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New posts in data.table

Faster way to summarise variables based on column

r data.table dplyr

data.table subsetting rows using a logical column: why do I have to explicitly compare with TRUE? [duplicate]

r data.table

How to create a random matching between the rows of two data.tables (or data.frames)

r data.table

setnames for duplicate colnames in data.table

r data.table

R fast single item lookup from list vs data.table vs hash

r hash data.table

How to prevent rows with duplicated indices / keys to be appended to a data.frame?

r dataframe data.table uniqueidentifier unique-key

Remove constant columns with or without NAs

r data.table

merge a data.table with itself after a reference lookup

r data.table

R using fread colClasses or skip arguments to read csv with no column headers

r csv data.table fread

How to set multiple columns in a data table to values from different columns in the same data table?

r data.table

Combine a list of data frames into one preserving row names

r data.table plyr dplyr

Error in R data.table v1.9.6 - function "fread"

r data.table fread

fread from data.table package when column names include spaces and special characters?

r csv data.table special-characters fread

Efficient R code for finding indices associated with unique values in vector

r list vector unique data.table

Fastest way of finding matching rows

r data.table xts

Binding list of data.tables by columns, and by reference

r data.table

R multiple statistics for multiple columns with data.table [duplicate]

r data.table data-manipulation

Applying a custom function on data.table instead of using plyr and ddply

r data.table plyr

How to get length of current group in data.table grouping?

r data.table grouping

Evaluate expression in R data.table

r eval data.table
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