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Geometric Mean: is there a built-in?
...gth(x) is necessary for the cases where x contains non-positive values.
gm_mean = function(x, na.rm=TRUE){
exp(sum(log(x[x > 0]), na.rm=na.rm) / length(x))
}
Thanks to @ben-bolker for noting the na.rm pass-through and @Gregor for making sure it works correctly.
I think some of the comments ...
How can I repeat a character in Bash?
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32 Answers
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Active
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Wait for a process to finish
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tail works under the hood by polling with kill(pid, SIG_0) to a process (discovered using strace).
– Att Righ
Nov 21 '17 at 1:47
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Can you make valid Makefiles without tab characters?
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I just found gnu.org/software/make/manual/html_node/Special-Variables.html (see .RECIPEPREFIX). One of the answers below also mentions that, and should be marked as "correct" instead of mine. stackoverflow.com/a/21920142
– Alok Singhal
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In JPA 2, using a CriteriaQuery, how to count results
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I've sorted this out using the cb.createQuery() (without the result type parameter):
public cl...
CGContextDrawImage draws image upside down when passed UIImage.CGImage
...ingPrintingiOS/GraphicsDrawingOverview/GraphicsDrawingOverview.html#//apple_ref/doc/uid/TP40010156-CH14-SW4
Flipping the Default Coordinate System
Flipping in UIKit drawing modifies the backing CALayer to align a drawing environment having a LLO coordinate system with the default coordinate...
Git pull results in extraneous “Merge branch” messages in commit log
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
Does it make any sense to use inline keyword with templates?
... remove it.
– gnzlbg
Aug 9 '17 at 9:32
6
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sql query to return differences between two tables
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edited Jul 4 '18 at 11:32
knut
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answered Dec 1...
iPhone Simulator suddenly started running very slow
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Another potential fix for React-Native users:
Chrome de-prioritizes Javascript running in any ...