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do_simple
2012 Jul 21
1
alternative to rbind for data.table
Hi
I want to add a row to a "data.table" in each round of a for loop.
"rbind" seems to be a inefficient way to implement this.
How would you do this? The "slow" solution:
library(data.table)
Rprof("test.out")
dt <- data.table()
for (i in (1:10000)) {
# algorithm that generates a list with different values,
# but same key-names, each round, for