Discussions Q&R

(Solved)Why can't I implement abstract classes?

22nd Oct 2018, 5:54 AM

Amrish Mishra

abstract-classes c++class error inheritance oop parent

2 Votes

Compiler doesn't understand template<class T>, what I must do?

21st Jul 2021, 9:31 AM

Purple Requiem

c++class cpp template templates

0 Vote

Автоматические переменные.

29th Jan 2020, 6:16 PM

Uber

class java objects ruby

0 Vote

How to reverse the output stack without changing the function declarations

27th Apr 2018, 4:26 AM

𝕰𝖚𝖌𝖊𝖓𝖊 𝕳𝖆𝖗𝖕

c++class constuctor copy

0 Vote

I want to do a spaceship battle (2 planes, lots of bullets) and I have a few doubts...

26th Apr 2022, 10:05 PM

Yones Mussa

c#class collision method object planes programming

3 Votes

public class Program { public static void main(String[] args) { int[ ][ ] myArr = { {1, 2, 3}, {4}, {5, 6, 7} }; myArr[0][2] = 42; int x = myArr[1][0]; System.out.println(x); } }

15th May 2020, 11:51 AM

🍇 Alex Tușinean 💜

arrays java

0 Vote

7 Réponses

14th Oct 2016, 11:03 AM

Gopal Varma Gottimukhala

What's wrong with the code......

class compilationerror cpp help objects wrong

0 Vote

I use all attribut and method Person in all the extends class Person. Can i do all attribut and methods private?

20th Sep 2019, 2:48 AM

Md Ibrahim (West Bengal, India)

an attribu met

0 Vote

Header-Handling C++ - not the expected Output! Handling 3 Files ... [SOLVED]

28th May 2020, 2:26 PM

Malick Diagne

#include class cpp header include modules oo sourcefile

0 Vote

8 Réponses

16th Aug 2020, 12:21 PM

Oliver

" Error: Could not find or load main class"

class error java main methods

0 Vote

JS line 48 error. It is not deleting the element from the array.

31st May 2017, 4:12 AM

MassiveMayhem

array class indexof js splice

-1 Vote

Scope Resolution in Programming assignment

21st Nov 2021, 11:09 PM

🍇 Alex Tușinean 💜

class homework resolution scope time

1 Vote

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

20th Nov 2018, 5:01 PM

Amal Mukalel

abstract class java subclass superclass

1 Vote

Why I can't use id more than once and shoulf I use Id or class and Can I use id in different html?

7th Mar 2020, 11:21 AM

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

css3 html html5

0 Vote

You are making a Quiz game. The Quiz class inherits from the Game base class. Both classes have constructors, which output a S

21st Apr 2020, 2:30 PM

Sorder Rakib Hassan

c++inheritance polymorphism

0 Vote

Bug in calculator command.

16th Nov 2022, 9:39 AM

Rachel Pangemanan

Help with question

"father"a blanks class define fill in the to with

0 Vote

10 Réponses

17th Apr 2019, 3:13 AM

Debbie Swatzell

calculator class classes error help java math methods objects program

2 Votes

9 Réponses

1st Aug 2018, 5:42 PM

C0D3X

I want to make a test for our class by using C++. Is there any option to provide time counter in C++???

c++timing test

2 Votes

7th Sep 2017, 2:01 AM

Bhavish Kumar Mangal

Function returning NaN?

class first function js

0 Vote

Why this program does not work on the 7 line have brackets?

21st Nov 2021, 9:30 AM

Hadital

c++class code doeswork

2 Votes

15th Aug 2017, 8:39 PM

BuyDen

Help inheritance c#

are class inheritance input method object output property to you

0 Vote

Does the math class needs to be imported in java because im tring to use the math.pow and doesnt work.. and if so how do i do it

21st Jan 2021, 12:35 PM

Abdullah Ghanim

java

1 Vote

Why isn't the nav section working?plz answer fast

1st Oct 2018, 3:28 PM

ThermalBlast22

class code html link nav problem

0 Vote

6 Réponses

6th Sep 2017, 4:48 PM

sheikhrafe

__del__ method in python

class collector del destruction destructor garbage magic object oop python

5 Votes

5 Réponses

31st May 2018, 3:04 PM

Jakub Mifek

After running java Scanner class to take user input as number from the user, I can not see run option in my NetBeans IDE

java javascanner

0 Vote

in java we can tell what's the exact error by using catch(Exception e){ e.printStackTrace(); //or System.out.println(e.getMessage()); // or just printing the exception class } is that possible in python in any way ?

