What is constructor, What is Constructor? A constructor is used to init...

What is Constructor? A constructor is used to initialize a newly created object. It's called just after memory is allocated for the object. It can be used to initial

Basic differences b/w dynamic and a static include,

Query and update the text database for a library , Implement a program to q...

Implement a program to query and update the text database for a library using a client/server model allowing multiple clients safe access to the database, and using a producer-cons

A service locator, J2EE prepares use of the JNDI interface to access differ...

J2EE prepares use of the JNDI interface to access different resources like JMS, JDBC, EJB etc. The client finds up for these resources through the JNDI look-up. The JNDI look like

What are the important methods of actionform, The significant methods of Ac...

The significant methods of ActionForm are: validate () & reset ().

How can we include images in a web page using html and java, How can we inc...

How can we include images in a web page using HTML and Java script? Image in HTML Image in Javascript Images in JavaScript could be manipulated in several ways using the buil

Session scope and Request scope, What is the difference among session scope...

What is the difference among session scope and request scope when saving formbean? Ans) When the scope is request, the values of formbean would be there for the current request.

Code, Alia is appearing for the board exams. In order to qualify for the ne...

Alia is appearing for the board exams. In order to qualify for the next class Alia need to get exactly X credits. In current semester Alia has to study N number of subjects, and ev

What are the different types of actions in struts, The different types of a...

The different types of actions in Struts are: ? DispatchAction ? LookupDispatchAction ? ForwardAction ? SwitchAction ? IncludeAction

Hash Map, What is hash Map

What is hash Map