Q&amp;A Discussions

What are few real time examples for interface, abstract-classes and inheritance.

28th Oct 2016, 1:04 AM

Eunjae Lee

abstract-classes examples for inheritance interfaces java

1 Vote

Explain, Please... Output is b How?

26th Mar 2017, 6:01 AM

.com

c++function-arguments inheritance multilevel output

0 Votes

Using inheritance,class ,functions writing java code for hobbys like cricket,reading all should display

3rd May 2019, 4:16 AM

Sp Maurya

constructors inheritance java objects

0 Votes

What is virtual function and why it is used?

22nd Feb 2019, 11:54 AM

Yash Bafna

c++functions inheritance polymorphism virtualfunction

2 Votes

How can I clear that error in that particular line.??

18th Jun 2019, 3:25 PM

Swati Tripathi

error inheritance java super

1 Vote

28th Oct 2017, 4:17 PM

Pranesh Palanisamy

DAO interface

cast dao inheritance interfaces java

0 Votes

Which methods ConcreteClass needs too implements???

18th Jan 2019, 3:30 AM

Daniel

abstract-classes inheritance interfaces java methods threads

2 Votes

How can I make it so my code asks what kind of subclass its the one i want an object to be? C#

5th Feb 2020, 5:21 PM

Erion Zabelaj

c#classes inheritance inner-classes user Userinput

1 Vote

6 Answers

26th Jan 2018, 3:12 AM

Agustin Romano

Somebody knows why it doesn’t output 4,2,3 but only number 3 in the linked list

algorythm c++class constructor destructor inheritance list lists sort sorting

3 Votes

I want to see 34 in derived 2 class function too. I wanna see how can I get same answer by making changes through derived 1.

15th Dec 2018, 7:22 PM

Nikola

c++constructor humble inheritance methods oop problem programming

0 Votes

7 Answers

8th Jun 2022, 1:34 PM

proGAMBLER

Any tips?

c++inheritance practice smartpointers test

3 Votes

How to keep initial class object name?

16th May 2017, 7:52 PM

‎ɐısıօլɐ

c++classes derived inheritance

2 Votes

Do I have to declare all of class members as 'protected' if I would like to use them in a derived class?

24th Jan 2017, 7:20 PM

Travon

c++inheritance java private

2 Votes

C++ - colon after constructor

16th Nov 2016, 6:34 PM

Marcell Juhasz

c++classes constructors cpp inheritance

1 Vote

(Solved)Why can't I implement abstract classes?

14th Sep 2021, 8:12 PM

Yahel

abstract-classes c++class error inheritance oop parent

2 Votes

Please help me , what is the wrong in this code ??

21st Jul 2021, 9:31 AM

Purple Requiem

code exam final help in inheritance java2 of simple

2 Votes

7 Answers

3rd May 2018, 8:28 PM

Suha

Constructor Chaining in Java Please help what is wrong in this code as it does not compile and throws exception at this(hello())

constructors inheritance java super this

0 Votes

Can u just explain me how to understand this cpp program's logic

23rd Aug 2020, 10:18 AM

anshu kulshrestha

c++deepanshu inheritance multiple sharma

0 Votes

django inheritance methods python3 self-learning

30th Mar 2018, 4:48 AM

Deepanshu Sharma

self keyword in Python

0 Votes

Java CompareTo() method for RPSPlayer

28th Jul 2020, 3:26 PM

Pavankumar AN

inheritance java methods polymorphism

0 Votes

Help me with this one please.

26th Feb 2019, 7:09 PM

Spartan Noah- 458

implemenration inheritance java of

0 Votes

4th Apr 2020, 4:09 PM

Hera Calaguio

Help me please

class error help inheritance java

1 Vote

What is the mains fundamental use of class in oops using c++??

26th Jul 2017, 4:14 PM

Sreejith P

c++classes inheritance objects oop

1 Vote

Why this program gives error. It doesn't gives error if we remove the definition of fun() function in derived class B. Why it be

9th Jul 2017, 10:27 AM

Mohit Sharma

c++classes inheritance oop oops

0 Votes

What are practical use-cases of classes?

