Run R script from command line

Question

I have a file, called a.r, it has a chmod of 755,

sayHello <- function(){
   print(\'hello\')
}

sayHello()

Ho

Answer 1

How to run Rmd in command with knitr and rmarkdown by multiple commands and then Upload an HTML file to RPubs

Here is a example: load two libraries and run a R command

R -e 'library("rmarkdown");library("knitr");rmarkdown::render("NormalDevconJuly.Rmd")'

R -e 'library("markdown");rpubsUpload("normalDev","NormalDevconJuly.html")'