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New posts in 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
debug a function when Safely from Purrr has been used?
Dec 20, 2025
r
purrr
Have a function accept a list column of parameters
Dec 19, 2025
r
purrr
rlang
tidyeval
pmap
How to avoid for-loop *or* how to update the results obtained by purrr::map dynamically during the iteration?
Dec 17, 2025
r
for-loop
purrr
piping a vector into all() to test equality
Dec 16, 2025
r
dplyr
purrr
magrittr
How to pull column name into a new column based on column contents in R
Dec 13, 2025
r
dplyr
data.table
tidyr
purrr
How can I use purrr to extract an attribute in a deeply nested list column in R?
Dec 13, 2025
r
tidyverse
purrr
Variable column names in rowwise dplyr
Dec 09, 2025
r
dplyr
purrr
nse
How to set function arguments from data frame using purrr::pmap without writing all col names?
Dec 08, 2025
r
function
purrr
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