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New posts in data.table

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

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?

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]

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

r - data.table 1.10.0 - why does a named column index value not work while a integer column index value works without with = FALSE

r data.table

R : data.table subsetting based on a integer column

r dataframe data.table

Rolling Sum by Another Variable in R

r data.table xts

ID chunks of rows by start and end value

r data.table

Calculate row-wise maximum

r data.table