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What does extern inline do?
I understand that inline by itself is a suggestion to the compiler, and at its discretion it may or may not inline the function, and it will also produce linkable object code.
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How exactly does __attribute__((constructor)) work?
It seems pretty clear that it is supposed to set things up.
5 Answers
5
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How to implement an ordered, default dict? [duplicate]
...Dict):
# Source: http://stackoverflow.com/a/6190500/562769
def __init__(self, default_factory=None, *a, **kw):
if (default_factory is not None and
not isinstance(default_factory, Callable)):
raise TypeError('first argument must be callable')
OrderedDict...
What does the “__block” keyword mean?
What exactly does the __block keyword in Objective-C mean? I know it allows you to modify variables within blocks, but I'd like to know...
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Python name mangling
...ible. If in doubt about whether a variable should be private or protected, it's better to go with private.
11 Answers
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How to create a custom string representation for a class object?
...follow
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edited Sep 6 at 11:51
Tomerikoo
7,22755 gold badges1818 silver badges3131 bronze badges
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Is arr.__len__() the preferred way to get the length of an array in Python?
...ust arrays of characters:
my_string = 'hello world'
len(my_string)
# 11
It was intentionally done this way so that lists, tuples and other container types or iterables didn't all need to explicitly implement a public .length() method, instead you can just check the len() of anything that implemen...
Python: How do I make a subclass from a superclass?
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# Initialize using Parent
#
class MySubClass(MySuperClass):
def __init__(self):
MySuperClass.__init__(self)
Or, even better, the use of Python's built-in function, super() (see the Python 2/Python 3 documentation fo...
What is __pycache__?
...
When you run a program in python, the interpreter compiles it to bytecode first (this is an oversimplification) and stores it in the __pycache__ folder. If you look in there you will find a bunch of files sharing the names of the .py files in your project's folder, only their extensi...
Why does this loop produce “warning: iteration 3u invokes undefined behavior” and output more than 4
...ned behaviour. And this means anything can happen, and discussing why does it happen under the rules of C++ doesn't make sense.
C++11 draft N3337: §5.4:1
If during the evaluation of an expression, the result is not mathematically defined or not in the range of
representable values for its t...