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Why does this code only work if i invoke extends and create the subclass in main?
extends
java
polymorphism
1 Vote
4 Réponses
16th Jun 2017, 4:02 PM
Timothy Ryan
There are soma points I didnot understand it...polymorphism...encapsolation...assert...raise.......???
assert
encapsulation
polymorphism
raise
0 Vote
8 Réponses
20th May 2018, 5:49 PM
Omar
Empty virtual func vs pure virtual func
c++
oop
polymorphism
1 Vote
1 Réponse
9th Jul 2019, 4:49 AM
BinaryEden
What is the use of virtual in this program
c++
polymorphism
virtual
0 Vote
3 Réponses
13th Oct 2018, 1:30 PM
Rashim Narayan Tiku
So polimorphism is virtual functions??
c++
functions
polymorphism
3 Votes
2 Réponses
7th Aug 2016, 7:26 PM
Thedudeplaysmc3
Why in this program "Protected" is used before we use "Public" ?
c++
codeplayground
polymorphism
0 Vote
3 Réponses
18th Oct 2018, 3:51 PM
Abhishek kumar
[solved] duck typing(polymorphism) is not working why ?
duck_typing
polymorphism
python3
1 Vote
2 Réponses
2nd Feb 2021, 7:32 AM
Hemant Kosrekar
Can you please check my code, when I run it in code blocks it shows me the following error : no directory matches ... Please
c++
classes
inheritance
polymorphism
0 Vote
6 Réponses
25th Apr 2020, 7:18 PM
The Rock
Polymorphism/overriding
java
overriding
polymorphism
0 Vote
4 Réponses
23rd Oct 2017, 7:01 AM
oyl
Can someone explain me why isnt it working ? ;c
c++
inheritance
polymorphism
1 Vote
3 Réponses
8th Oct 2017, 3:08 PM
Galagann
Overriding or Overloading
java
overloading
overriding
polymorphism
2 Votes
6 Réponses
14th Feb 2017, 10:54 AM
Mohammad Reza Moosaei
I wanna learn programming. I need a best guideline? I know about html. after that which language I will learn?
c#
css
html
javascript
php
polymorphism
6 Votes
8 Réponses
25th Mar 2018, 1:15 AM
Ar Sajib
Why does JAVA not support user define operator overloading?
c++
java
oop
operator-overloading
operators
polymorphism
8 Votes
17 Réponses
20th Mar 2017, 7:38 PM
NEERAJ CHOUHAN
Why last output is printed?
classes
inheritance
java
polymorphism
0 Vote
3 Réponses
20th Mar 2021, 2:30 PM
Samarendra Singh
No entiendo la diferencia entre el ejemplo de funciones virtuales y el de polimorfismo anterior. 😕
functions
polymorphism
virtual
0 Vote
2 Réponses
27th Apr 2018, 4:34 AM
Sebastián J. Tosco
Doubt about repeated functions in inheritance
c++
inheritance
oop
polymorphism
0 Vote
3 Réponses
6th May 2020, 12:02 AM
Kiwwi#
What do this mean? "Programmer defined values"
arrays
inheritance
polymorphism
0 Vote
1 Réponse
14th Dec 2020, 5:40 AM
Yuexue
is javascript object oriented programming. i mean it has objects but , i never used it to implement polymorphism and neither i used private and public stuff. is it really object oriented??
javascript
oop
1 Vote
5 Réponses
18th Dec 2016, 7:50 PM
manish rawat
In virtual function lesson, why must use pointers instead of object.member()?
c++
functions
polymorphism
virtual
3 Votes
4 Réponses
3rd Dec 2016, 9:17 AM
linkiron
You are making a Quiz game. The Quiz class inherits from the Game base class. Both classes have constructors, which output a S
c++
inheritance
polymorphism
0 Vote
1 Réponse
16th Nov 2022, 9:39 AM
Rachel Pangemanan
Declaring variables of a superclass
inheritance
java
polymorphism
1 Vote
2 Réponses
11th Feb 2017, 1:28 AM
Hugo Jaramillo
Diferencia entre herencia y polimorfismo
inheritance
java
polymorphism
1 Vote
1 Réponse
20th May 2017, 12:06 PM
Ambrosio
Child c = new parent(); gives compile time error?
inheritance
java
oops
polymorphism
0 Vote
3 Réponses
27th Jul 2019, 7:14 AM
shivam
Please what is the difference between...
c#
inheritance
polymorphism
sololearn
1 Vote
2 Réponses
22nd Oct 2022, 11:53 AM
Mr Ajiero
Кто может помочь разобраться с классами?
c++
class
help
polymorphism
4 Votes
1 Réponse
5th Nov 2020, 3:49 AM
Кайто Судзуки
the difference between inheritance and polymorphism?
