/usr/lib/R/site-library/data.table/INDEX is in r-cran-data.table 1.10.4-3-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | := Assignment by reference
IDateTime Integer based date class
J Creates a Join data table
address Address in RAM of a variable
all.equal Equality Test Between Two Data Tables
as.data.table Coerce to data.table
as.data.table.xts Efficient xts to as.data.table conversion
as.xts.data.table Efficient data.table to xts conversion
between Convenience functions for range subsets.
chmatch Faster match of character vectors
copy Copy an entire object
data.table-class S4 Definition for data.table
data.table-package Enhanced data.frame
datatable.optimize Optimisations in data.table
dcast.data.table Fast dcast for data.table
duplicated Determine Duplicate Rows
first First item of an object
foverlaps Fast overlap joins
frank Fast rank
fread Fast and friendly file finagler
fsort Fast parallel sort
fwrite Fast CSV writer
last Last item of an object
like Convenience function for calling regexpr.
melt.data.table Fast melt for data.table
merge Merge two data.tables
na.omit.data.table Remove rows with missing values on columns
specified
patterns Obtain matching indices corresponding to
patterns
print.data.table data.table Printing Options
rbindlist Makes one data.table from a list of many
rleid Generate run-length type group id
rowid Generate unique row ids within each group
setDF Coerce a data.table to data.frame by reference
setDT Coerce lists and data.frames to data.table by
reference
setDTthreads Set or get number of threads that data.table
should use
setNumericRounding Change or turn off numeric rounding
setattr Set attributes of objects by reference
setcolorder Fast column reordering of a data.table by
reference
setkey Create key on a data table
setops Set operations for data tables
setorder Fast row reordering of a data.table by
reference
shift Fast lead/lag for vectors and lists
shouldPrint For use by packages that mimic/divert auto
printing e.g. IRkernel and knitr
special-symbols Special symbols
split Split data.table into chunks in a list
subset.data.table Subsetting data.tables
tables Display all objects of class 'data.table'
test.data.table Runs a set of tests.
timetaken Pretty print of time taken
transform.data.table Data table utilities
transpose Efficient transpose of list
truelength Over-allocation access
tstrsplit strsplit and transpose the resulting list
efficiently
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