Alex

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Alex has asked 74 questions and find answers to 46 problems.

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Alex questions

Only source functions in a .R file
Is this a bug in group_by and lead/lag?
How do you get R's null and residual deviance equivalents in Matlab fitglm?
updating line number column prevented due to `rowwise()`? [duplicate]
How do you remove the intersection curve between two translucent surfaces
How do I see existing classes
How to extend as.list in a canonical way to S4 objects
How to select the first n rows of each group in specified columns (after a join)?
Union All of SQL temporary tables created using dplyr?
Filter window with dplyr: find matching row, and keep subsequent N rows

Alex answers

How to remove N rows of a data frame, according to conditions
updating line number column prevented due to `rowwise()`? [duplicate]
Need to count the number of times a threshold value is met (or exceeded) per year (using R)
Union All of SQL temporary tables created using dplyr?
Compute difference between columns and save results in a new one using dplyr
Why does this code double transpose a vector - is this a noop?
Function name in single quotation marks in R
How do I see the help for the `dplyr::collect` method?
Is there any authoritative documentation on R release nicknames?
Is there a dplyr equivalent to data.table::rleid?