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-rw-r--r--r.html.markdown4
1 files changed, 2 insertions, 2 deletions
diff --git a/r.html.markdown b/r.html.markdown
index e7486e60..3e855602 100644
--- a/r.html.markdown
+++ b/r.html.markdown
@@ -664,7 +664,7 @@ require(plyr)
# "pets.csv" is a file on the internet
# (but it could just as easily be a file on your own computer)
require(RCurl)
-pets <- read.csv(textConnection(getURL("http://learnxinyminutes.com/docs/pets.csv")))
+pets <- read.csv(textConnection(getURL("https://learnxinyminutes.com/docs/pets.csv")))
pets
head(pets, 2) # first two rows
tail(pets, 1) # last row
@@ -789,7 +789,7 @@ install.packages("ggplot2")
require(ggplot2)
?ggplot2
pp <- ggplot(students, aes(x=house))
-pp + geom_histogram()
+pp + geom_bar()
ll <- as.data.table(list1)
pp <- ggplot(ll, aes(x=time,price))
pp + geom_point()