2022-07-20 22:13:41 +02:00
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#+date: 2021
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#+options: toc:nil num:nil author:nil
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2022-04-27 22:09:34 +02:00
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* Using R within emacs
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** Open R manuals in Emacs-ess
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The function ~?help.start()~ from ~utils~ package doesn't open the R manuals
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in R vanilla
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#+begin_src R
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?help.start()
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#+end_src
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#+RESULTS:
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To find the help files with rutils in Emacs-ess, use:
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: M-x ess-rutils-html-docs
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To open the help documents in browser, check the value of variable
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and set the browser
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#+begin_src R
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test <- options()
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head(test)
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#+end_src
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#+RESULTS:
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| TRUE | cairo | iceweasel | FALSE | FALSE | FALSE |
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#+begin_src R
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test <- options()
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names(test[1:10])
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#+end_src
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#+RESULTS:
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| add.smooth |
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| bitmapType |
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| browser |
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| browserNLdisabled |
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| CBoundsCheck |
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| check.bounds |
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| citation.bibtex.max |
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| continue |
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| contrasts |
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| defaultPackages |
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: > option(browser = "iceweasel") # setting a browser
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The manuals can also be accessed using 'info' program in emacs, e.g.
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: C-h i
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Then use 'ALT' + 'm' and write the initial words of the manual you
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are looking for:
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: M m R
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All the R manual can be accesed. From ~$ man R~. Typing in terminal 'info -f' followed
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by the name of each section:
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* info -f R-intro
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* info -f R-data
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* info -f R-exts
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* info -f R-FAQ
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* info -f R-lang
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* info -f R-ints
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