Split array, apply function, and discard results.
Split array, apply function, and return results in an array.
Split array, apply function, and return results in a data frame.
Split array, apply function, and return results in a list.
Yearly batting records for all major league baseball players
Split data frame, apply function, and discard results.
Split data frame, apply function, and return results in an array.
Split data frame, apply function, and return results in a data frame.
Split data frame, apply function, and return results in a list.
Aggregate multiple functions into a single function.
Compute a unique numeric id for each unique row in a data frame.
Is a formula? Checks if argument is a formula
Split iterator that returns values, not indices.
Join keys. Given two data frames, create a unique key for each row.
Split list, apply function, and discard results.
Split list, apply function, and return results in an array.
Split list, apply function, and return results in a data frame.
Experimental iterator based version of llply.
Split list, apply function, and return results in a list.
Call function with arguments in array or data frame, discarding results.
Call function with arguments in array or data frame, returning an array.
Replace specified values with new values, in a vector or factor.
Call function with arguments in array or data frame, returning a data frame.
Call function with arguments in array or data frame, returning a list.
Mutate a data frame by adding new or replacing existing columns.
Toggle row names between explicit and implicit.
Monthly ozone measurements over Central America.
plyr: the split-apply-combine paradigm for R.
Graphical progress bar, powered by Windows.
Quote variables to create a list of unevaluated expressions for later evaluation.
Replicate expression and discard results.
Replicate expression and return results in a array.
Combine data.frames by row, filling in missing columns.
Bind matrices by row, and fill missing columns with NA.
Replicate expression and return results in a data frame.
Replace specified values with new values, in a factor or character vector.
Replicate expression and return results in a list.
Remove splitting variables from a data frame.
Take a subset along an arbitrary dimension
Apply with built in try. Uses compact, lapply and tryNULL