self Questions
0
I have been exploring different abstractions in Swift, and I found myself stumped on how to determine the type of a tuple's element from its own type. I know the compiler and Xcode are quick to pro...
Planography asked 24/8 at 23:4
6
Solved
I have an Obj-C object with a bunch of methods inside of it. Sometimes a method needs to call another method inside the same object. I can't seem to figure out how to get a C method to call a Obj-C...
Computerize asked 14/8, 2009 at 20:28
9
Solved
So I need to have some routes inside a class, but the route methods need to have the self attr (to access the class' attributes).
However, FastAPI then assumes self is its own required argument and...
Morelos asked 11/9, 2020 at 20:20
2
Solved
Is it possible to do something like self:: in PHP to not need to specify the class-name tro call a static method within the same class. See how I do it:
public class Foo
public static void blaa()...
12
Solved
If I have a class ...
class MyClass:
def method(arg):
print(arg)
... which I use to create an object ...
my_object = MyClass()
... on which I call method("foo") like so ...
>>&...
14
Solved
Can one write something like:
class Test(object):
def _decorator(self, foo):
foo()
@self._decorator
def bar(self):
pass
This fails: self in @self is unknown
I also tried:
@Test._decorato...
4
Solved
I want a decorator that would add the decorated function to list, like this :
class My_Class(object):
def __init__(self):
self.list=[]
@decorator
def my_function(self)
print 'Hi'
I expect...
3
Solved
Consider this small example:
import datetime as dt
class Timed(object):
def __init__(self, f):
self.func = f
def __call__(self, *args, **kwargs):
start = dt.datetime.now()
ret = self.func(*...
Vivie asked 7/5, 2015 at 14:29
6
Solved
What is the purpose of checking self.__class__ ? I've found some code that creates an abstract interface class and then checks whether its self.__class__ is itself, e.g.
class abstract1 (object):
...
4
Solved
In Swift, let's say I want to add a static factory method that returns an instance:
class MyClass {
static func getInstance() {
return MyClass(someProperty);
}
}
But what if I don't want to w...
7
Solved
Here is some code:
class Person
def initialize(age)
@age = age
end
def age
@age
end
def age_difference_with(other_person)
(self.age - other_person.age).abs
end
protected :age
end
Wh...
Argumentative asked 7/11, 2009 at 14:37
5
Solved
I'm having some real trouble with timing a function from within an instance of a class. I'm not sure I'm going about it the right way (never used timeIt before) and I tried a few variations of the ...
3
Solved
I have the code below:
from tkinter import *
class Window(Frame):
def __init__(self, master = None):
Frame.__init__(self, master)
self.master = master
self.init_window()
def init_wi...
7
Solved
While playing in a Swift playground I noticed that Self, with capital "S", is available along with the lowercase self. Is there any difference between them? If so, what are usages for these two, es...
7
Why is cls sometimes used instead of self as an argument in Python classes?
For example:
class Person:
def __init__(self, firstname, lastname):
self.firstname = firstname
self.lastname = lastn...
Saturable asked 6/1, 2011 at 8:17
11
Solved
I have been learning Python by following some pygame tutorials.
Therein I found extensive use of the keyword self, and coming from a primarily Java background, I find that I keep forgetting to typ...
8
Solved
Toward the end of a program I'm looking to load a specific variable from all the instances of a class into a dictionary.
For example:
class Foo():
def __init__(self):
self.x = {}
foo1 = Foo()
fo...
Homologous asked 24/8, 2012 at 0:55
10
Solved
I am new to Swift and I'm wondering what self is used for and why.
I have seen it in classes and structures but I really don't find them essential nor necessary to even mention them in my code. Wh...
2
Solved
I've got a WPF Window, and somewhere there is a ListView where I bind a List<string> to.
Now somewhere in my ListView there is a TextBox and the Content property is set to {Binding}.
But th...
Spree asked 15/12, 2009 at 10:45
4
Solved
My module definition looks like this:
module RG::Stats
def self.sum(a, args = {})
a.inject(0){ |accum, i| accum + i }
end
end
To use this method I simply require the file containing this defi...
2
Solved
I was coding something, and there was an error in one part.
But I can't find why the error occurs.
Code (Sample; similar to the error part):
class Test:
def __init__(self,a=0):
self.x = a
self....
0
I am trying to implement an answer to an old question.
Here is that answer https://mcmap.net/q/1104389/-corebluetooth-refreshing-local-name-of-an-already-discovered-peripheral
And here are the code...
Roscoeroscommon asked 6/5, 2022 at 17:3
1
Solved
I'm a new programmer in lua, and there are lots of things I still probably don't know about. I googled what self is in lua, but I still don't understand it. If anyone could give me the easiest expl...
2
Stack: Mac OS 10.15.6, Xcode Version 12.0 (12A7209)
I have a self sizing collection cell. I override preferredLayoutAttributesFitting to get the self sizing feature. Everything works great PRIOR ...
Sneaky asked 21/9, 2020 at 16:24
5
Solved
Take the following simplified example.
class A(object):
variable_A = 1
variable_B = 2
def functionA(self, param):
print(param+self.variable_A)
print(A.functionA(3))
In the above example, I...
Sanmicheli asked 30/1, 2017 at 11:51
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