Related Contents:
- data.table vs dplyr: can one do something well the other can’t or does poorly?
- Reshaping data.frame from wide to long format
- Replacing NAs with latest non-NA value
- Aggregate / summarize multiple variables per group (e.g. sum, mean)
- How to delete a row by reference in data.table?
- Split comma-separated strings in a column into separate rows
- Sort rows in data.table in decreasing order on string key `order(-x,v)` gives error on data.table 1.9.4 or earlier
- Convert column classes in data.table
- Cleaning `Inf` values from an R dataframe
- What is the purpose of setting a key in data.table?
- Pass column name in data.table using variable [duplicate]
- dplyr mutate/replace several columns on a subset of rows
- Apply a function to every specified column in a data.table and update by reference
- Repeat rows of a data.frame N times
- How to replace NA values in a table for selected columns
- Filtering out duplicated/non-unique rows in data.table
- Split text string in a data.table columns
- Generate a dummy-variable
- How to get week numbers from dates?
- Using data.table package inside my own package
- Extract a column from a data.table as a vector, by position
- Remove multiple columns from data.table
- Convert a data frame to a data.table without copy
- How to group data.table by multiple columns?
- Error: package or namespace load failed for ggplot2 and for data.table
- Force character vector encoding from “unknown” to “UTF-8” in R
- Select subset of columns in data.table R [duplicate]
- write.csv for large data.table
- How to select R data.table rows based on substring match (a la SQL like)
- Using .I to return row numbers with data.table package
- Sort a data.table fast by Ascending/Descending order
- How to select columns in data.table using a character vector of certain column names? [duplicate]
- Count number of records and generate row number within each group in a data.table
- Why is plyr so slow?
- best way to transpose data.table
- How to exclude one column from data.table OR convert to data.table to MTS
- Remove rows conditionally from a data.table in R
- How does one change the levels of a factor column in a data.table
- When should I use setDT() instead of data.table() to create a data.table?
- Merging multiple data.tables
- Overlap join with start and end positions
- Conditionally replacing column values with data.table
- Possible to print more than 100 rows of a data.table?
- How can I read multiple (excel) files into R? [duplicate]
- Rounding selected columns of data.table
- Join inherited scope with by in data.table
- data.table “key indices” or “group counter”
- data.table “key indices” or “group counter”
- data.table objects assigned with := from within function not printed
- Removing multiple columns from R data.table with parameter for columns to remove