talat

talat has asked 13 questions and find answers to 314 problems.

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talat questions

How to split a string by dashes outside of square brackets
dplyr group_by and summarize for two df's with same column name
Understanding sunburstR behaviour
Read nested folder and file names as nested list
Alternate geom_text position with hjust
Count combinations of length 2 per id
Add rows to grouped data with dplyr?
Subset observations that differ by at least 30 minutes time
Using dplyr summarise_at with column index
dplyr::group_by_ with character string input of several variable names

talat answers

R data.table fast way to append total of columns when doing aggregations across categories?
In R: pass column name as argument and use it in function with dplyr::mutate() and lazyeval::interp()
Subset by row number within magrittr chain
Aggregating strings using tostring and counting them in r
Check if a data sheet exists in R
Changing column names in R by name not by number
Apply function only to certain level of factor?
Distinct rows based on date range
list of unique value from two columns
Select all rows up to and including first occurrence by group in a data frame