arg0naut91

arg0naut91 has asked 7 questions and find answers to 47 problems.

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arg0naut91 questions

Fast method of getting all the descendants of a parent
Split date range into several chunks ending by YYYY-12-31
data.table alternative for dplyr case_when

arg0naut91 answers

Doing a left join with exact values plus closest values
Separate variable in field by character
How to select rows in a data.table matching simultaneously two conditions in another data.table?
tidyeval difference between mutate `:=` and mutate `=`
How to put entire row as column names?
Filter by paired criteria in multiple columns
How to subtract one column from multiple columns in a dataframe in R using dplyr
Shiny - Using Date range from sliderInput in a reactive dplyr expression used for a ggplot
How to merge data frames of varying sizes and add in blank data?
R: How to identify the first occurrence of a specific value of a variable grouped by ID