nrussell

nrussell has asked 1 questions and find answers to 99 problems.

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nrussell questions

Performance of R stats::sd() vs. arma::stddev() vs. Rcpp implementation

nrussell answers

Replace specific characters in a variable in data frame in R
Dynamic Input Selector Based on Uploaded Data
Convert string to numeric defining the number of decimal digits
Rcpp function for adding elements of a vector
why mean not working in Reduce?
Passing user created c++ functions in rcpp as arguments
Is preprocessing file with awk needed or it can be done directly in R?
Why does mutate() by group take forever?
Find the largest n unique values and their frequencies in R and Rcpp
R, list all packages and versions used in a markdown file