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- Apply a function to every specified column in a data.table and update by reference
- How can i do FAST/ADVANCE data manipulation in nested data.table – data.table within data.table
- Select / assign to data.table when variable names are stored in a character vector
- data.table vs dplyr: can one do something well the other can’t or does poorly?
- Fastest way to replace NAs in a large data.table
- Left join using data.table
- Fastest way to add rows for missing time steps?
- How can one work fully generically in data.table in R with column names in variables
- Efficient way to rbind data.frames with different columns
- .EACHI in data.table?
- How to efficiently calculate distance between pair of coordinates using data.table :=
- Apply multiple functions to multiple columns in data.table
- How to extract the first n rows per group?
- Convert column classes in data.table
- Add multiple columns to R data.table in one function call?
- When should I use the := operator in data.table?
- Split text string in a data.table columns
- Force character vector encoding from “unknown” to “UTF-8” in R
- Error: package or namespace load failed for ggplot2 and for data.table
- Why is allow.cartesian required at times when when joining data.tables with duplicate keys?
- Perform a semi-join with data.table
- Select values from different columns based on a variable containing column names [duplicate]
- Why is as.Date slow on a character vector?
- Fill in missing values by group in data.table
- Referring to data.table columns by names saved in variables
- data.table and parallel computing
- Elegantly assigning multiple columns in data.table with lapply()
- Dynamically build call for lookup multiple columns
- Subsetting data.table by 2nd column only of a 2 column key, using binary search not vector scan
- Replace logical values (TRUE / FALSE) with numeric (1 / 0)
- Canonical tidyverse method to update some values of a vector from a look-up table
- eval and quote in data.table
- Using setDT inside a function
- Calculate row-wise maximum
- Sort a data.table fast by Ascending/Descending order
- Merging multiple data.tables
- Join R data.tables where key values are not exactly equal–combine rows with closest times
- How to change type of target column when doing := by group in a data.table in R?
- paste two data.table columns
- Split a string column into several dummy variables
- Conditional binary join and update by reference using the data.table package
- R: Reshaping Multiple Columns from Long to Wide
- knitr gets tricked by data.table `:=` assignment
- Row operations in data.table using `by = .I`
- Efficiently computing a linear combination of data.table columns
- How to use data.table within functions and loops?
- R fuzzy string match to return specific column based on matched string
- What you can do with a data.frame that you can’t with a data.table?
- write.csv for large data.table
- When should I use setDT() instead of data.table() to create a data.table?