Khashaa

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Khashaa questions

Fine tuning stat_ellipse() in ggplot2

Khashaa answers

How to compute a column that depends on a function that uses the value of a variable of each row?
Avoid Loop in Slicing Operation
More efficient method for counting open cases as of creation time of each case
Expanding window (cumulative calculation) in data.table: how to improve performance
Finding Growth in Dataframe in R
Cumulative sum conditional to interval
Fastest way to categorize integer data
data.table: Mark before/after occurrence of symbol within groups
tbl_df and data.frame difference when using loops
Add a series of elements in different locations within a vector