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Omit rows containing specific column of NA
...nction and put it into a function thusly:
DF <- data.frame(x = c(1, 2, 3), y = c(0, 10, NA), z=c(NA, 33, 22))
completeFun <- function(data, desiredCols) {
completeVec <- complete.cases(data[, desiredCols])
return(data[completeVec, ])
}
completeFun(DF, "y")
# x y z
# 1 1 0 NA
# 2...
How to Convert Boolean to String
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369
Simplest solution:
$converted_res = $res ? 'true' : 'false';
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Capture iframe load complete event
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203
<iframe> elements have a load event for that.
How you listen to that event is up to you...
How to manage REST API versioning with spring?
I've been searching how to manage a REST API versions using Spring 3.2.x, but I haven't find anything that is easy to maintain. I'll explain first the problem I have, and then a solution... but I do wonder if I'm re-inventing the wheel here.
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SVG: text inside rect
...the rect element ( so it appears on top ).
<svg xmlns="http://www.w3.org/2000/svg">
<g>
<rect x="0" y="0" width="100" height="100" fill="red"></rect>
<text x="0" y="50" font-family="Verdana" font-size="35" fill="blue">Hello</text>
</g>
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Python function as a function argument?
...nuel SalvadoresManuel Salvadores
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Edit the root commit in Git?
...even Penny
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answered Jan 22 '10 at 18:53
CB BaileyCB Bailey
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Wait for all promises to resolve
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answered Feb 13 '14 at 17:47
BergiBergi
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How to remove selected commit log entries from a Git repository while keeping their changes?
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answered Jan 30 '09 at 12:26
jfsjfs
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What are some alternatives to ReSharper? [closed]
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edited Jul 3 '19 at 11:39
Peter Mortensen
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