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Determine if 2 lists have the same elements, regardless of order? [duplicate]
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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 eleme...
What do (lambda) function closures capture?
Recently I started playing around with Python and I came around something peculiar in the way closures work. Consider the following code:
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Python string class like StringBuilder in C#?
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edited Aug 24 '16 at 8:10
Ruud
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Multiple Inheritance in PHP
...an way to go around the fact that PHP5 still doesn't support multiple inheritance. Here's the class hierarchy:
11 Answers
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How to avoid .pyc files?
Can I run the python interpreter without generating the compiled .pyc files?
10 Answers
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Which $_SERVER variables are safe?
...ols and you need to be aware of where a value comes from and hence whether it can be trusted for a certain purpose. $_SERVER['HTTP_FOOBAR'] for example is entirely safe to store in a database, but I most certainly wouldn't eval it.
As such, let's divide those values into three categories:
Server c...
'id' is a bad variable name in Python
Why is it bad to name a variable id in Python?
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c#: getter/setter
I saw something like the following somewhere, and was wondering what it meant. I know they are getters and setters, but want to know why the string Type is defined like this. Thanks for helping me.
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Why does Razor _layout.cshtml have a leading underscore in file name?
In the default ASP.NET MVC 3 project, layout & partial cshtml files start with an underscore
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Useful code which uses reduce()? [closed]
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The other uses I've found for it besides + and * were with and and or, but now we have any and all to replace those cases.
foldl and foldr do come up in Scheme a lot...
Here's some cute usages:
Flatten a list
Goal: turn [[1, 2, 3], [4, 5], [6, 7, 8]...