KU99

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KU99 has asked 4 questions and find answers to 193 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

Update run-length ID but skip NA
Comparing value of a certain row with all previous rows in data.table
Pivot dataframe to keep column headings and sub-headings in R
How do I split a complex string using regex or string manipulation?
Regex - filter with (1) hyphen or (2) end of sentence
conditional math operations between rows
Is there an R function to parse vector containing dates in different formats?
Replacing unique values in vector with names based on a key
R: How to sum across multiple columns with varying window size?
Efficiently convert forward slash to back slash in R