13th Jun 2021, 6:00 AM

Rahul Kumar

class classes inheritance use-case

0 Votes

Dúvida na utilidade do polimorfismo em vetores

24th Mar 2019, 2:30 PM

Daniel Hazelton

exceptions inheritance java polymorphism

0 Votes

What is the benefit of using interfaces?

6th Sep 2017, 11:48 PM

Igor Otoni

abstract-classes c#implementation inheritance interfaces

1 Vote

How to invoke all parents classes constructors in python ?

12th Apr 2019, 6:10 PM

Jeremy Simmons

classes constructors cpython inheritance objects oop python3

3 Votes

What is the difference between implement and extends??

23rd Nov 2020, 3:46 PM

Samip Karki

extends implement inheritance java method

2 Votes

What is the use of sealed modifier?

7th Jun 2017, 7:24 PM

Chaman Raghav

c#class inheritance protected sealed

1 Vote

What is the difference between an object variable and a class variable?

27th Nov 2017, 7:41 AM

Ritam Mukherjee

class inheritance java php variables

0 Votes

Where to go after learning OOP?!

20th Jan 2020, 5:32 AM

Hegel Motokoua

abstract-classes c#encapsulation inheritance interfaces lambdas LINQ oop polymorphism programming

8 Votes

5 Answers

31st Jan 2017, 9:38 AM

Jihad Naji

Can someone help me appreciate the use of a friend function? Will be very thankful to them. ☺️

c++classes friend inheritance

0 Votes

What is the use of virtual function?

10th Nov 2016, 11:13 AM

Orca

c++functions inheritance polymorphism virtual

3 Votes

What Concept should I use for my Java Project? (UML Class Diagram)

15th Dec 2016, 9:41 AM

Towfique Kabir

classes inheritance java oop

0 Votes

Why we are give a parrent class refference at the time of object creation of child class?

23rd Jun 2020, 8:17 PM

Kuro Himitsu

abstract-classes core inheritance java

0 Votes

xor for__init__ function between superclass and subclass

5th Sep 2017, 6:27 PM

Shivam Jamaiwar

inheritance python subclass superclass

0 Votes

What is the best way to fake Classes in JavaScript?

2nd Dec 2017, 1:50 PM

Aref moloughi

classes inheritance javascript properties

1 Vote

Ruby, Problems Using a Class Derived From "Array"

6th Dec 2016, 8:36 PM

codinator

arrays classes inheritance oop

0 Votes

What is the difference b/w static binding and member function overriding?

7th Aug 2018, 7:22 PM

Benjamin Lee

c++inheritance overriding staticbinding

0 Votes

Using classes,objects and inheritance,write two programs that are interactive basing on the research made in the above character

29th Dec 2018, 1:45 PM

Maleeha Khalid

and c#class,object inheritance

-2 Votes

Can someone gave me an idea of a java program that uses the four pillars of java.

19th Oct 2017, 7:11 PM

Wamala

abstraction encapsulation inheritance java polymorphism

-1 Vote

Are there any c++ projects/challenges that allow you to put what you learn into practice?

4th May 2022, 12:28 PM

Nielark

challenges classes cpp inheritance projects testing

2 Votes

how to deal with two super() in java script

13th Feb 2018, 2:55 PM

Tamaryn Thomson

extends html inheritance javascript web

1 Vote

Why is there no Object Oriented programming(OOP) in PHP course

29th Apr 2019, 8:07 PM

S O U ✌️ I K

class inheritance object object-oriented oop paradigms php programming

6 Votes

Anyone having study material to prepare Java developer interview. Thanks in advance.. 🙏🤗

28th Oct 2016, 11:43 AM

Victor Ogudu

eclipse inheritance java oop polymorphism sql

0 Votes

How to add attributes to subclass?

22nd Sep 2020, 8:03 PM

Prasad Dhage

attributes inheritance magic-methods oop python

0 Votes

What is the difference between extending ( inheriting) a class and importing a class from package

8th Feb 2023, 12:50 AM

Reniel Galang

cpp difference extending import inheritance java oop python

2 Votes