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Is there a NumPy function to return the first index of something in an array?
...o deal gracefully with multidimensional arrays (you would need to manually cast it to a tuple and it's not short-circuited) but it would fail if no match is found:
>>> tuple(np.argwhere(arr1 == 2)[0])
(2, 2, 2)
>>> tuple(np.argwhere(arr2 == 2)[0])
(5,)
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How to round a number to n decimal places in Java
...hat he said to be honest. allocating objects is always more expensive than casting primitives and using static methods (Math.round() as opposed to decimalFormat.format()).
– Andi Jay
Jul 10 '12 at 14:35
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How can I find WPF controls by name or type?
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@UrbanEsc, why do you cast child a second time? If you have childType of type T, you can write inside the if: yield return childType... no?
– Massimiliano Kraus
Oct 26 '16 at 15:19
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Using a Single Row configuration table in SQL Server database. Bad idea?
...ing with the settings in code, you have to know what type a setting is and cast it
The single row option is by far the easiest one to work with. This is because you can store each setting in its correct type in the database and not have to store the types of the settings as well as their lookup key...
How to get the Display Name Attribute of an Enum member via MVC razor code?
...ctListItem>(); foreach (MyEnum MyEnum in Enum.GetValues(typeof(MyEnum)).Cast<MyEnum>().Where(x => x != MyEnum.Default)) { MySelectListItem.Add(new SelectListItem() { Text = MyEnum.GetDisplayName(), Value = ((int)MyEnum).ToString() }); }
– Hopper
Ju...
How much is too much with C++11 auto keyword?
...bdas can't be spelled, so auto f = []... is good style. The alternative is casting to std::function but that comes with overhead.
I can't really conceive of an "abuse" of auto. The closest I can imagine is depriving yourself of an explicit conversion to some significant type -- but you wouldn't use...
What does |= (single pipe equal) and &=(single ampersand equal) mean
... for &. There's a bit more detail in a few cases regarding an implicit cast, and the target variable is only evaluated once, but that's basically the gist of it.
In terms of the non-compound operators, & is a bitwise "AND" and | is a bitwise "OR".
EDIT: In this case you want Folder.Attribu...
Rotating a two-dimensional array in Python
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^ note that you have to cast the result of zip to a list in Python 3.x!
– RYS
Feb 11 '18 at 2:18
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Encode html entities in javascript
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@S.B. Thanks for that note, I even got to cast the final approve vote :)
– Chris Baker
Apr 8 '14 at 14:21
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Rails detect if request was AJAX
...context, you have to treat them not as not booleans, but ones that will be cast to bool. Above env['HTTP_X_REQUESTED_WITH'] =~ /XMLHttpRequest/ returns 0 not false. And 0 is actually truthy, not falsey in ruby: 0 || 1 => 0 But I'm going to alter my post for clarity.
– pixele...