I have a DateTime series (see below as an example). I have to assign groups to these dates based on 8 days intervals. Basically, the group should be assigned as per the following rules (for any given
I need to copy values from a column in one dataframe to a column in another if conditions are met. Using the example below, if ID and BirthDate are the same in df1 and df2, AND Week2 is NA then copy t
I have the following string: \'[ABC][abcd][XYZ]\' I want to generate all possible strings where the first character is A, B, or C, the second character is a, b, c, or d, and the third character is X,
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