10:38:17 |
The ArrayList class extends AbstractList and implements the List interface. ArrayList supports dyna......
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| Write a Short notes on Vectors |
| 2008-11-02 07:22:30 |
VECTORS
C and C++ programmers will know that generic utility functions with variable arguments can be use......
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| What is Finalizer Methods |
| 2008-10-27 13:44:45 |
We have seen that a constructor method is used to initialize an object when it is declared. This process is ......
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| Final Variables and Methods |
| 2008-10-27 13:07:58 |
All methods and variables can be overridden by default in subclasses. If we sish to prevent the subclasses fro......
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| Benefits of Connection Pooling |
| 2008-10-27 00:31:00 |
Benefits of Connection Pooling:
Connection pooling can greatly increase the performance of your Java application, while r......
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| Define Connection Pooling |
| 2008-10-27 00:24:36 |
Q) What Is Connection Pooling?
A) Connection pooling is a technique of creating and managing a pool......
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| Servlet Summary |
| 2008-10-16 11:18:45 |
–> A servlet is a Java class that runs on a server, and a servlet for a web application exten......
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| What is LOG FILE |
| 2008-10-16 11:14:54 |
–> You can use the log methods of the HttpServlet class to write debugging information ......
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| What is Thread Safe Servlet |
| 2008-10-16 11:11:23 |
–> A thread-safe servlet is one that works correctly when more than one thread is runn......
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| Define JSP |
| 2008-10-16 11:05:49 |
The instance variables and methods are initialized when the JSP is first requested. After that, each thread ......
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| Write a short notes on TOMCAT |
| 2008-10-16 11:01:52 |
web.xml file that is known as the deployment descriptor. This file is used to configure a web......
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| What the web.xml file can do |
| 2008-10-16 11:00:37 |
–> Provide an alias for a servlet class so you can call a servlet using a different name.
–> Enable......
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| Servlets and Jsp’s |
| 2008-10-16 10:51:19 |
A JavaServer Page, or JSP, consists of HTML with embedded Java code. When it
is requested, it is co......
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| Dynamic and Static Web Page |
| 2008-10-16 10:39:54 |
Dynamic or Static Web Page
Of all the various ways you can make your site, your pages will mo......
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| Thread safety of the servlet |
| 2008-10-05 01:05:45 |
Q) How to ensure the thread safety of the servlet?
Rep)
1) It is better to avoid instance varia......
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| GoTo statement in Java |
| 2008-10-05 00:37:38 |
Q) GoTo statement are not available in Java why?
Rep)
1) Goto statement decrease readability of a program.
2) Got......
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| What is unicode System |
| 2008-10-05 00:19:26 |
Rep) UNI code is a specification to include the alphabet of all international languages into the character set o......
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| Explain executeQuery Method |
| 2008-10-04 23:39:24 |
ExecuteUpdate() Mehod :-
executeQuery() method returns a Resultset object(ResultSet is an Interface)
A java ap......
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| Explain executeUpdate Method |
| 2008-10-04 09:40:58 |
ExecuteUpdate() Mehod :- ExecuteUpdate returns and integer indicating the number of rows effected(changes)
When stmt.execute......
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| Define Jsp-include and Jsp-forward |
| 2008-09-30 11:36:53 |
As part of Jsp Specification JavaSoft has specified the following variables.
Syntax:
Include <jsp:include page =”&#......
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| Define Implicit Variables in JSP |
| 2008-09-30 11:10:54 |
Q) What are the implicit variables?
A) Implicit variables are objects that are created by the web container and contain information related t......
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| Java Package |
| 2008-09-23 11:44:06 |
Package : A package represents a sub directory where we store some Classes and Interfaces
Also A......
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| Naming Conventions in Java |
| 2008-09-23 11:18:06 |
1) Package name in java are written in all small (lower) case letters
Ex: java.awt.
java.io.
java.swing.......
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| Calling a Method in Java |
| 2008-09-22 12:09:13 |
Calling a Method in Java : The methods called in java in 2 types
a) Create an object to the class ......
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