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Define the difference between StringBuffer and String class?
Write a program in Javascript that will read in an XML file. This file will contain details of devices maintained by the IT department of an organisation including an ID number, de
Rational Unified Process (RUP) is a normal framework that may be used to define a development process. The software development life cycle has got 4 parts in the following o
What is ARPANET and who developed it? ARPANET stands for Advanced Research Projects. The initial reasons were to communicate along with and share computer resources between mainl
1. Which of the following are not valid Java identifiers, and why? (a) wolVes (b) United(there is only one) (c) 87 (d) 5 3 (e) Real ale (f) isFound?by 2. A class Television
How much CPU time does an applet get? One of the few legitimate concerns about hostile applets is excessive use of CPU time. It is possible on a non-preemptively multitasking s
What is Object Oriented Programming explain with an example? In Java everything is an object or a class (or a piece of one or a collection of various). Objects send messages t
Polymorphism - defines the ability of a single variable of a provided type to be used to reference objects of different types, and automatically call the method that is specific
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
i nedd servlet basics
A framework is made up of the set of classes which permit us to use a library in a best possible way for a particular requirement.
A string buffer implements a variable sequence of characters. A string buffer is a String, and can be customized. At any point of time it contains some particular sequence of characters, but the length and content of the sequence can be changed through certain method calls. A String class represents character strings. All string literals in Java programs, as in "abc" are constant and implemented as instances of this class; their values cannot be changed after they are formed.
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