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Determine if 2 lists have the same elements, regardless of order? [duplicate]
...
You can simply check whether the multisets with the elements of x and y are equal:
import collections
collections.Counter(x) == collections.Counter(y)
This requires the elements to be hashable; runtime will be in O(n), where n is the size of the lists.
If the elements are also unique, y...
Is it possible to await an event instead of another async method?
...something like that. It just means “you can use await in this method”. And in this case, blocking inside GetResults() would actually block the UI thread.
– svick
Oct 12 '12 at 12:24
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Detect URLs in text with JavaScript
...ou need a good regex that matches urls. This is hard to do. See here, here and here:
...almost anything is a valid URL. There
are some punctuation rules for
splitting it up. Absent any
punctuation, you still have a valid
URL.
Check the RFC carefully and see if you
can construct ...
WPF OpenFileDialog with the MVVM pattern? [duplicate]
...hing like the MVVM Toolkit or similar thing (so I can get a base ViewModel and a RelayCommand).
Here's an example of an extremely simple interface for doing basic IO operations like OpenFileDialog and OpenFile. I'm showing them both here so you don't think I'm suggesting you create one interface w...
Changing the default header comment license in Xcode
... this worked. Now does anyone know where templates get their env variables and how do I add one? Examples from template: ___FULLUSERNAME___, ___PROJECTNAME___
– AzaFromKaza
Sep 8 '17 at 4:12
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How do you programmatically set an attribute?
Suppose I have a python object x and a string s , how do I set the attribute s on x ? So:
4 Answers
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How to write iOS app purely in C
...ssage.h>
// This is a hack. Because we are writing in C, we cannot out and include
// <UIKit/UIKit.h>, as that uses Objective-C constructs.
// however, neither can we give the full function declaration, like this:
// int UIApplicationMain (int argc, char *argv[], NSString *principalClassN...
Print in one line dynamically
I would like to make several statements that give standard output without seeing newlines in between statements.
20 Answers...
What is the maximum recursion depth in Python, and how to increase it?
...n (or rather, the CPython implementation) doesn't optimize tail recursion, and unbridled recursion causes stack overflows. You can check the recursion limit with sys.getrecursionlimit:
import sys
print(sys.getrecursionlimit())
and change the recursion limit with sys.setrecursionlimit:
sys.setrecurs...
Django rest framework nested self-referential objects
...gories')
def get_related_field(self, model_field):
# Handles initializing the `subcategories` field
return CategorySerializer()
Actually, as you've noted the above isn't quite right.
This is a bit of a hack, but you might try adding the field in after the seriali...