Q&A Discussions

Trying to get background color of all buttons

18th Jul 2017, 9:13 AM

D_Stark

background buttons class color name tag

6 Votes

When creating a method in a class that is to be called from another class, is it necessary to put the public and static keyword?

26th Jan 2019, 4:51 PM

Arne Van Kerckvoorde

give reasons why

2 Votes

1.why the "<<" operator overloading should be a frinend function of the class 2. why "&" is used while decaring the operator

29th Apr 2017, 12:00 PM

Emmanuel Ngene

c++operator-overloading output_stream_operator_o

0 Votes

Can anyone help me how do i use div class and make this image a rounded image? What i did wrong here?

18th Nov 2018, 6:15 AM

D7d77d7d77

border-radius css div html rounded rounded-image

0 Votes

Why the size of a structure is bigger than it should be?

21st Oct 2019, 1:49 PM

Afif Azmi

allocation c++class memory structure

3 Votes

Again and again it is showing error in java program :: could not find or load main class

2nd Feb 2018, 10:16 PM

Arkadiusz Babiarz

class could find load main not or

0 Votes

if a sub class besides those inherited attributes has it's own attribute how should the constructor look like?

22nd Oct 2017, 12:15 AM

Himanshu saini

java

0 Votes

Write a class with name employee and basic as its data members, to find the gross pay of an employee of the following allowances

21st Sep 2022, 10:37 PM

Lenoname

employee

-4 Votes

6 Answers

15th May 2021, 12:24 PM

Diaz Gaming

Why is JS getElementsByClassName method not working?

class html javascript js

0 Votes

Why can not my function return like this?

29th Sep 2018, 9:37 PM

Dzeff

c++class function return

1 Vote

when do you use decorator in python?

27th Nov 2016, 7:14 PM

Marcell Juhasz

advanced_programming class decorator methods python

2 Votes

I have made a program of prime number. I want to know did i initialized the class member c=0 correctly or not.

28th Sep 2022, 9:36 AM

Mikaia Randrianjafy

0 Votes

Need help in Virtual functions ; Can't figure out the error

23rd Feb 2020, 6:59 AM

Disha Dey

c++class virualfunctions

1 Vote

I want to transform variable class private and do encapsulation, abstraction, and inheritance with programing oriented object.

7th Dec 2016, 10:53 AM

Kunal Sharma

abstraction encapsulation inheritance pratique

0 Votes

how do i make a simple calculator using may be buttons assigned to a given class name?

28th May 2021, 12:25 PM

Malick Diagne

sololearn

0 Votes

What is Person here ? If it is class then from where it came ? Plz help

2nd Jan 2018, 12:02 PM

wagaba david

java reference-types value-types

0 Votes

Why we are give a parrent class refference at the time of object creation of child class?

10th Jun 2017, 9:04 AM

Umar Khitab

abstract-classes core inheritance java

0 Votes

What is the point of the Collection class and why is it used to only sort arrays?

5th Sep 2017, 6:27 PM

Shivam Jamaiwar

java lists

1 Vote

import java.util.Scanner; public class H2A { /** * @param args the command line arguments */ public static

27th Dec 2016, 6:17 PM

A.G.

java

-1 Vote

import java.util.Scanner; public class SassAgain { static final char[][] matrix = { {'b', 'e', 't', 'y' },

10th Sep 2020, 7:05 PM

rachel mensah

java

0 Votes

Is protected member accessible within the class where it's been declared and within its derived class's INSTANCES?

10th Dec 2017, 11:13 PM

Säß Ŕî

c#challenge mistake

0 Votes

class A { private int x; public ??? getX() { return ??? ; } public ??? setX(int x) { this.x = x; } }

3rd Feb 2017, 11:07 AM

Vladimir Poddukin

classes java

0 Votes

c++class data memory namespace

26th Aug 2017, 6:57 PM

Gopi Krishna Verma

Namespaces in C++

1 Vote

No he podido encontrar la respuesta a este código! (pregunta 5, cuestionario POO). Les dejo el código: Class Test: / __egg=7 / t=Test() / print(t.Test xxxxxx)

1st Oct 2019, 9:09 AM

Sudo_root

python

0 Votes

I have error line 17. I want to return var euros and display it in browser. Thanks you

17th Jul 2016, 8:50 PM

Eudardo Bustamante

class display euros extends.

