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What are transparent comparators?
In C++14, associative containers seem to have changed from C++11 – [associative.reqmts]/13 says:
4 Answers
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How do I initialize the base (super) class?
... supports "old-style" and new-style classes. New-style classes are derived from object and are what you are using, and invoke their base class through super(), e.g.
class X(object):
def __init__(self, x):
pass
def doit(self, bar):
pass
class Y(X):
def __init__(self):
super(Y, se...
Downcasting shared_ptr to shared_ptr?
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I didn't understand from the first line that he's not using std::shared_ptr. But from the comments of the first answer I inferred that he's not using boost, so he may be using std::shared_ptr.
– Massood Khaari
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Return array in a function
...rk:
int fillarr(int* arr)
So in the same sense, what you want to return from your function is actually a pointer to the first element in the array:
int* fillarr(int arr[])
And you'll still be able to use it just like you would a normal array:
int main()
{
int y[10];
int *a = fillarr(y);
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Is there a “do … until” in Python? [duplicate]
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There is no do-while loop in Python.
This is a similar construct, taken from the link above.
while True:
do_something()
if condition():
break
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How do you remove an array element in a foreach loop?
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@AbraCadaver From the documentation (php.net/manual/en/function.array-filter.php): ARRAY_FILTER_USE_KEY - pass key as the only argument to callback instead of the value ARRAY_FILTER_USE_BOTH - pass both value and key as arguments ...
Strtotime() doesn't work with dd/mm/YYYY format
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You can parse dates from a custom format (as of PHP 5.3) with DateTime::createFromFormat
$timestamp = DateTime::createFromFormat('!d/m/Y', '23/05/2010')->getTimestamp();
(Aside: The ! is used to reset non-specified values to the Unix times...
Django - how to create a file and save it to a model's FileField?
...solution, but here is the way I went about generating a CSV and serving it from a view.
Thought it was worth while putting this here as it took me a little bit of fiddling to get all the desirable behaviour (overwrite existing file, storing to the right spot, not creating duplicate files etc).
Dja...
Chrome refuses to execute an AJAX script due to wrong MIME type
...e header of resources served in web applications. Avoiding MIME sniffing from server-side (using the X-Content-Type-Options: nosniff header) is a good option to prevent content-sniffing attacks.
– Andrés Morales
Apr 21 '17 at 19:35
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What's the purpose of git-mv?
From what I understand, Git doesn't really need to track file rename/move/copy operations, so what's the real purpose
of git mv ? The man page isn't specially descriptive...
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