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20 TechQA 2024-03-19T03:25:20.383000dtplyr cannot be used with illegal name
51 views
Asked by doraemon
`lazy_dt` not support `dplyr/across`?
58 views
Asked by anderwyang
Optimizing dplyr summarise model run
89 views
Asked by user11057680
data.table fill NA by custom function and other cells
51 views
Asked by zhang
How to filter a data.table based on an uncertain number of conditions?
67 views
Asked by zhang
Is there an alternative to "ifelse(any(startsWith" in data.table package?
121 views
Asked by user165426
R bench package gives a strange error when I try to use the tidytable package
69 views
Asked by abalter
Applying dtplyr directly to a data.table instead of a lazy_dt
247 views
Asked by Alberto Agudo Dominguez
R dtplyr using mutated columns in functions
89 views
Asked by Hakki
R Error in env_has(env, var, inherit = TRUE) : attempt to use zero-length variable name
95 views
Asked by Pendragon
How to use rowwise with dtplyr
250 views
Asked by littleworth
data.table::frollapply does not work as expected when the input is a column of lists
123 views
Asked by MoltenLight
How to get an entire column from a table with multiple columns on a condition that the column contains a specific value in R
56 views
Asked by The Curious One
dtplyr throws an 'invalid 'type' (closure) of argument' using group_by() %>% sample_n() in dplyr and [[sample()], by=id] in data.table
110 views
Asked by marine-ecologist
R: Efficient iterative subsetting and filtering of large vector
213 views
Asked by gaut
Selecting and grouping multiple columns in dtplyr vs dplyr
160 views
Asked by gaut
Assign multiple columns when using mutate in dtplyr
79 views
Asked by user7816601
dplyr to data.table for speed up execution time
579 views
Asked by user177196
How to apply a custom recursive function with data.table and loop over each index group-wise?
531 views
Asked by geometricfreedom
Why does using bind_rows don't run in show_query()
185 views
Asked by HerClau