Questions tagged [static-methods]
Methods that neither require an instance of the class nor can they implicitly access the data (or this, self, Me, etc.) of such an instance.
static-methods
2,823
questions
-6
votes
0
answers
27
views
Need assistance with adding a piece of code to my current one [closed]
[Screenshot of missingtext]Screenshotofprinted (https://i.sstatic.net/oZB8vrA4.png)
Hello I am just learning and very new to Java so apologies if my code is a mess. I am supposed to use toString, ...
- 1
-1
votes
0
answers
25
views
c++: define static template method in non-template class (with header file) [duplicate]
I've seen many questions in this regard, but non seems to be facing this below issue, I'm new to C++ and I hope someone has an answer for below.
below code works fine (in one file):
main.cpp
class BB{
...
- 55
1
vote
1
answer
76
views
How to provide a 'blanket implementation' of a static method for the derived class?
Consider this:
struct Base {
static Base make() { return {}; }
};
struct Derived : public Base {
// I _would_ want to have a `static Derived make()` automagically here
};
One approach to the ...
- 480
0
votes
1
answer
46
views
DRY - Derived class with static methods
In Unity C#, I have a base class Baker, it's derived from ScriptableObject, and I'm deriving from it CakeBaker, BreadBaker, PieBaker.
ScriptableObjects can only be created statically, using ...
- 191
0
votes
1
answer
58
views
Importing a static method when not using a project structure [duplicate]
I'm trying to import the static method my_function into Main:
Main.java:
import static abc.my_function; // error
public class Main {
public static void main(String[] args) {
my_function();...
- 81
0
votes
2
answers
91
views
Get the caller function object when it's a static method
I thought I knew a bit of Python, but then I stumped on this (a distilled form follows):
class A:
@staticmethod
def f():
print('some code here to report exactly
who ...
- 11
1
vote
0
answers
20
views
How to add type definition on a single class which contains both static and instance properties/functions in TypeScript? [duplicate]
I was trying to follow this tutorial to try and answer my question initially, but it's not enforcing that I have implemented the static functions in my code. Here is what I have:
export type ...
- 77.9k
0
votes
1
answer
83
views
Static methods in Java interfaces to be implemented by classes that implement the interface
I know that it is possible to define static methods in Java interfaces that are bound to the interface itself. However, I would like to define the signature of a static method to be implemented by ...
- 49
0
votes
2
answers
98
views
How to add a type hint to a variable representing self in a static method within a class
I'm trying to add type hints to a static method in Python using typing.Self. However, the type hint isn't being applied to the self argument within the function itself.
from typing import Self
class ...
- 106
-2
votes
1
answer
36
views
C# kind of extension method for static function [duplicate]
With extension method, it is possible to add function that you call an instance.
public static class MyExtensions
{
public static bool MyNewExtension(this String s)
{
return true;
}...
- 35
1
vote
1
answer
153
views
Efficiency advantage of C++ 23 static operator()
I'm looking at the motivation for static operator() laid out in this article
https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1169r2.html
where they explain that function objects, frequently ...
- 5,989
0
votes
1
answer
38
views
In a Dart (Flutter) class extending an abstract, how can an instance reference a static method (e.g. tableName)?
This is not quite the same as this question, which itself is unanswered.
I want to call get the tableName from inside an instance when the instance is an interface. Currently, I have it as an instance ...
- 1,157
0
votes
0
answers
39
views
How to mock a static method that modifies an input and returns Unit with Mockk
I'm trying to use Mockk to mock the static method android.location.Location.distanceBetween().
Here's my test case:
class DistanceUtilsTest {
@Before
fun setup() {
MockKAnnotations....
- 1,527
0
votes
0
answers
17
views
Static comparison function results in heap buffer overflow
class Solution {
private:
static bool cmp(const int& a, const int& b)
{
return a >= b;
}
public:
long long function(vector<int>& nums) {
sort(nums....
2
votes
3
answers
91
views
What kind of PHP syntax is this? [duplicate]
Can you please tell me what kind of PHP syntax is:
echo Html::{'div.my-class#my-id'}('This is element content')
?
It's from https://github.com/decodelabs/tagged library.
I mean I know what it does, ...
