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New posts in data.table

Is grouping parallelised in data.table 1.12.0?

r data.table openmp

Update more than one column of a data.table

r data.table

How to benefit from `.BY` in data.table?

r data.table

Assigning values in first rows of groups in a data.table

r grouping data.table variable-assignment

Mutating multiple columns dynamically while conditioning on specific rows

r dplyr data.table

Splitting a data.table with the by-operator: functions that return numeric values and/or NAs fail

r data.table

data.table error when used through knitr, gWidgetsWWW

r data.table knitr gwidgets

Memory issue with foreach loop in R on Windows 8 (64-bit) (doParallel package)

r memory foreach data.table

Create nested data.tables by collapsing rows into new data.tables

r nested data.table

R - How to run average & max on different data.table columns based on multiple factors & return original colnames

r data.table aggregate

R row means on multiple columns by groups (or unique IDs)

r aggregate data.table mean

data.table inner/outer join with NA in join column of type double bug?

r inner-join data.table outer-join

Update join with multiple rows

r data.table

ifelse with data.table

r date if-statement data.table

"Loop through" data.table to calculate conditional averages

r data.table

Conditional (inequality) join in data.table

r data.table

R Data.Table Join on Conditionals

r data.table

Crosstabs with data.table in R [duplicate]

r data.table crosstab

Summing rows based on specific factor combinations

r plyr data.table

Merge overlapping ranges into unique groups, in dataframe

r dataframe data.table range overlap
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