Q&A Discussions

How to invoke all parents classes constructors in python ?

30th Nov 2022, 8:00 PM

Margaret Guzman

classes constructors cpython inheritance objects oop python3

3 Votes

Is it true that composition is better than inheritance r is it just a opinion based debate?

23rd Nov 2020, 3:46 PM

Samip Karki

c++composition inheritance java objects oop

1 Vote

Tomorrow is my ruby on rails interview, i am a midlevel developer, what should i prepare for it?

23rd Oct 2019, 5:23 AM

viki

interview oop questions ruby rubyonrails

1 Vote

[✓]What happens when raised exception is not caught by catch block ?

24th Sep 2019, 2:20 PM

Noman Iqbal

c++catch cpp exception 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

23rd Apr 2021, 7:25 AM

SARVESH ASHOK DEVRUKHAKAR

c++classes inheritance oop oops

0 Votes

Between java and c++, which is better for developing android games?

13th Jun 2021, 6:00 AM

Rahul Kumar

android c++classes games java objects oop

3 Votes

5 Answers

10th Dec 2016, 10:10 AM

Peter Lenjo

How can i add a money transfer method?

c#classes cs methods objects oop

0 Votes

What is the difference of C++, C# and Java with respect to object oriented programming? And which language do you prefer?

29th Dec 2018, 8:54 AM

mordorminer

c#c++difference experience java oop

0 Votes

Give real example of constructor ....

4th Oct 2018, 5:13 AM

Henry

classes constructors java oop

0 Votes

Не могу понять в чем проблема

22nd Dec 2017, 11:10 AM

Samudra Gupta

help oop python russian

0 Votes

don’t understand the purpose of this. in java ??

19th Jul 2021, 9:26 AM

Trotsko Mykola

classes java oop this

0 Votes

Dunders and Magic Methods - "other"?

15th Mar 2018, 4:55 AM

Sabo Captain

dunders magic-methods oop py python python3

0 Votes

A nice challenge for using OOP?

13th May 2020, 10:22 AM

Teeny Sanguini

amateur beginner challenge fop oop python

0 Votes

24th Aug 2018, 1:42 PM

Wouter Steendam

C in PHP??

c code html5 oop php website

1 Vote

Struggling to configure my ascii program

20th Apr 2019, 12:36 PM

Maneesh Pandey

ascii c++characters class oop

2 Votes

I having a problem with Java GUI... PLEASE HELP ME!

1st Sep 2017, 10:58 PM

X-1

api boolean-logic games java oop

0 Votes

Scope of inheritance and absence of discussion(Q and A) post links to Sololearn course modules

12th Jun 2021, 12:37 PM

Omer Asayag

classes inheritance java oop sololearn

1 Vote

Difference between this.var; vs let var; in JavaScript?

3rd May 2023, 4:52 PM

Arnold D'Souza

constructors es5 es6 javascript js oop

1 Vote

The question is realated to java. 😊

29th Aug 2020, 1:34 PM

Utkarsh Dhiman

bytecode java meaning one_word_answer oop program sandbox

3 Votes

Can you help me understand Constructor and Destructor of OOP??

15th Jun 2019, 7:15 AM

Dharmik Pajwani

c++class constructor destructors oop

0 Votes

I think, Course on Algorithm & Data Structure will be very helpful. Who do you think?

20th Oct 2018, 2:59 PM

Md Ibrahim (West Bengal, India)

algorithm data-structure java oop sololearn

2 Votes

What am I doing wrong with the overloading operator?

3rd Dec 2017, 8:44 PM

jamilxt

c++class objects oop operator-overloading project

0 Votes

Functional programming and object oriented programming

25th Nov 2021, 4:49 PM

Rubayet Kamal

functional language oop programming

1 Vote

Java - how can I reach these variables

23rd Jun 2017, 10:11 PM

Xperience

classes helpme java oop

0 Votes

13th Mar 2018, 2:57 PM

Jan Štěch

Import problem

game import java oop vcs

1 Vote

How to use Getters and Setters

11th Feb 2019, 4:26 PM

Ngọc Đoàn

classes getters java oop programming setters

3 Votes

28th Dec 2017, 5:35 PM

Richard Cofie

Please help!

array code example oop php work

1 Vote

we cannot override final method but can we do for static method how?

14th Apr 2018, 12:03 PM

Nasibillo Muhamedov

final java methods oop override static

4 Votes

Why is class not compulsory in c++?

12th Mar 2017, 6:52 PM

Roshan Kumar

c++classes java oop

0 Votes

Do you want more Python content other than that given here on SL?

3rd Jul 2017, 5:29 PM

Pramit@10

oop python python3 sololearn

0 Votes

[SOLVED] Is it possible to learn PHP in just 2 days?

23rd Jul 2017, 3:38 PM

Jan

c codeigniter framework laravel motivation mvc oop php

0 Votes

Is there any way to return more than one value from a method in java?

28th Aug 2020, 10:32 AM

Fadhil

getmethod java methods oop return

0 Votes

How do I display a integer value ( from a function) in a TextEdit box in Qt?

30th Nov 2016, 1:06 AM

Ahmed Zaky

c++classes gui oop qt

0 Votes

What on earth is __init__ in Python class?

16th Apr 2018, 4:46 PM

Dylan

attribute class method object oop python

0 Votes

java.lang.NullPointerException

22nd Mar 2022, 5:21 AM

DN Josh

classes exceptions java oop threads

1 Vote

Does competitive coding require OOP?

13th May 2020, 4:44 AM

Mouad Taoussi

coding competitive cpp oop

0 Votes

5th Jan 2017, 5:49 PM

Hrishikesh Bawane

Why create oop?

classes java objects oop

0 Votes

Explanation of the metod 'join'

10th Feb 2017, 4:09 AM

Vannak Saing

magic-methods methods oop python python3

0 Votes

How can we differentiate b/w virtual function, non virtual function and pure virtual function?

24th Dec 2018, 7:26 PM

Razf

objects oop polymorphism pure virtual

1 Vote

how to change a circle with a picture

11th May 2020, 11:34 PM

Nomi

c++circle games graphics object oop

0 Votes

Are there only two accessors for one property (get and set) in C#? How about in C++ or Java?

21st Apr 2019, 10:05 AM

Annida Miftakhul Farodisa

c#c++java oop properties

1 Vote

Java: How do I print an array from another class? My array contains another array from that class

21st Dec 2017, 5:37 PM

Bo Yang

arrays classes java methods oop

0 Votes

How to execute an abstract method in an abstract class?

5th Oct 2018, 12:09 AM

Dylan Cunha

abstract-classes c#classes objects oop

0 Votes

Any Practice Projects/ Assignments for Java ??

19th Sep 2017, 2:16 AM

Empiyar

beginner java oop practice project

1 Vote

Which programming language require less "Human Memory"?

5th Jan 2017, 1:35 AM

Carlos Cintron

c memory object oop pogramming

0 Votes

How do I create class attributes in Python?

15th Feb 2017, 8:58 PM

Renzo Donegani

attribute class ironman oop property py python static

1 Vote

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

30th Oct 2019, 7:18 AM

Seb TheS

classes inheritance java oop

0 Votes

About Inheritance and Overriding Java

23rd Jun 2020, 8:17 PM

Kuro Himitsu

inheritance java oop overriding

0 Votes

Hot to get correct output using virtual?

21st Sep 2018, 11:05 AM

Dimas Chandra

c++function oop virtual

0 Votes