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Find out the limits of using casting when working with polymorphism.

A introduction to Java polymorphism, a discussion of Java object casting, and more practice with inheritance.

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

Find out how to specify which classes can and cannot access the methods and properties in other classes. Note: narration at 1:54 ...

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.

This is an audio version of the Wikipedia Article: https://en.wikipedia.org/wiki/Object-oriented_programming 00:01:40 1 Features ...

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

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

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

Wrap up of hashing and a discussion of how to program with Java generics.

Part 1 - https://youtu.be/j894fgpStZI In part 2, we go through the Ecmascript specification to understand the behavior of this in ...

An overview of matrix multiplication.

Messenger: The (Complete) Story of Method Lookup by Jay McGavren You call a method on an object, and it invokes the instance ...

softwaretestengineer #testing #selenium #agile #sdet #qatester #software #api #apipostman #restassured #postman ...

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

This is an audio version of the Wikipedia Article: https://en.wikipedia.org/wiki/Inheritance_(object-oriented_programming) 00:03:16 ...

Completion of a discussion of linked lists and midterm exam review. https://cs125.cs.illinois.edu/learn/2018_10_29_linked_lists.

We start with the JavaScript code for generating Fibonacci numbers using the bottom-up approach, and visualize the step-by-step ...

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