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Override one method at the class level [duplicate]

I dislike Python's native string for complex numbers, and so wrote my own: def str (z): result = f"{z.real}" if (z.imag < 0.0): result += " - " else: ...
failure's user avatar
  • 235
0 votes
1 answer
152 views

How to change current date underline color react-dateRangePicker

i want to change the color of current date underline in react.js i have tried the custom classes its not working to override i want a syntax to over ride react date range picker classes. i have used ...
Ramsha Fatima's user avatar
1 vote
2 answers
194 views

Trying to create a C# program that uses auto-implemented properties, overrides ToString(), and uses a child class

I'm going to try to be as clear as possible, but bear with me. I need to make a program that: Create a class named LetterDemo that instantiates objects of two classes (named Letter and Certified ...
gabbi368's user avatar
0 votes
0 answers
44 views

Why is the paintComponent() method executed without being called?

i am just learning Java , today i ran into a problem while practicing. first, I inherited from JPanel and drew a diagonal line using the paintComponent method. but in the main class of the program, I ...
amir's user avatar
  • 1
-1 votes
2 answers
140 views

Out of bounds address when overriding virtual class method in cuda kernel

For the project I'm working on, I have defined a certain base class and several derived classes that inherit it. The base class has several virtual methods that are overriden by methods in the derived ...
cyanmess's user avatar
0 votes
1 answer
92 views

Access Virtual Function In Interface Directly From Implemented Class

Say I have the following function: public interface MyInterface { int GetNumber(); virtual int GetTwiceNumber() => 2 * GetNumber(); } I can implement the interface in a class as ...
Brendan Lynn's user avatar
0 votes
1 answer
205 views

Class helper breaks override of virtual method

Consider the following Delphi console app: program Project1; {$APPTYPE CONSOLE} {$R *.res} uses System.SysUtils; type TC1 = class procedure m; virtual; end; TC2 = class(TC1) ...
Erez Amir's user avatar
  • 151
-4 votes
1 answer
126 views

Why does this happen when we override the ToString() method in a class?

I created a Person class and overrode some properties and constructor method and override ToString() method. And I defined another class MyClass<T1> generically and created a field called a and ...
Alireza Asadi's user avatar
1 vote
2 answers
80 views

range of protected method "subclass" means

Suppose "class A2" and p"ublic class A" are in the A.java file, and class B is in a different package than A.java. This is Class B public class B { protected void protectedMethod() ...
bc a's user avatar
  • 41
0 votes
0 answers
37 views

Can I overriden static members (non-static properties and non-static methods)?

With instance members (non-static) I know we can, but with static members I DON'T KNOW IF WE CAN, if we can, is it good practice?
user avatar
0 votes
1 answer
1k views

How to override a method and keep its original code in Dart / Flutter?

i'd like to override the method "dispose" by adding a function in it (let's imagine print()), but i'd like to keep its original purpose because otherwise it sometimes throws parent stability ...
Lear's user avatar
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2 answers
61 views

How does this piece of code work (I think the correct term is 'currying')

I am having a hard time understanding how this code works: class add(int): def __call__(self, int): return add(self + int) result = add(2) print(result(4)) The int 2 seems to get ...
Trance2000's user avatar
-2 votes
1 answer
83 views

default constructor & class pointer, overriding, inheritance problem [closed]

#include <iostream> using namespace std; class Base { int x; public: Base() : x() {} Base(int x) : x(x) {} virtual void print() const { cout << x << ...
Jeongbokja's user avatar
-1 votes
1 answer
376 views

Can you override a function from a class outside of a class in Python

Can you override a function from a class, like: class A: def func(): print("Out of A") classA = A # Is something like this possible def classA.func(): print("Overrided!&...
Marvin Dziedzina's user avatar
0 votes
1 answer
124 views

Scala class extends Java class

I'm a little new to this, so sorry if it may seem a naive question. Let's say I have Java class as follows: public class A { private final regex = "folder1/folder2/folder3/.*"; ...
Good Panic's user avatar

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