-1 Vote

Hello is someone programming on Unity with Visual Studio ?

7th Jul 2021, 5:06 AM

Malick Diagne

class me monobaivier not suport the

-1 Vote

7 Answers

13th May 2021, 12:04 PM

Piet

class MyClass { public static void main(String[ ] args) { boolean b = true ; for (int i = 0;i<10;i++) if (b=!b)

expain

0 Votes

You have a class ''Student'' with two members, "age" and "num". Fill in the blanks to initialize those members in the constructo

3rd Aug 2018, 1:19 PM

Ghritika Sharma

c++classes

0 Votes

Do we have to use Mac computer to run this ? Class should mention how about window computer? Because most people own window ones.

30th Apr 2020, 7:57 AM

Baijunath Sharma

swift

2 Votes

Why B is implicitly deleted?

2nd Apr 2016, 1:35 PM

Julie Jiang

class cpp error instance oop

0 Votes

Using class and object, abstraction and inheritance,create a program that ask for a student's information consist of Name(first

27th Mar 2021, 7:16 AM

Abhishek Dimri

-1 Vote

I have five buttons with the same class name. I have an onclick function that should console.log the index of the clicked button

25th Oct 2022, 10:18 AM

Epic game

html5 javascript

1 Vote

Why is it giving this error??

4th May 2021, 8:38 PM

Austin King'ori

class getter object php setter

0 Votes

13th Jun 2019, 2:58 PM

Niloy19

Conversion cm/m

c++class cm function m

1 Vote

If a class has no constructor, then if we create an object of that class, what will be the values of attributes? Default values?

14th Jan 2021, 3:46 AM

🏐Volley

constructors java

2 Votes

Calling an overridable method from a not overridable method

26th Oct 2016, 3:00 AM

Aswini Ventrapragada

class final java override

1 Vote

How to implement matrices in cpp? Overloading operators (+, -,*,<<and >>) ?

13th Feb 2020, 8:33 PM

Stefano Trinca

2d array c++class

1 Vote

Can someone explain how this works?

7th Apr 2018, 12:56 PM

Adam Ifnou

class java null static-variables

1 Vote

Pls answer this ques in description urgent needed

13th Sep 2018, 4:18 PM

StealthyTaco

c++class inheritance

-1 Vote

Can u guys help me again ? Please :) I ought to know what is the answer

12th Oct 2018, 3:52 AM

Anubhav Prakash

class python python3

1 Vote

Can you separate classes into new files in visual studio?

15th Jan 2017, 8:54 AM

Abraham Wong

c++class visualstudio

1 Vote

How does the @ actually works for 'decorations' in python?

10th Mar 2018, 7:27 AM

B135

class decorator function oop python

1 Vote

Why i have to write this class MyClass { public static void main(String[ ] args) in a java program

14th Mar 2023, 4:04 AM

Blastov

@java

-1 Vote

C++ program that computes the area and perimeter of a rectangle using OOP.Your program should have a class Rectangle

19th Apr 2022, 10:29 AM

new use

-1 Vote

[Solved] Why is the function variable not able to be called?

28th Jan 2018, 4:37 AM

Brian Simiyu

class functions input python python3 variables

0 Votes

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

20th Oct 2020, 6:24 PM

Kelly H. Milligan

abstract-classes c#oop

1 Vote

How can i style myvar Line 43. I want to style color red in instance class Color. Thanks you sir.

2nd Aug 2017, 4:01 PM

Amin Saadati

myvar red style

0 Votes

Hey Guys i am in class 11 with c++ So can anyone tell me the important Notes Or tricks and some imp Questions to get higher rank

5th Jul 2021, 6:24 AM

Malick Diagne

const class_name object_name;

1 Vote

5 Answers

26th Sep 2017, 8:06 AM

Gourav Singh

c c++class object

0 Votes