2nd Sep 2022, 4:21 PM

Jahangir Alom Minto

exceptions python

3 Votes

5 Réponses

10th Sep 2016, 2:47 PM

Hossam Mahmoud

Create class Book with variable title, price. - Add static variable discountRate. - Add static variable count. Increment count v

class#static

0 Vote

How can I create a new class when I have many public classes Dog Cat Fish and Owner String Name age

15th May 2021, 9:46 AM

Shekhar Narwariya

eclipse java

0 Vote

if an inner class is not declared private is it accesible from outside classes or not? i would appreciate any help

29th Sep 2016, 11:09 AM

Alexandr Gorbachev

access class inner java

0 Vote

4th May 2017, 3:54 PM

shobhit

class css div html meaning section

0 Vote

true and false into string

28th Dec 2019, 2:53 PM

Neeraj

boolean class false javascript true

0 Vote

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

24th Aug 2017, 12:57 PM

Maciej Mazurek

abstract class java subclass superclass

1 Vote

Do I have to declare all of class members as 'protected' if I would like to use them in a derived class?

7th Mar 2020, 11:13 AM

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

c++inheritance java private

2 Votes

/*Merging two arrays in third array in sorted order using merge sort,duplicate values in both the arrays are sorted once only in

16th Nov 2016, 6:34 PM

Marcell Juhasz

array c++class cpp debugging error need_help

1 Vote

7 Réponses

30th Aug 2017, 6:23 PM

Sayan Chakraborty

What does this mean_

class functions init python

0 Vote

How Can I launch My java file?

11th Jan 2022, 1:07 PM

༎༎ຶ༎ຶe ͟ʖh∀

class java launch read

0 Vote

Unresolved external symbol error

21st Jan 2017, 4:37 PM

Name

c++class error external

0 Vote

Can someone please help me with my homework? It’s only my second week in the class and we have not reviewed this at all!

25th Nov 2018, 11:05 AM

gil gil

c c/c++c++

0 Vote

14th Mar 2019, 11:02 PM

Manuel Jimenez

Background Colour React

class components dom javascript react style virtual

2 Votes

I am student of icse class 10 I know basics of html and java but how can I merge both of them to create a good program.

25th Aug 2019, 10:17 AM

Clueless Coder

html java

0 Vote

What do you think about the questions In the courses?

15th Jan 2020, 3:21 AM

Shaleen Chakraborty

class course opinion questiob questions quiz test

4 Votes

5 Réponses

16th Mar 2017, 9:04 PM

Relentless

Is it better to put the switch to some method of Calc class or is it ok in the main method?

architecture structure

0 Vote

Can i get out of a computer science class in high school as a freshman, even though its second quarter?

7th Aug 2017, 8:29 PM

Víťa Dvořák

*blowmybrainsout*help helpme iwannadie kms letmeoutofmyysery please python sad smh

-3 Votes

What is the output of this code? import java.util.HashMap; class A { public static void main(String[ ] args) { HashMa

14th Nov 2017, 8:54 PM

Nicole Albright

hashmap

0 Vote

0 Réponse

29th Nov 2022, 5:49 PM

Nurul

What is the crucial diference betwin id and class when they both do the work for anything, have same efects?

css css3 html html5 javascript jquery

0 Vote

What is the need for defining a method of a class, outside the class definition using the scope resolution operator?

9th Dec 2016, 10:55 PM

Milica

c++class function scoperesolution

0 Vote

HOW TO DECLARE A STRUCT IN HEADER FILE C++

17th Oct 2017, 1:36 PM

Antony Marianathan

c++class file header structs

3 Votes

if I have a queue class that uses nodes and I want to overload the + operator to add a queue to another queue.

2nd Jan 2017, 3:50 PM

Baraka Mulungula

c++date estructura nodes queue

0 Vote

class elements gerelementby getelementbyid

10th May 2018, 4:40 AM

Gonzalo Caira Aguilar

Подборка елементов

0 Vote