datatable-help

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Questions and discussion about the data.table package in R. The package extends data.frame to provide keys, fast grouping, fast extract and fast joins in a short and flexible syntax.
data.table's homepage is here.
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Topics (1340)
Replies Last Post Views
data.table question: ave like behavior by Ozan Bakış
2
by Ozan Bakış
Access to local variables in "j" expressions by Johann Hibschman-3
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by Short, Tom-2
data.table 1.4.1 now on CRAN by Matthew Dowle
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by Matthew Dowle
Package data.table_1.4.1.tar.gz has been built for Windows by Uwe Ligges-2
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by Uwe Ligges-2
Is the (re-)sorting of a data.table by setting its key stable? by Steve Lianoglou-6
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by Short, Tom-2
[R] Using plyr::dply more (memory) efficiently? by Matthew Dowle
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by Matthew Dowle
data.table 1.4 by Matthew Dowle
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by Matthew Dowle
Integer date and time classes for use with data.table by Short, Tom-2
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by Matthew Dowle
hey all by Rob Forler
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by Rob Forler
[Datatable-help] Testing 123 by Matthew Dowle
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by Matthew Dowle
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