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New posts in plyr
Interpolation within Groups
Jan 17, 2020
r
interpolation
plyr
access plyr id variables within functions
Oct 13, 2022
r
plyr
Reshape package masking preventing melt from naming columns
Feb 17, 2020
r
plyr
reshape
reshape2
melt
R-Error: data_frames can only contain 1d atomic vectors and lists
Aug 29, 2022
r
dplyr
plyr
Calculate ranks for each group
Oct 16, 2022
r
plyr
ranking
Data table aggregations with vector functions, take 2
Nov 04, 2022
r
data.table
plyr
dplyr
Why can't we use . as a parameter in an anonymous function with %>%
Nov 18, 2022
r
dplyr
plyr
Getting at the previous n-rows in a data frame?
Oct 17, 2022
r
plyr
How can I generate by-group summary statistics if my grouping variable is a factor?
Oct 17, 2022
r
apply
plyr
reshape
ddply and spaces in quoted variables
Oct 20, 2021
r
plyr
plyr package writing the same function over multiple columns
Mar 22, 2022
r
plyr
Performing Operations on a Subset Using Data Table
Nov 17, 2022
r
data.table
plyr
data-cleaning
dplyr equivalent to ddply in plyr diamonds example
Feb 06, 2022
r
plyr
dplyr
Aggregate one data frame by time intervals from another data frame
May 07, 2022
r
data.table
aggregate
plyr
data-manipulation
multicore with plyr, MC
May 13, 2021
r
parallel-processing
plyr
mc
Can I tell the R plyr package to work in parallel by default?
May 08, 2021
r
parallel-processing
default
plyr
Reshaping data in R . Is it possible to have two "value variables" [duplicate]
Sep 25, 2022
r
plyr
reshape
R ddply, applying if and ifelse functions
Jan 30, 2022
r
plyr
Any way to do filtering as well as summarizing in ddply?
Jan 02, 2016
r
plyr
dplyr
Equivalent to ddply(...,transform,...) in data.table
Mar 04, 2022
r
transform
data.table
plyr
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