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Create an empty data.frame
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@user4050: the question was about creating an empty data.frame, so when the number of rows is zero...maybe you want to create a data.frame full on NAs... in that case you can use e.g. data.frame(Doubles=rep(as.double(NA),numberOfRow...
Should I use a data.frame or a matrix?
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edited Dec 10 '17 at 2:50
answered Dec 10 '17 at 2:38
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Rounding up to next power of 2
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The cost of this is probably at least 200 cycles and it's not even correct. Why does this have so many upvotes?
– Axe...
Long list of if statements in Java
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– Brian Agnew
Jul 29 '09 at 11:50
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of course, I've omitted some boilerplate code for simpli...
Difference between OData and REST web services
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answered Mar 20 '10 at 19:50
Rush FrisbyRush Frisby
10.8k1616 gold badges5656 silver badges7777 bronze badges
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Passing arguments with spaces between (bash) script
...03ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/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 7.26993C...
How can I import Swift code to Objective-C?
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edited May 8 '15 at 19:50
answered Nov 11 '14 at 20:05
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What is the syntax for a default constructor for a generic class?
...03ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/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 7.26993C...
When should I use jQuery deferred's “then” method and when should I use the “pipe” method?
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– hippietrail
Aug 2 '12 at 6:50
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What is the current state of the art in HTML canvas JavaScript libraries and frameworks? [closed]
...open issues
– xmojmr
Feb 8 '15 at 7:50
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