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New posts in purrr
Replace column in a list of lists of dataframes with columns in another list of lists of dataframes. R
Feb 18, 2026
r
list
dataframe
tidyverse
purrr
Traveling between nesting levels in a tibble: how to refer to data stored in upper levels of nesting hierarchy
Feb 16, 2026
r
dplyr
purrr
tibble
How do I pipe into or include an additional argument within a list of quosures?
Feb 16, 2026
r
purrr
rlang
map over columns and extract the first number using map_dbl
Feb 07, 2026
r
purrr
Rendering Quarto document with multiple gt tables printed via purrr::map
Feb 02, 2026
r
purrr
quarto
gt
How to use map_if based on the name of each element in the list
Feb 04, 2026
r
dataframe
dplyr
tidyverse
purrr
Filter based on data in a nested data frame column using purrr
Feb 04, 2026
r
dplyr
tidyverse
purrr
Find an element from a json file using purrr or rlist
Jan 31, 2026
r
json
purrr
How to pass dataframe columns as argument when curlycurly does not work? (e.g.map function within nest)
Jan 29, 2026
r
tidyr
purrr
rlang
How to filter elements of a list column
Jan 28, 2026
r
list
filter
purrr
Pass data.frame row-wise to function using purrr/furrr instead of apply
Jan 29, 2026
r
apply
purrr
furrr
In a tibble that has list-columns containing data frames, how to wrap mutate(foo = map2(...)) with a custom function?
Jan 27, 2026
r
dataframe
dplyr
purrr
tidy eval map over column names
Jan 26, 2026
r
tidyverse
purrr
tidyeval
R: purrr: using pmap for row-wise operations, but this time involving LOTS of columns
Jan 22, 2026
r
parameter-passing
rows
purrr
pmap
Set row names to multiple matrices in R
Jan 22, 2026
r
matrix
purrr
Map strings in one vector, which are substrings of longer strings in another vector, to the same substrings in the longer strings
Jan 20, 2026
r
dplyr
purrr
Vectorizing loops in R
Dec 23, 2025
r
dplyr
purrr
Translating a `for loop` into purrr using `map` function in r
Dec 23, 2025
r
loops
for-loop
tidyverse
purrr
Converting List to Vector using Tidyverse
Dec 21, 2025
r
dplyr
tidyr
stringr
purrr
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