Emman

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Emman has asked 69 questions and find answers to 7 problems.

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Emman questions

Make a list of objects that may or may not exist
Why does `mutate(across(...))` with `scale()` add [,1] to the column header?
dplyr::mutate() -- In a tibble nesting lists, how to ignore NULL nested lists?
ggplot2: How to dynamically wrap/resize/rescale x axis labels so they won't overlap
Traveling between nesting levels in a tibble: how to refer to data stored in upper levels of nesting hierarchy
Is there a faster way to recode character data when it's actually a factor?
In a tibble that has list-columns containing data frames, how to wrap mutate(foo = map2(...)) with a custom function?
How to complete barplot bars to 100% with a distinct style?
How to remove object properties with negative values, regardless of depth?
Coalesce columns and create another column to specify source

Emman answers

How to summarize data by-group, by creating dummy variables as the collapsing method
How to blur part of a plot in ggplot?
list.files - exclude folder
Using filter() with across() to keep all rows of a data frame that include a missing value for any variable