Nothing
library(lumberjack)
## expression logger
tmpfile <- tempfile()
logger <- expression_logger$new(
mh = mean(height)
, mw = mean(weight)
, verbose = FALSE
)
women %L>%
start_log(logger) %L>%
identity() %L>%
{.$height <- 2*.$height; .} %L>%
dump_log(file=tmpfile)
lg <- read.csv(tmpfile)
expect_equal(lg$mh[1], mean(women$height))
expect_equal(lg$mw[1], mean(women$weight))
expect_equal(lg$mh[2], mean(2*women$height))
expect_equal(lg$mw[2], mean(women$weight))
expect_true("label" %in% ls(logger))
expect_true(all(is.na(lg$srcref)))
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.