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Append value to empty vector in R?
...length(values)) vector[i] <- values[i] )
# user system elapsed
# 0.340 0.000 0.343
vector <- character(length(values))
# fast(er)
system.time( for (i in 1:length(values)) vector[i] <- values[i] )
# user system elapsed
# 0.024 0.000 0.023
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Elegant way to invert a map in Scala
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answered Feb 25 '10 at 23:59
Daniel C. SobralDaniel C. Sobral
280k8282 gold badges469469 silver badges666666 bronze badges
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Sort a Map by values
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edited Apr 3 '18 at 0:00
community wiki
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Can bash show a function's definition?
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370
Use type. If foobar is e.g. defined in your ~/.profile:
$ type foobar
foobar is a function
fo...
Is it possible to modify variable in python that is in outer, but not global, scope?
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Python 3.x has the nonlocal keyword. I think this does what you want, but I'm not sure if you are running python 2 or 3.
The nonlocal statement causes the listed identifiers to refer to
previously bound variables in the neare...
Why is NaN not equal to NaN? [duplicate]
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edited May 23 '17 at 12:34
Community♦
111 silver badge
answered May 14 '14 at 23:06
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google mock分享（全网最全最好的gmock文档，没有之一） - C/C++ - 清泛网 ...
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FooInterface的析构函数~FooInterface()必须是virtual的
在第13行，我们得把getArbitraryString定义为纯虚函数。其实getArbitraryString()也不一定得是纯虚函数，这点我们后面会提到.
现在我们用Google Mock来定义Mock类 FooMock.h
#ifndef MOC...
Parsing HTML into NSAttributedText - how to set font?
...entAttributes: nil)
self.attributedText = attrStr
}
}
Swift 3.0 and iOS 9+
extension UILabel {
func setHTMLFromString(htmlText: String) {
let modifiedFont = String(format:"<span style=\"font-family: '-apple-system', 'HelveticaNeue'; font-size: \(self.font!.pointSize)\"...
Git pull a certain branch from GitHub
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mipadimipadi
343k7777 gold badges491491 silver badges463463 bronze badges
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Tools to get a pictorial function call graph of code [closed]
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jacknad
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answered Feb 5 '09 at 20:34
philantphilant
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