c#
inheritance
polymorphism
0 Vote
2 Réponses
24th Nov 2016, 2:44 AM
julio
Why does pointers to the base class when we can just does the derived class?
c++
polymorphism
virtual
0 Vote
1 Réponse
17th Mar 2020, 7:25 PM
Donovan Thompson
does overlaod happens in same class and override in different classes? am i right?
c#
oops
polymorphism
0 Vote
2 Réponses
12th Oct 2017, 3:19 PM
anu
polymorphism/ overriding (java)
java
overriding
polymorphism
1 Vote
1 Réponse
25th Oct 2017, 2:26 AM
oyl
Can anyone suggest me some detailed & gud programs n java wid core oop concepts?
abstract-classes
encapsulation
inheritance
interfaces
java
polymorphism
7 Votes
6 Réponses
12th Jul 2017, 8:18 AM
Rose
Please what is the error in my code
abstraction
inheritance
java
oop
polymorphism
1 Vote
4 Réponses
12th Feb 2021, 7:45 PM
Amal Gil
Polymorphism/overriding
java
overriding
polymorphism
1 Vote
1 Réponse
26th Oct 2017, 1:30 AM
oyl
C#, I'm struggling with everything. Please assist.
constructor
inheritance
polymorphism
0 Vote
1 Réponse
18th Aug 2017, 10:43 AM
Mncedisi Nceddy Mzizi
Difference between Function overloading, Function overriding, Function shadowing,Function hiding.
c++
java
oops
polymorphism
0 Vote
1 Réponse
3rd Jul 2021, 8:58 AM
ㅤㅤㅤㅤㅤㅤ
How vptr and vtable works
c++
polymorphism
runtime
vptr
vtable
1 Vote
4 Réponses
17th Mar 2021, 5:08 PM
Ketan Lalcheta
Abstract
abstract
c#
oop
polymorphism
1 Vote
1 Réponse
3rd Apr 2020, 8:04 PM
Ayomi Gunasekara
What to do to avoid function overriding?
f4f
java
polymorphism
questionoftheday
tricky
2 Votes
4 Réponses
19th Nov 2017, 9:49 PM
Drumsticks
Could you explain me what are words "private", " public", "protected", etc. need for? What are the difference?(In C and Java)
object_orientation
polymorphism
private
protected
public
3 Votes
3 Réponses
8th Dec 2017, 7:40 AM
Аркадий Щукин
If overriding a method is the same as making a new one, why use overriding in the first place?
java
methods
overriding
polymorphism
1 Vote
2 Réponses
6th Nov 2016, 7:11 PM
Jack Chase
Up casting and Down casting
c#
downcasting
polymorphism
upcasting
0 Vote
1 Réponse
1st Jul 2022, 6:06 AM
Sufian Ahmad
What are different forms of polymorphism??
different
forms
java
polymorphism
1 Vote
2 Réponses
19th Jan 2017, 7:14 AM
Keerthi Reddy Yeruva
C# Abstract class with virtual and abstract properties
abstract-classes
c#
polymorphism
properties
subclasses
2 Votes
1 Réponse
18th Mar 2018, 5:39 AM
SQrL
How to make overloading code from this codes?
codes
java
overloading
polymorphism
0 Vote
1 Réponse
15th Mar 2020, 3:36 PM
Nayla M
Explain Copy constructor in easy way with example?
c
c++
constructors
destructors
polymorphism
1 Vote
3 Réponses
19th Jun 2020, 6:03 PM
SAMBHAV KUMAR THAKUR
What is virtual function and why it is used?
c++
functions
inheritance
polymorphism
virtualfunction
2 Votes
1 Réponse
18th Jun 2019, 3:25 PM
Swati Tripathi
Why do we need to store a null value in vTable for a pure virtual function?
c++
functions
overriding
polymorphism
virtual
1 Vote
3 Réponses
18th Mar 2018, 3:12 PM
Ashish Gaur
Difference between inheritance and polymorphism?
c++
classes
inheritance
polymorphism
0 Vote
2 Réponses
17th Feb 2017, 6:36 AM
Neha Selal
Anyone here to please solve this question i didnt understand
generic.attribute
generics
java
polymorphism
0 Vote
1 Réponse
22nd Jan 2021, 7:27 PM
Sohail Mughal
Java CompareTo() method for RPSPlayer
inheritance
java
methods
polymorphism
0 Vote
1 Réponse
26th Feb 2019, 7:09 PM
Spartan Noah- 458
A new question , please answer.
classes
functions
java
methods
oop
polymorphism
0 Vote
4 Réponses
7th Sep 2019, 9:26 AM
Shuaib Ramadan
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