Kevin Ushey

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Kevin Ushey has asked 16 questions and find answers to 140 problems.

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Kevin Ushey questions

Merge and paste duplicate columns in R
Is it possible to use macro expansions within Rust "if" conditionals?
How to pass an environment to an Rcpp chunk with knitr?
How do I substitute symbols in a language object?
Slice a string at consecutive indices with R / Rcpp?
How does Roxygen to handle infix binary operators (eg. %in%)?
How can I control the x position of boxplots in ggplot2?
Why is sapply relatively slow when querying attributes on variables in a data.frame?
Produce two plots from same chunk / statement in knitr
How should I count the number of unique rows in a 'binary' matrix?

Kevin Ushey answers

Remove byte-order-mark in R/C
Linking Rcpp to interp2d (GSL-type library)
Why does the @family tag add dots between words in roxygen2?
Rstudio specific issue with the tcltk package
RcppEigen - going from inline to a .cpp function in a package and "Map"
R studio will not start while Git for Windows is installed
Rstudio how to get stringi package installation to work? All good until dyn.load simply fails
Rcpp: Dealing with Lists that include Lists
What is RENV_PATHS_CACHE_HOST? -- docker documentation
R install package stringi in renv