Vasily A

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Vasily A has asked 56 questions and find answers to 5 problems.

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Vasily A questions

What is exact difference between adressing column by $mycol, [[mycol]] and [, mycol, with=FALSE]?
big table processing (advice needed)
order of labels in corrplot after hclust
secondary key ("index" attribute) in data.table is lost when table is "copied" by selecting columns
Reverse order for data.table `setkey()`
Fastest way to compare ordered lists and count common elements *including* duplicates
Trailing period after section number in Rmd notebook
Provide data.table's environment for `glue()` in `:=`
yet another aggregation
Drawing 2D boxplots with R (ggplot)

Vasily A answers

R data.table problem when read file with inconsistent column
Predicting and Plotting Survival Curve with the CoxPH
tstrsplit to different columns in one round
Installing perl modules in [Windows Subsystem for Linux]
Weird behavior of ggsurvplot about confidence interval