Efficient xts to as.data.table conversion
Condition Handling with Classed Conditions
Global Options for the data.table Package
Create a factor retaining original ordering
Adapt rolling window to irregularly spaced time series
Grouping Set aggregation for data tables
Specify measure.vars via regex or separator
Remove rows with missing values on columns specified
Convenience operator for checking if an example is not in a set of elements
Set or get number of threads that data.table should use
Obtain matching indices corresponding to patterns
Makes one data.table from a list of many
Generate unique row ids within each group
Coerce a data.table to data.frame by reference
Coerce lists and data.frames to data.table by reference
Fast column reordering of a data.table by reference
Fast row reordering of a data.table by reference
For use by packages that mimic/divert auto printing e.g. IRkernel and knitr
Test assertions for equality, exceptions and console output
strsplit and transpose the resulting list efficiently
Perform update of development version of a package