This activity will help you assess your knowledge of the difference between object and instance in Java. Guidelines For this activity, print or copy this page on a blank piece of paper. Identify the word that makes the sentence wrong and explain your answer. Neatly write the LETTER of your...
What is the difference between delete and delete[ ]? What’s the difference between a class variable and an instance variable? Can static function access non-static members of class? Execution order of constructor and destructor in inheritance Does C++ support multiple inheritance? Can you change ...
What's the difference between declaring a variable “id” and “NSObject *”? With a variable typedid, you can send it any known message and the compiler will not complain. With a variable typedNSObject *, you can only send it messages declared by NSObject (not methods of any subclass...
An instance variable assumes a unique status by virtue of its intimate connection with the object itself. This type of variable finds its declaration within a class, but outside the confines of a method, and each instance of the class (object) possesses its own distinct copy of this variable...
Hi guys, if you are preparing for Java interview and looking for difference between Proxy and State design pattern, then you are at the right place. In the past, I have explained several important object-oriented design patterns like State,
== and === is use for comparaing object == is check abstract equality like chanking only values for both sideif(2 == ‘2’) - true. === is compare data type and value ex.if(2 === ‘2’) - return false as one variable is int and another is ‘string’ chaitanya phadnis 5y...
Java | interrupted() Vs. isInterrupted() methods: In this tutorial, we will learn about the interrupted() and isInterrupted() methods in Java and the differences between interrupted() and isInterrupted() methods.
This tutorial explains the key differences between Map and in Java HashMap . In Java, Map is an interface for storing data in key-value pairs, and HashMap is Map an implementation class of the interface. Java has several classes ( TreeHashM
In the Main class, we create a Person object and use its setter and getter methods to set and retrieve the name and age values. Difference Between Abstraction and Encapsulation in Java The below table shows the difference between abstraction and encapsulation in Java:...
difference between instance variable and property @interfaceMyClass :NSObject{ NSString*name; NSArray*items; Something *something; IBOutletNSTextField*myTextField; } @property(nonatomic, retain)NSString*name; @property(nonatomic, retain)NSArray*items;...