Tag data-table - This is page 134 - GeneraCodice

How can I apply different aggregate functions to different columns in R?

https://www.generacodice.com/en/articolo/2077339/how-can-i-apply-different-aggregate-functions-to-different-columns-in-r

r - plyr - data.table

aggregating multiple columns in data.table

https://www.generacodice.com/en/articolo/2071209/aggregating-multiple-columns-in-data-table

aggregate - r - dataframe - data.table

Assign multiple columns using := in data.table, by group

https://www.generacodice.com/en/articolo/2038774/assign-multiple-columns-using-in-data-table-by-group

r - dataframe - variable-assignment - colon-equals - data.table

How to use an unknown number of key columns in a data.table

https://www.generacodice.com/en/articolo/2031921/how-to-use-an-unknown-number-of-key-columns-in-a-data-table

r - data.table

R data.table sliding window

https://www.generacodice.com/en/articolo/2030065/r-data-table-sliding-window

time-series - r - sliding-window - data.table

In R data.table, how do I pass variable parameters to an expression?

https://www.generacodice.com/en/articolo/2025057/in-r-data-table-how-do-i-pass-variable-parameters-to-an-expression

parameter-passing - r - data.table

R group select conditioned on value in data.table

https://www.generacodice.com/en/articolo/2016165/r-group-select-conditioned-on-value-in-data-table

select - r - data.table

consecutive setdiff in datatable list

https://www.generacodice.com/en/articolo/2002447/consecutive-setdiff-in-datatable-list

list - r - set-difference - data.table

For each level of factor aggregate values over all levels except the current one

https://www.generacodice.com/en/articolo/1992424/for-each-level-of-factor-aggregate-values-over-all-levels-except-the-current-one

aggregate - r - plyr - data.table

R, deep vs. shallow copies, pass by reference

https://www.generacodice.com/en/articolo/1979902/r-deep-vs-shallow-copies-pass-by-reference

reference - copy - deep-copy - r - data.table

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