I have a workaround for it now:
### check data.table version (since 1.9.3 you have to use .EACHI)
odt <- packageVersion("data.table") < "1.9.3"
odt
if (odt) {
# code for old (stable) datatable versions
} else {
# code for datatable versions since 1.9.3
}
nachti
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