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20
51
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dtplyr cannot be used with illegal name

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#r #dplyr #tidyverse #dtplyr
58
Views

`lazy_dt` not support `dplyr/across`?

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#r #dplyr #across #dtplyr
89
Views

Optimizing dplyr summarise model run

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#r #dplyr #data.table #dtplyr
51
Views

data.table fill NA by custom function and other cells

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#r #data.table #dtplyr
67
Views

How to filter a data.table based on an uncertain number of conditions?

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#r #data.table #dtplyr
121
Views

Is there an alternative to "ifelse(any(startsWith" in data.table package?

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#r #dplyr #data.table #tidyverse #dtplyr
69
Views

R bench package gives a strange error when I try to use the tidytable package

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#r #dplyr #benchmarking #dtplyr #tidytable
247
Views

Applying dtplyr directly to a data.table instead of a lazy_dt

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#r #dplyr #data.table #dtplyr
89
Views

R dtplyr using mutated columns in functions

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#r #dtplyr
95
Views

R Error in env_has(env, var, inherit = TRUE) : attempt to use zero-length variable name

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#r #dplyr #dtplyr
250
Views

How to use rowwise with dtplyr

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#r #dplyr #tidyverse #dtplyr
123
Views

data.table::frollapply does not work as expected when the input is a column of lists

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#r #data.table #tidyverse #dtplyr
56
Views

How to get an entire column from a table with multiple columns on a condition that the column contains a specific value in R

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#r #dataframe #dtplyr
110
Views

dtplyr throws an 'invalid 'type' (closure) of argument' using group_by() %>% sample_n() in dplyr and [[sample()], by=id] in data.table

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#r #dplyr #data.table #dtplyr
213
Views

R: Efficient iterative subsetting and filtering of large vector

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#r #dplyr #data.table #rcpp #dtplyr
160
Views

Selecting and grouping multiple columns in dtplyr vs dplyr

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#r #dplyr #dtplyr
79
Views

Assign multiple columns when using mutate in dtplyr

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#r #dplyr #dtplyr
579
Views

dplyr to data.table for speed up execution time

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#r #dataframe #dplyr #data.table #dtplyr
531
Views

How to apply a custom recursive function with data.table and loop over each index group-wise?

Published on
#r #recursion #dplyr #data.table #dtplyr
185
Views

Why does using bind_rows don't run in show_query()

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#r #dplyr #data.table #dtplyr

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