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Cloning an Object in Node.js
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Based on a number of comments, I've updated the answer to include a variant that does not add to object's prototype.
– Shamasis Bhattacharya
Jul 31 '14 at 11:14
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How to convert Set to String[]?
...ing[]::new)
See: https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Collection.html#toArray(java.util.function.IntFunction)
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Append a NumPy array to a NumPy array
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array(['1', '2', '3', 'a', 'b', 'c'],
dtype='|S1')
As you see based on the contents the dtype went from int64 to float32, and then to S1
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Allow multiple roles to access controller action
...esRequired)
{
if (userProfilesRequired.Any(p => p.GetType().BaseType != typeof(Enum)))
throw new ArgumentException("userProfilesRequired");
this.UserProfilesRequired = userProfilesRequired.Select(p => Enum.GetName(p.GetType(), p)).ToArray();
}
public o...
Is there a JSON equivalent of XQuery/XPath?
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I should mention that JSONPath is not based on the XPath formal semantic. JSONiq might be a better option.
– wcandillon
Jun 8 '13 at 10:45
1
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unix - head AND tail of file
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Based on J.F. Sebastian's comment:
cat file | { tee >(head >&3; cat >/dev/null) | tail; } 3>&1
This way you can process first line and the rest differently in one pipe, which is useful for working with ...
How to play a notification sound on websites?
...Ion.Sound GitHub Page
Advantages:
JavaScript-plugin for playing sounds based on Web Audio API with fallback to HTML5 Audio.
Plugin is working on most popular desktop and mobile browsers and can be used everywhere, from common web sites to browser games.
Audio-sprites support included.
No depende...
Standard deviation of a list
...u can use to calculate the mean and standard deviation.
All code below is based on the statistics module in Python 3.4+.
def mean(data):
"""Return the sample arithmetic mean of data."""
n = len(data)
if n < 1:
raise ValueError('mean requires at least one data point')
ret...
How to change Navigation Bar color in iOS 7?
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In a Navigation based app you can put the code in AppDelegate. A more detailed code could be:
// Navigation bar appearance (background and title)
[[UINavigationBar appearance] setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKe...
In Java, is there a way to write a string literal without having to escape quotes?
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Could you please add an example possibly based on the question illustrating how to it for this problem?
– Bengt
Jun 14 '13 at 17:13
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