Run external programs from R (experimental)
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yihui Merge pull request #22 from sje30/patch-2
Fix deprecation in Julia 0.6.0

Fix #21
Latest commit 3df5955 Sep 14, 2017


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This is an R package providing mechanisms to run with external programs such as Julia, Shell, and Python, etc. The basic idea is to open a background process, pipe the source code into the process, evaluate it, and obtain the printed results.

This package is not on CRAN and there is no plan to release it to CRAN in the near future. You have to install it from Github using devtools:


At the moment, there are only a few very simple engines:

Contributions welcome!

This package was originally designed for the language engines in knitr, but it might be useful for more general cases.