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Is it possible to declare two variables of different types in a for loop?
...o [i, f, s] = std::tuple{1, 1.0, std::string{"ab"}}; i < N; ++i, f += 1.5) {
// ...
}
The above will give you:
int i set to 1
double f set to 1.0
std::string s set to "ab"
Make sure to #include <tuple> for this kind of declaration.
You can specify the exact types inside the tuple...
Returning value that was passed into a method
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548
You can use a lambda with an input parameter, like so:
.Returns((string myval) => { return...
Why does git revert complain about a missing -m option?
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CB BaileyCB Bailey
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Cause CMAKE to generate an error
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edited Oct 5 '19 at 13:04
squareskittles
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What is this: [Ljava.lang.Object;?
...ring[4][2]); // [[Ljava.lang.String;@xxxxx
System.out.println(new boolean[256]); // [Z@xxxxx
The reason why the toString() method on arrays returns String in this format is because arrays do not @Override the method inherited from Object, which is specified as follows:
The toString method for ...
How to remove array element in mongodb?
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5 Answers
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How do I select a merge strategy for a git rebase?
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answered Nov 25 '10 at 3:11
iCrazyiCrazy
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Cancellation token in Task constructor: why?
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255
Passing a CancellationToken into the Task constructor associates it with the task.
Quoting Ste...
How to remove all rows in a numpy.ndarray that contain non-numeric values
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>>> a = np.array([[1,2,3], [4,5,np.nan], [7,8,9]])
array([[ 1., 2., 3.],
[ 4., 5., nan],
[ 7., 8., 9.]])
>>> a[~np.isnan(a).any(axis=1)]
array([[ 1., 2., 3.],
[ 7., 8., 9.]])
and reassign this to a.
Expl...