coffeinjunky

coffeinjunky has asked 11 questions and find answers to 42 problems.

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About

I like coffee.

For reference purposes:

https://stackoverflow.com/help/mcve

How to make a great R reproducible example

How to make good reproducible pandas examples

coffeinjunky questions

How to speed up this Rcpp function?
How to declare input into Rcpp functions?
Once again: Setting the environment within a function
How to get shaded background in xyplot in R?
Elementwise matrix multiplication: R versus Rcpp (How to speed this code up?)
Way to extract data from lm-object before function is applied?
Efficiently change elements in data based on neighbouring elements

coffeinjunky answers

R: Kruskal-Wallis test in loop over specified columns in data frame
Programatic way to create, name, store, and summarize models
Speed up merging many dataframes in R
Why Decision Tree code written in python predicts differently than the code written in R?
How can I update values in a column based on values on the same column but different rows?
Why normalization using Z-score in Pandas dataframe generates NaN columns?
Setting default values to a function/package R
Assigning data frame name to all rows in a column
Creating list in R, when some of the list elements are not available
Integral of dnorm(x, mean=200, sd=20) is not 1