Q&A Discussions

27th Aug 2017, 6:08 AM

Aurora

How to write coding..?

2 Votes

Can we have arrays of an abstract class??

25th Aug 2017, 6:01 PM

ABHISHEK KUMAR

abstract-classes arrays

0 Votes

What is the difference between an abstract class and an interface?

21st Aug 2017, 6:22 AM

Vikram Sah

1 Vote

Why can't we make objects of abstract Class?

20th Aug 2017, 12:57 AM

Alexik

abstract-classes java objects

2 Votes

Abstract class and interface

15th Aug 2017, 11:25 AM

Krunal Gediya

abstract-classes java self-learning

2 Votes

What is the use of abstract classes in java ?

13th Aug 2017, 1:28 PM

Sam Miles

3 Votes

11th Aug 2017, 1:16 AM

Shanoor Afreen

Abstract class

0 Votes

Although we have a default protected constructor in abstract class , why we can't create a new instance from it?

7th Aug 2017, 3:19 AM

Khang Nguyễn

abstract-classes c#oop

1 Vote

Can anyone explain abstract classes?

2nd Aug 2017, 4:01 PM

Amin Saadati

3 Votes

Is jframe an abstract class?

29th Jul 2017, 12:26 AM

josef soneja

What's the diffrence between abstract classes and interfaces in java?

0 Votes

4 Answers

23rd Jul 2017, 3:57 PM

Prachi Batra

2 Votes

What is actually abstract class used for?

22nd Jul 2017, 5:12 AM

Viraj Singh

Why we create abstract method insted of normal method? At the first place

1 Vote

9 Answers

19th Jul 2017, 3:54 PM

Niko Prianto

abstract-classes codind java

0 Votes

Can anyone suggest me some detailed & gud programs n java wid core oop concepts?

18th Jul 2017, 2:55 AM

lzy gyz

abstract-classes encapsulation inheritance interfaces java polymorphism

7 Votes

6 Answers

12th Jul 2017, 8:18 AM

Rose

I do not clearly undurstand abstract classes in Java programming Language. I just want to see one concrete example to understant

What is abstraction in programming?

2 Votes

7 Answers

10th Jul 2017, 11:20 PM

Stephcyrille

1 Vote

what does it mean that a pure virtual function has no body?

7th Jul 2017, 8:48 AM

Vishnu Vardhan Sistla

2 Votes

Whats the key difference btwn Data encapsulation and Data abstraction ?

29th Jun 2017, 8:49 PM

koala 🐨

abstract-classes c++encapsulation java oop

6 Votes

10 Answers

27th Jun 2017, 5:59 PM

Rose

Abstract classes can not be instantiated, but does it have constructor?

abstract-classes c#

0 Votes

Lets say i want to use methods of an abstract class, is there any way i can do it without overriding one of its methods ??

13th Jun 2017, 5:54 PM

Kundan

0 Votes

cannot create an instance of an abstract class ScrollBar

5th Jun 2017, 2:18 PM

Valeria Lopez Lizarraga

0 Votes

can someone tell me how to use abstract class and not how to make them please

2nd Jun 2017, 6:25 AM

DoubleVermine

abstract-classes c#

1 Vote

Can you please explain how to use an abstract class because i cannot initialize it.

2nd Jun 2017, 4:32 AM

DoubleVermine

0 Votes

What I have to do after Java

2nd Jun 2017, 4:29 AM

DoubleVermine

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

0 Votes

7 Answers

1st Jun 2017, 11:49 PM

Hmmam Babe khuoja

abstract-classes constructors java

2 Votes

10 Answers

29th May 2017, 6:09 PM

Rama krishna

Can someone gives examples on how to initialize abstract, interface and static classes?

abstract-classes c#interfaces static

0 Votes

4 Answers

25th May 2017, 6:24 AM

DoubleVermine

Can anyone explain how to use an abstract class?

abstract-classes c#

0 Votes

21st May 2017, 7:05 AM

DoubleVermine

Question on Abstraction

1 Vote

What is the use of pure virtual class?

9th May 2017, 2:45 PM

Kaien Yang

1 Vote

Why is an abstract class implementing a function

9th May 2017, 2:41 PM

Bilal Abbas

1 Vote

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

5th May 2017, 10:02 PM

tylerasa

6 Votes

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

14th Apr 2017, 2:19 AM

Gigi

4 Votes

What is abstract-classes in c++? explain me with simple example?

5th Apr 2017, 6:11 PM

PaperGami T.

abstract-classes c++example explain in is me simple what with

1 Vote

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

1st Apr 2017, 4:29 AM

Vignesh

abstract-classes examples for inheritance interfaces java

1 Vote

What is abstraction in c# or in other languages?

26th Mar 2017, 6:01 AM

.com

abstract-classes abstraction sololearn

4 Votes

18th Mar 2017, 6:18 AM

Wilson Bol

Polymorphism

1 Vote

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

9th Mar 2017, 3:53 AM

Vin Adikehithilu

abstract-classes static

2 Votes

What is the difference between abstract class and interface in java?

4th Mar 2017, 6:01 PM

Nityanand Bhaskar

abstract-classes classes implementation interfaces java

15 Votes

6 Answers

2nd Mar 2017, 11:13 PM

‎‏‎‏‎Joe

So ABSTRACT classes are like EXAMPLE?

0 Votes

Can somebody explain me inheritance classes?? If possible with a code example.

13th Feb 2017, 2:21 PM

Nochains

abstract-classes classes inheritance inner-classes

0 Votes

Purpose of Abstract classes?

12th Feb 2017, 10:02 AM

Sunzuiana Marius Ovidiu

1 Vote

Could someone explain difference between interface and abstract class?

11th Feb 2017, 1:58 AM

Sathvik Kuthuru

abstract-classes interfaces java programming

2 Votes

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

6th Feb 2017, 10:54 PM

J.A.

2 Votes

Where to go after learning OOP?!

3rd Feb 2017, 11:14 AM

Levin Loeffler

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

8 Votes

why i could not create new dog class and object like as cat class ?

31st Jan 2017, 9:38 AM

Jihad Naji

1 Vote

We know that we cannot instantiate/ make object of abstract class and interfaces...but what is the reason behind this???

26th Jan 2017, 6:31 PM

Feridun Subasi

0 Votes

25th Jan 2017, 3:53 PM

ayush

abstractions??

0 Votes

What is the Difference between Scanner class and BufferReader class ?

19th Jan 2017, 5:27 PM

Layla A Hammoury

abstract-classes classes files inheritance input instance iostream threads

2 Votes

18th Jan 2017, 10:01 AM

amit umbarkar

Interface vs Abstract

1 Vote