KU99

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KU99 has asked 4 questions and find answers to 176 problems.

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KU99 questions

why do statsmodels and R disagree on AIC computation
Determining as to whether the function call is stored in a variable
how to output a list with invisible items R while showing only part of the list
Rstudio up arrow key does not display the last run command on console

KU99 answers

How to isolate year from mmddyyyy string with no available delimiter?
R - count similar values in pair-wise comparing groups in data.frame
re-arrange mixed input dataframe
Split dataframe into multiple dataframes by grouping columns
How to extract everything occurring after a character and before the last occurrence of another character in R?
Making Combinations of Items
Weighted Mean in R
R apply function over consecutive values of two vectors
Generate a pyramid in R using a vector and a defined scalar
Renaming columns based on variables in another data frame