So I am working on a set of very simple tasks which widely use stringr. One task is to remove a specific pattern from a string. Below is a toy sample which contains columns temp and current_house. I w...

I'm really struggling to extract the proper information from several thousands PDF files from NTSB (some Dates and numbers to be specific); these PDFs don't require to be OCRed and each report is almo...

I have a column that has many rows. the column has a value like [Testing Data 123-INDEPENDENCE, MO] 99 *2-5PLT I want to write str_extract to extract everything after ] so the output should be 99 *2-5...

I try to query a table table_a, and I like to mutate a column substr_col based on an existing column col with stringr::str_extract while it is in a lazy query state. I encountered an error message com...