dplyr select for a consecutive range interprets column name as object
I have a tibble, for which I would like to add a prefix to multiple columns in the middle (the tibble in the MRE is just an example the resembles the larger actual tibble).
As these columns are all in a block, I would like to use the dplyr select(firstcol:lastcol) notation.
r difference in each observation within Id
Assuming I have a dataset like this
Recoding an entire data frame using label-value pairs stored in a different dataframe
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Recoding an entire data frame using label-value pairs stored in a different dataframe
Suppose I have a dataframe: