Q&A Discussions

7 Votes

Subclass, SuperClass and Games

5th Nov 2017, 8:38 AM

Shubh Mehrotra

games inheritance

0 Votes

Is the default constructor remains common for the superclass and the subclass?

11th Aug 2019, 10:12 AM

Nguyễn Tín

constructors inheritance java

2 Votes

12 Answers

22nd Apr 2021, 1:15 PM

Atul [Inactive]

Declaring variables of a superclass

inheritance java polymorphism

1 Vote

create an object of superclass in subclass

11th Feb 2017, 1:28 AM

Hugo Jaramillo

Create a super class called Car

1 Vote

6 Answers

11th Nov 2020, 2:44 PM

saeedeh

java method superclass

0 Votes

Difference between base class and superclass

12th Apr 2021, 2:02 AM

Onin Abellanosa

c++

0 Votes

Why does this Python code not print 1 from its superclass __init__?

28th Sep 2017, 7:01 PM

Serjeel Ranjan

challenge python

7 Votes

17 Answers

16th Jun 2021, 7:40 PM

Josh Greig

What is the Keyword for Adding Superclass in Java?

java superclass

10 Votes

xor for__init__ function between superclass and subclass

27th Apr 2017, 12:10 PM

Min Somai

inheritance python subclass superclass

0 Votes

Can a superclass inherit subclass methods and instance variables?

2nd Dec 2017, 1:50 PM

Aref moloughi

inheritance java methods

4 Votes

In Java a reference variable of superclass is assigned to sub class . ls superclass knows the variables and methods of subclass

12th Aug 2017, 1:00 PM

PandaPanda🐼

2 Votes

Creating object by using superclass reference in java

11th Apr 2019, 2:06 PM

Pravallika

java polymorphism

0 Votes

(JAVA)What happens with variables of the superclass when we use pholymorphism?

14th Jan 2018, 3:09 PM

Roman

java pholymorphism subclass superclass variables

1 Vote

What happens in this statement ? " Superclass obj=new Subclass(); "

25th Apr 2019, 8:50 PM

Rosana Rodríguez Milanés

1 Vote

5 Answers

8th Aug 2018, 11:34 AM

Waseem

how can i change the value of a attribute in the superclass while i am in the childclass?

i changed the value of variable of superclass but there is no change in subclass.why?

4 Votes

39 Answers

8th Sep 2020, 4:48 PM

Mahdi (Twelve Imam)

1 Vote

9 Answers

11th Nov 2020, 6:56 PM

saeedeh

Help

superclass

0 Votes

What is the meaning of adding characteristics and behaviour in a subclass of superclass

22nd May 2018, 6:51 PM

Mykhailo Symonenko

behaviour characteristics inheritance java

2 Votes

Is the reason behind the superclass is to reduce redundancy and memory?

13th Mar 2019, 1:15 PM

Rajb957

inheritance java superclass

1 Vote

a superclass reference variable can refer to a subclass object , but what is it's practical use?

2nd Jun 2017, 6:11 PM

Jack Shearer

inheritance java polymorphism

6 Votes

I call function superclass in subclass with keyword super. I have error. Thanks you.

7th Dec 2019, 5:17 PM

🇮🇳Omkar🕉

call function in subclass.superclass

0 Votes

all fields and methods of the superclass are inherited by the subclass

2nd Feb 2021, 4:56 AM

Malick Diagne

inheritance java

0 Votes

what the subclass and the superclass and what is different between them ??

2nd Sep 2016, 6:26 PM

Gabriel Comaniciu

access-modifiers class java subclass super superclass

-1 Vote

I want to span background name yellow in my superclass and subclass. Thanks you.

5th Jul 2017, 2:48 PM

mohamed ashraf

background class.in name yellow

0 Votes

Can you access a private variable from the superclass using the super keyword within the subclass?

3rd Feb 2021, 6:16 AM

Malick Diagne

inheritance java

0 Votes

How to print only from a superclass and not from its child classes's method?

