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A parent class variable can refer to a child class object. This is called polymorphism, and this video introduces the concept.

Learn how to determine the runtime class of an object so you can cast it to the orrect data type.

Learn when to use -- and not to use -- exceptions.

ArrayLists let you store an arbitrary number of items, unlike Arrays, which have a fixed length. Here are some of the most-used ...

Converting Arrays to ArrayLists, and the remove(), contains(),indexOf(), and lastIndexOf() methods.

An overloaded method has a different signature and is in the same class as another method. An overridden method has the same ...

Inheritance -Inheritance -Concept of subclass and superclass -Types of inheritance -single level inheritance -Multilevel ...

फंक्सन ओभरलोडिंग फंक्सन ओभरराइडिंग दुई बिचको भिन्नता.

Welcome to the Spoken Tutorial on method overloading in java. In this tutorial we will learn What is method overloading. And to ...

-JSP, or Java Server Pages: It is based on a code with normal HTML tags. JSP helps in creating dynamic web pages. -Java ...

Importance of software testing; 1. Detects bugs and defects 2. Improves software quality 3. Enhances user satisfaction 4. Increases ...

Outline *Conditional Statements and types of Conditional Statements *Use of if statement *Syntax for if statement *Program using ...

Method overloading * ഒന്നിലധികം methods ഡിഫൈൻ ചെയ്യുന്നു. * methodsന്റെ പേര് ഒന്ന് ...

Constructor overloading * multiple constructor ഡിഫൈൻ ചെയ്യുന്നു. * എന്താണ് constructor overloading?

Exception Handling -Exceptions -try -throw -catch.

Default Constructor * എന്താണ് constructor? * എന്താണ് default constructor? * default constructor കാൾ ...

Logical Operations * Logical operatorsന്റെ ഉപയോഗം. * and (&&) operator * and operatorവിശദമാക്കുന്ന ...