Q&A Discussions

Say that I'm wrong, but I'm sure you can instanciate abstract classes

6th Jan 2021, 2:35 PM

Md Omar Faruk Maruf

abstract-classes

-1 Vote

Write a c++ program that calculates roots of a quadratic equation

18th Oct 2018, 6:46 PM

Keheck

abstract-classes

-1 Vote

Can you implement an abstact method without extending it class ?

6th Nov 2019, 8:20 AM

Kenneth Mwangi

abstract-classes inheritance java

4 Votes

9 Answers

23rd Nov 2018, 8:26 PM

Mind To Machine 💻🕆

Abstract classes and methods

0 Votes

i know basic java concept but I am unable to correct code..where i can get better practices to be expertise..

4th Aug 2018, 8:48 AM

Adam

why not create the object of abstract class.

0 Votes

7 Answers

2nd Sep 2016, 2:31 AM

anjan chaudhary

4 Votes

Compiler doesn't recognize any of destructor operators in this code. Why?

31st Aug 2017, 6:29 PM

P∆WAN M∆URY∆

6 Votes

Aren't we supposed to be simplifying code to make it easier for the next generation to learn?

14th Apr 2017, 2:19 AM

Gigi

2 Votes

3rd Feb 2017, 11:14 AM

Levin Loeffler

How can fix it

0 Votes

What is the use of this abstract method? If it doesn't do anything, why not just defining it in the subclasses?

8th Mar 2023, 5:50 PM

Lazhar Dbara

3 Votes

How to solve tricky questions??

9th Aug 2016, 4:52 PM

Oliver Kratz-Lieber

1 Vote

Purpose of Abstract classes?

22nd Nov 2020, 5:37 AM

jithendra pakalapati

1 Vote

Someone help me with this

11th Feb 2017, 1:58 AM

Sathvik Kuthuru

0 Votes

Is it mandatory to have only abstract methods in an abstract class?

20th Dec 2021, 4:18 PM

Priyanka Singh

2 Votes

What is difference between the abstract class and static class? Can we instantatise a abstract class?

25th Dec 2017, 8:45 AM

Hope

abstract-classes static

2 Votes

Sumbody plis explain this statement

4th Mar 2017, 6:01 PM

Nityanand Bhaskar

3 Votes

8th Mar 2018, 6:09 AM

stephen haokip

abstract class

0 Votes

What is difference between abstract class and inheritance?

11th Jan 2021, 5:49 PM

Manfred h

0 Votes

What is an abstract class?

8th Oct 2021, 12:25 AM

Gul Mohammed

abstract-classes instance

0 Votes

Can a class implement multiple interfaces?

6th Oct 2017, 6:08 PM

Prabakaran A S

0 Votes

What is meant by abstraction?

27th Feb 2020, 4:47 AM

gpatblount

abstract-classes encapsulation java

6 Votes

what is the point in abstract classed? what can they do to help me? when should i use them?

18th Jan 2018, 5:34 PM

Hope

4 Votes

If we run an unextended abstract class will it throw an error?

5th Apr 2017, 6:11 PM

PaperGami T.

0 Votes

What are abstraction and encapsulation in classes?

22nd Jun 2018, 2:01 PM

Bijit Biswas

abstract-classes classes encapsulation

4 Votes

11th May 2018, 12:32 AM

Sanju Jose

pure virtual functions

2 Votes

How to ScrapeA Torrent UDP Tracker

27th Aug 2016, 7:18 PM

Ernst Maurer

abstract-classes php

0 Votes

Can anyone explain abstract classes?

1st Oct 2016, 4:13 AM

Sharon Shaju

3 Votes

What's the use/benifit of using Abstract classes?

29th Jul 2017, 12:26 AM

josef soneja

0 Votes

abstract classes and interfaces, what are the benefits of each one ?

24th Oct 2022, 7:14 AM

Mozzie

0 Votes

can we create constructor in abstract class?

28th Mar 2019, 1:07 PM

oualid hajane

1 Vote

2nd Jan 2016, 4:50 PM

Amer Saoud

Abstract class

2 Votes

How are interfaces different from abstract Classes in Java?

26th Oct 2017, 1:14 AM

oyl

abstract-classes interfaces java

3 Votes

please anyone can clarify the concept of abstract class and interfaces in detail plz

10th May 2022, 3:58 PM

Subhadeep Mandal

0 Votes

How is it possible for the abstract class Calendar to have a method that return its instance?

5th Nov 2016, 2:43 PM

Mumtaz Hayat

abstract-classes calendar

0 Votes

abstract-classes inheritance

22nd Mar 2021, 5:41 PM

Allan Jackson

Abstract class purpose

0 Votes

17th Jul 2018, 5:55 PM

Steven Moore

Why we use pointers?

1 Vote

17.1 why do we need a abstract void were you can call the and just make the void with the same names.

10th Aug 2016, 8:17 PM

Enikő Pazonyiné Csanádi

abstract-classes abstract-methods

1 Vote

Is anyone know how to solve abstract class practical

23rd Dec 2020, 5:27 AM

Crazy games

1 Vote

Java - Constructor in abstract classes

30th May 2022, 4:39 PM

Vishvajith Induvara

abstract-classes constructors java

5 Votes

We can't creat object for abstract class but inside abstract class we can create constructor what is the use of this constructor

4th May 2019, 8:00 AM

Paolo De Nictolis

abstract-classes constructors java

2 Votes

10 Answers

29th May 2017, 6:09 PM

Rama krishna

What do you mean by abstract and data abstraction in c++

abstract abstract-classes polymorphism

2 Votes

6th Dec 2018, 12:50 PM

Satyendra Patel

Abstract classes?

0 Votes

What is the difference between abstract class and interface?

25th Oct 2017, 4:05 AM

oyl

2 Votes

Why is downcasting important?

9th Dec 2017, 1:41 PM

pavithra paramesh

0 Votes

10th Jun 2020, 1:35 PM

Dipesh Das

Polymorphism

1 Vote

What is a difference between static and abstract functions /classes?

9th Mar 2017, 3:53 AM

Vin Adikehithilu

abstract-classes classes java static

12 Votes

6 Answers

21st Nov 2016, 4:59 PM

Nelli

Can anyone explain how to use an abstract class?

abstract-classes c#

0 Votes

Is abstact class accept overloading method?

21st May 2017, 7:05 AM

DoubleVermine

abstract-classes c#

0 Votes

We are told that an abstract method is a method that is declared without an implementation. What is an implementation, and how does this method look like exactly ?

31st Dec 2017, 8:17 PM

Ibrahim Mohammed A Abdullah

0 Votes