[This article was first published on Gregor Gorjanc, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here)

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After adding support for the cacheSweave package (see here) I have also added support for the weaver package to my Sweave.sh script. The experimental version is available here. After testing and feedback I will upload it to CRAN. One can use this new feature with the command (see previous post for the Sweave file):

This will turn caching on. If one has Sweave file with code chunks specifying chunk=true, but would like to recompute all information that is cached, the following command can be used:

I noticed that weaver does not play nice with example from my previous posts, i.e., it still waits for 15 seconds. My guess is that cacheSweave is a more complete implementation, but I might be wrong!

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