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What is an Iterator?
Some of the collection classes give traversal of their contents via a java.util.Iterator interface. This interface permits you to walk through a collection of objects, operating on every object in turn.
Remember when using Iterators that they have a snapshot of the collection at the time the Iterator was obtained; generally it is not advisable to modify the collection itself whereas traversing an Iterator.
1. Lifecycle Management : Individual enterprise beans do not accept to explicitly manage process allocation, object activation, thread management, or object destruction. The EJ
what for purpose of java programing
There are two significant bean lifecycle methods. The first one is setup which is called when the bean is loaded on to the container. The second method is the teardown method which
This exercise will give you some introductory exposure to network programming with sockets. Your task is to demonstrate a minimal server program and client program that can send on
Project Description: We prepare and operate smartphone application.(Picture sharing and social networking) But there are problems in server side. It's very slow. So we
Want an expert with knowledge of UML diagrams and writing experience for pages writing including diagrams. This project needs 3-4 pages of technical writing about tickets reserv
Talent agencies like ICM, CAA and Paradigm represent writers, directors and actors (among other talent). These agencies take in hundreds of millions of dollars a year collecting 1
What are the List interface and its main implementation? List helps in collections of objects. Lists may include duplicate elements. Main implementations of List interface are
Define the difference between StringBuffer and String class?
No, java is not fully object oriented language due to it does not support "multiple inheritance" and "pointers" which are used in C++. But, by using Interfaces we can execute multi
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