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The non-final functions are clone (), finalize (), toString (), equals (), hashCode () and. The other methods like wait (), getClass (), notifyAll (), notify () etc are final functions and therefore cannot be overridden.
The hashCode() and equals() methods have to be very important, when objects implementing these two functions are added to collections. If not implemented or implemented incorrectly at all then your objects added in a collection like a Set, Map or List can behave strangely and also is hard to debug.
Explain the char data type in java? A char is a single character in which a letter, a digit, a punctuation mark, a tab, a space or something same. A char literal is a single on
RMI Object services: In addition to its remote object architecture, RMI gives some basic object services, which may be needed in a distributed application. 1. Object namin
Operator Functionality E x ample/Explanation = Sets one value equal to another counter=0 Sets the counter to equivale
Define the key weakness of the web? the key weakness of the web is Initially web was designed only for humans to read not for computers to understand it.
Calculate the kilometer within an hour? class Car { String licensePlate = ""; // e.g. "New York 543 A23" double speed = 0.0; // in kilometers per hour doubl
Determine the types of object oriented programme Classes - Prototypes for objects - Definition or a blueprint of a user-defined datatype - Think of it as a ma
Need to develop a Fantasy football Project Description: I am seeking to build a Fantasy football website. i already have an example of existing website. i want the exact same
This project is based on the teams example of chapter 1. Instead of teams, you will consider employees working in a department in a company. (Departments and employees are analog
How many JSP scripting elements and what are they? Ans) Three scripting language elements are there: a) declarations, b) scriptlets, c) expressions.
Manage valuable resources recycle and wisely them where possible, serialization cost and minimize network overheads, and optimize all your database functions. 1. Recycle and man
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