plumber R

Kipande cha R kwa plumber kinachojibu maombi ya /pixel.gif kwa empty GIF, ambayo husimbuliwa (decode) mara moja programu inapoanza.

plumber R

Njia

Sakinisha: install.packages("plumber")
Faili: plumber.R
Endesha: Rscript -e 'plumber::pr_run(plumber::pr("plumber.R"), port = 8080)'

# plumber.R
gif <- jsonlite::base64_dec("R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==")

#* @get /pixel.gif
#* @serializer contentType list(type = "image/gif")
function(res) {
  res$setHeader("Cache-Control", "no-store")
  gif
}

Tuliendesha kipande hiki na kulinganisha baiti kilizorudisha.

Kagua

curl -sI http://localhost:8080/pixel.gif

Tovuti rasmi: plumber