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Why isn't std::initializer_list a language built-in?
...e_t.
In the former case, you already need to include a standard header in order to use this so-called "core language" feature.
Now, for initializer lists it happens that no keyword is needed to generate the object, the syntax is context-sensitive curly braces. Aside from that it's the same as type...
Control cannot fall through from one case label
...is present. I have the following code. But I am getting a "Control cannot fall through from one case label" error.
8 Answer...
Convert two lists into a dictionary
...formance review:
In 64 bit Python 3.8.2 provided by Nix, on Ubuntu 16.04, ordered from fastest to slowest:
>>> min(timeit.repeat(lambda: dict(zip(keys, values))))
0.6695233230129816
>>> min(timeit.repeat(lambda: {k: v for k, v in zip(keys, values)}))
0.6941362579818815
>>&g...
Zip lists in Python
...x. list, string, tuple, dictionary)
Output (list)
1st tuple = (element_1 of numbers, element_1 of letters)
2nd tuple = (e_2 numbers, e_2 letters)
…
n-th tuple = (e_n numbers, e_n letters)
List of n tuples: n is the length of the shortest argument (input)
len(numbers) =...
Git merge two local branches
...v will not work on branchB further, I think it's better to keep commits in order to make reverts without headaches. So ;
git checkout branchA
git pull --rebase branchB
It's important that branchB shouldn't be used anymore.
For more ; https://www.derekgourlay.com/blog/git-when-to-merge-vs-when-to...
Can Mockito capture arguments of a method called multiple times?
...ls("SomeSurname");
}
}));
Of course none of those can verify order of calls - for which you should use InOrder :
InOrder inOrder = inOrder(mockBar);
inOrder.verify(mockBar).doSth(argThat((arg) -> arg.getSurname().equals("FirstSurname")));
inOrder.verify(mockBar).doSth(argThat((arg...
Can TCP and UDP sockets use the same port?
...appens that both protocols have the same definition of "ports" and that in order to simplify, we use the same port value for multiple connections of different types to the same service.
– moala
Aug 8 '14 at 8:54
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How to avoid the “divide by zero” error in SQL?
...
In order to avoid a "Division by zero" error we have programmed it like this:
Select Case when divisor=0 then null
Else dividend / divisor
End ,,,
But here is a much nicer way of doing it:
Select dividend / NULLIF(divisor, 0...
Getting time elapsed in Objective-C
...patch block, I was getting the same "current" time that was being reported by [NSDate date] immediately before execution hit the point at which my blocks were created. CACurrentMediaTime() solved this issue.
– n00neimp0rtant
Jan 23 '14 at 21:05
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Is there a reason for C#'s reuse of the variable in a foreach?
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