6th Dec 2016, 3:03 PM

Elizabeth Brown

inheritance python

0 Votes

How can the subclass override a concrete method of the superclass and declare it as abstract?

9th Jul 2016, 5:14 AM

jayrajarora2694

abstract class java subclass superclass

1 Vote

Is there a way to check the full content of a superclass or subclass?

7th Mar 2020, 11:13 AM

D ̲E ̲S ̲S ̲I ̲E ̲- ̲B ̲A ̲H ̲I ̲R ̲U ̲

inheritance python

0 Votes

Can someone please explain this to me? "the constructor of the superclass is called when the subclass is instantiated.".

21st Aug 2016, 6:35 PM

Luc Evertzen

constructors inheritance java

1 Vote

8 Answers

13th Feb 2017, 2:35 PM

Ziad Hassan Ahmed

In Java, when a subclass object is created, is a superclass object created or not?

0 Votes

Why do we need to insert same parameters of superclass constructor() in the super() method within subclass constructor()

18th Dec 2016, 5:47 AM

Somnath Ghosh

classes javascript

0 Votes

3 Answers

14th Aug 2022, 12:26 PM

Ahamed Shifak

What if I dont want the constructor of the superclass to be executed when creating an object of the subclass?

inheritance subclass superclass

3 Votes

3 Answers

13th Mar 2018, 11:18 AM

Adam Aksu

Could someone please explain what is being overridden in the extended superclass "Animal"... when commented out, value remains.

extends,method overriding superclass,

0 Votes

3 Answers

7th Jan 2018, 11:59 AM

Charles Street

Difference between super class and this Class..?

superclass thisclass

0 Votes

[Java] super class and subclass question

2nd Aug 2018, 1:53 AM

Ashok K

reference-variables subclass superclass

2 Votes

How does the subclass Dog inherit the variable legs with the value of 4 from the superclass Animal

20th Oct 2020, 3:32 AM

Aditya Kumar

0 Votes

"To use an abstract class, you have to inherit it from another class"then in this sentences abstract class is superclass or not?

10th May 2019, 2:54 AM

Shak 240

abstract-classes

1 Vote

5 Answers

20th Dec 2017, 3:37 AM

Jayshri Patil

How do I pass arguments to the superclass constructor while creating an object of the subclass in this case?

1 Vote

How does the subclass Dog inherit the variable legs with the value of 4 from the superclass Animal - Java

15th May 2019, 1:56 AM

Debraj Singh

0 Votes

[SOLVED] can't override the method

10th May 2019, 2:54 AM

Shak 240

help java overriding super superclass

-1 Vote

8 Answers

23rd Feb 2021, 4:20 PM

Serana Zentha

Constructor call that is used by the sub class to call a constructor of its superclass A. new B. extends C. implements D. super

0 Votes

Subclass interact with other subclass?

23rd Aug 2016, 10:14 AM

Nardz

c++interact subclass superclass

0 Votes

help me with creating a program that will manage students and teachers.

16th Dec 2017, 12:42 AM

Coinage

class java loops superclass

0 Votes

Is there an abstract data type like abstract method in java?

14th Jun 2017, 7:04 PM

Kurt Cobain

abstract class java subclass superclass

1 Vote

7th Mar 2020, 11:21 AM

D ̲E ̲S ̲S ̲I ̲E ̲- ̲B ̲A ̲H ̲I ̲R ̲U ̲

Final class

classes final java subclass superclass

1 Vote

Why, using same String name variable in every class gives the name null except the last child class ( cinematographer)?

25th Dec 2018, 10:37 AM

Nadjet KERBOUCHE

childclass derivedclass inheritance java parentclass string superclass variables

0 Votes

12th Mar 2020, 2:50 PM

Rohan c

My coding Project

Algorithim Biochemistry class DNA Genetic Lioplurodon project python subclass superclass

1 Vote

Are there any good class examples i can look at?

24th Feb 2017, 3:05 AM

Gram

abstract implement inheritance instance java nested static subclass superclass

1 Vote