arg0naut91

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arg0naut91 has asked 11 questions and find answers to 55 problems.

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arg0naut91 questions

Rolling window function for irregular time series that can handle duplicates
Create a combination of factors with optimization
Splitting bullet points followed by text into separate rows in R
Split date sequence into one chunk (containing start & end date) for each month
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

How to insert all missing weeks between new and old date in a datatable to calculate weekly stock R
Tidy method to split multiple columns using tidyr::separate
Adding a variable to tidy data whose value is based on a column-row calculation
Replace all underscores in feature names with a space
Replace values into previous row with a condition
Is there an equivalent to dplyr::between for character vectors?
Grouping by year in R
Aggregate rows according to unique identifier [duplicate]
Doing a left join with exact values plus closest values
Separate variable in field by character