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akrun
  • Member for 10 years, 1 month
  • Last seen more than a month ago
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Arun Kirshna Sasikala Appukuttan Ph.D. University of Maryland, College Park

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answer
370
Change value of variable with dplyr
Jan 18, 2015
answer
268
How to interpret dplyr message `summarise()` regrouping output by 'x' (override with `.groups` argument)?
Jun 1, 2020
answer
198
How to perform multiple left joins using dplyr in R
Aug 18, 2015
answer
176
gsub() in R is not replacing '.' (dot)
Jul 20, 2015
answer
145
Arranging rows in custom order using dplyr
Sep 9, 2017
answer
123
Extracting numbers from vectors of strings
Aug 2, 2016
answer
122
How to create a lag variable within each group?
Oct 10, 2014
answer
115
select columns based on multiple strings with dplyr contains()
Mar 12, 2015
answer
115
Superscript and subscript axis labels in ggplot2
Dec 12, 2014
answer
112
How to convert data.frame column from Factor to numeric
Dec 17, 2014
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What should we do when one person tries to delete every duplicate?
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Reputation capped after serial voting
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Is it okay for somebody to reopen duplicate questions regularly?