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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.
Explain try and catch exception in java? Why use exceptions instead of return values? 1. Forces error checking 2. Cleans up your code through separating the normal case from
Write a program to proove that HashSet maintains random order
This assignment is intended to write a simple program in Java and to use the concept of Object Oriented Technology. Open a project named "MyProject" in NetBean. Under this proje
What is Multiple Inheritance ? A few object oriented languages, notably C++, permits a class to inherit from more than one unrelated class. This is known as multiple inheritanc
WebSphere - Weblogic and Apache: Building/Installation and maintenance of Solaris and Linux machines. Exposure to Sun Hardware : Sunfire v880,v890.V440,X4600
The default nature of an object's clone() function automatically provides a shallow copy. So to need a deep copy the classes have to be edited or adjusted. Shallow co
Converting Strings to Numeric Primitive Data Types To convert a string which is containing digits to a primitive data type, wrapper classes can help. parseXxx method can be u
Modify the client server application developed for phase 1 IP2 to be a Multithreaded Server (i.e. the server can handle concurrent requests from more than one client). Submit your
Suppose we have a big project. Draw hierarchy of the people involved in the project? Executive Team CEO, COO, CMSO Quality Architecture Team Business Development Team Technolog
Ask1. Storing the Array: Write an application that uses an Array to store 10messages of type String. You will store this Array with 10 messages of your choosing. For example, a mes
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