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Geometric Mean: is there a built-in?
...rk as coded... see gm_mean(c(1:3, NA), na.rm = T). You need to remove the & !is.na(x) from the vector subset, and since the first arg of sum is ..., you need to pass na.rm = na.rm by name, and you also need to exclude 0's and NA's from the vector in the length call.
– Grego...
Can we define implicit conversions of enums in c#?
...). You can go even further by having the base class implement IComparable & IEquatable, as well as adding methods to return the value of DescriptionAttributes, declared names, etc, etc.
I wrote a base class (RichEnum<>) to handle most fo the grunt work, which eases the above declaration o...
Why can't I forward-declare a class in a namespace using double colons?
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All other answers were confusing to me but this "you can't declare a class within a namespace from outside that namespace. You have to be in the namespace." was very helpful hint to remember.
– dashesy
...
Why do people say there is modulo bias when using a random number generator?
...ted an additional answer explaining the problem in detail and giving the example code solution.
– Ben Personick
Oct 31 '17 at 12:08
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How to call a Parent Class's method from Child Class in Python?
...P was asking how to do it without explicitly naming the superclass at the call site (Bar, in this case).
– Adam Rosenfield
Apr 30 '09 at 2:13
8
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Programmatically get height of navigation bar
...couple views that required a customized navigation bar in the UI for look & feel, however without navigation controller. And the application is required to support iOS version prior to iOS 11, so the handy safe area layout guide could not be used, and I have to adjust the position and height of ...
How can I have a newline in a string in sh?
...rom the Bash manual page:
Words of the form $'string' are treated specially. The word expands to
string, with backslash-escaped characters replaced as specified by the
ANSI C standard. Backslash escape sequences, if present, are decoded
as follows:
\a alert (bell)
...
Are Swift variables atomic?
...that always needed a custom setter because they had to do something. For example, a color property that needs to redraw a view when the property is changed to a different value; that is now done easier using didSet.
– gnasher729
Jun 11 '14 at 9:22
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Python function overloading
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What you are asking for is called multiple dispatch. See Julia language examples which demonstrates different types of dispatches.
However, before looking at that, we'll first tackle why overloading is not really what you want in python.
Why Not Overloading?
First, one needs to understand the co...
How to create a trie in Python
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Unwind is essentially correct that there are many different ways to implement a trie; and for a large, scalable trie, nested dictionaries might become cumbersome -- or at least space inefficient. But since you're just getting started, I think...