r Archives - Page 16 of 18

I am in a process of figuring out how to use my university cluster. It has 2 versions of R installed. System wide ...

What tricks do people use to manage the available memory of an interactive R session? I use the functions below...

I have very large tables (30 million rows) that I would like to load as a dataframes in R. read.table() has a lot ...

I’m trying to initialize a data.frame without any rows. Basically, I want to specify the data types for each column and name them, ...

I have a data frame containing a factor. When I create a subset of this dataframe using subset or another indexing function, a ...

I have a file, called a.r, it has a chmod of 755, sayHello <- function(){ print('hello') } sayHello() How can I run this ...

How to check if a vector contains a given value? 7 s 7

I’d like to unload a package without having to restart R (mostly because restarting R as I try out different, conflicting packages is ...