R语言 download.packages 位于utils 包(package)。 说明 这些函数可用于自动将已安装软件包的版本号与存储库中的最新可用版本进行比较,并动态更新过时的软件包。 用法 download.packages(pkgs, destdir, available = NULL, repos = getOption("repos"), contriburl = contrib.url(repos, type), method, type ...
# [1] "Search CRAN metadata about packages by keyword, popularity,\nrecent activity, package name and more. Uses the 'R-hub' search server,\nsee <https://r-pkg.org> and the CRAN metadata database, that\ncontains information about CRAN packages. Note that this is _not_\na CRAN projec...
‘packageRank’ is an R package that helps put package download counts into context. It does so via two core functions, cranDownloads() and packageRank(), a set of filters that reduce download count inflation, and a host of other assorted functions.You...
1.安装rgdal等包时失败,报错:Warning in install.packages : package ‘rgdal’ is not available as a binary package for this version of R A version of this package for your version of R might be available elsewhere 打开报错提示网站(CRAN - Package rgdal (r-project.org))显示rgdal包已经被CRAN...
如果你正在使用支持 R 的图形界面软件，应该存在通过菜单栏方式安装 R 包的选项（例如，常用的 Rstudio...
TheminiCRANpackage makes it possible to create an internally consistent repository consisting of selected packages from CRAN-like repositories. The user specifies a set of desired packages, andminiCRANrecursively reads the dependency tree for these packages, then downloads only this subset. ...
installed.packages()%>%as_tibble()%>%select(Package,Version,License,Built)%>%DT::datatable() 安装字体 可以在知识星球上搜索字体合集找到我电脑上安装的一些字体。 解压后全选全部安装即可。 设置R Profile R Profile 里面的代码会在启动 R 的时候自动运行,创建 R Profile 文件可以使用: ...
# Built: R 3.6.3; ; 2021-01-21 20:29:36 UTC; windows ls(package:pkgsearch) # [1] "advanced_search" "cran_events" "cran_package" # [4] "cran_package_history" "cran_packages" "cran_top_downloaded" # [7] "cran_trending" "more" "pkg_search" ...
mtime(PACKAGES), unit = "mins") > 5 ) { download.file( "cran.r-project.org/src/contrib/PACKAGES.rds", PACKAGES, quiet = FALSE ) } # Read and convert to data frame. packages <- readRDS("PACKAGES.rds") |> data.frame() # Filter for specified package and return version. packages[...
Downloads: Package source:sampcompR_0.2.6.tar.gz Windows binaries:r-devel:sampcompR_0.2.6.zip, r-release:sampcompR_0.2.6.zip, r-oldrel:sampcompR_0.2.6.zip macOS binaries:r-release (arm64):sampcompR_0.2.6.tgz, r-oldrel (arm64):sampcompR_0.2.6.tgz, r-release (x86_64):sampco...