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R4.2.3 slower than R4.1.3 on Windows only
Fredrik Skoog
·
Jun 6, 2023
·
r-sig-windows
Hi, I tried a real world example (quant finance: reading up some data, transform/calc, write back to files), below is the runtime of the script run with some different versions: Latest R dev build: 15 minutes R 4.1...
R4.2.3 slower than R4.1.3 on Windows only
Fredrik Skoog
·
Apr 18, 2023
·
r-sig-windows
Hi, If you run: library(microbenchmark) m <- matrix(rnorm(28000000), nrow=7000, byrow=TRUE) rownames(m) <- rownames(m, do.NULL = FALSE, prefix = "this is a row name") colnames(m) <- colnames(m, do.NULL = FALSE, prefix = "this is a column name...
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