该语言通过Comprehensive R Archive Network(CRAN)拥有高度的可扩展性,该网络托管了10,000多个R包,用于生成出版数据,专用计算工具等。...打开/etc/apt/sources.list并将以下文本添加到文件末尾: Ubuntu: deb http://cran.rstudio.com/bin/linux/ubuntu xenial/ Debian...: deb http://cran.rstudio.com/bin/linux/debian stretch-cran34/ 添加CRAN网络的密钥ID: Ubuntu GPG密钥: sudo apt-key...E19F5F87128899B192B1A2C2AD5F960A256A04AF' 更新源: sudo apt update 安装R二进制文件: sudo apt install r-base 从CRAN...选择最近的镜像位置以获得最大传输速度: --- Please select a CRAN mirror for use in this session --- HTTPS CRAN mirror 1
三、从 CRAN 上安装 R 软件包 R 广受欢迎的一个主要原因之一就是通过the Comprehensive R Archive Network (CRAN)提供了很多的软件包。...安装stringr软件包: install.packages("stringr") 你将会被询问,选择一个 CRAN 镜像: Installing package into ‘/usr/lib64/R/...library’ (as ‘lib’ is unspecified) --- Please select a CRAN mirror for use in this session --- Secure...CRAN mirrors 选择一个最靠近你位置的镜像。...Install", "R", "on", "CentOS", "8") 运行下面的函数,将会打印出每个字符串的长度: str_length(tutorial) [1] 3 2 7 1 2 6 1 你可以在 CRAN
|R Global Setting| # # You can (un)comment any code you dislike. # Any Question, please...mirrors ------------------------------------------------ ## For Bioconductor packages options(BioC_mirror...on options("repos" = c(CRAN = "https://mirrors.tongji.edu.cn/CRAN/"))...TMPDIR = ", .TMP), file="~/.Renviron", sep = "\n") # } # message("Using temp directory: ", .TMP) # Use...library(pacman) # VSCode plugin setting --------------------------------------------------- # Only use
/CRAN/bin/windows/base/R-4.3.2-win.exe https://posit.co/download/rstudio-desktop/ https://download1.rstudio.org...Please refer to R-spatial evolution reports for details, especially https://r-spatial.org/r/2023/05/15...#options(BioC_mirror="https://mirrors.ustc.edu.cn/bioc/") options(BioC_mirror="http://mirrors.tuna.tsinghua.edu.cn.../bioconductor/") options("repos" = c(CRAN="https://mirrors.tuna.tsinghua.edu.cn/CRAN/")) options()$repos...options()$BioC_mirror options()$repos install.packages('Seurat') install.packages('WGCNA') 是不是超级简单
options函数就是设置R运行过程中的一些选项设置 options("repos" = c(CRAN="https://mirrors.tuna.tsinghua.edu.cn/CRAN/")) #对应清华源...="https://mirrors.tuna.tsinghua.edu.cn/CRAN/")) #对应清华源 options(BioC_mirror="https://mirrors.ustc.edu.cn...安装加载三部曲 options("repos" = c(CRAN="https://mirrors.tuna.tsinghua.edu.cn/CRAN/")) options(BioC_mirror=...可以和自己的运行结果做对比 1.mutate(),新增列 mutate(test, new = Sepal.Length * Sepal.Width) 2.select(),按列筛选 1)按列号筛选 select...(test,1) 图片 select(test,Sepal.Length) 图片 select(test,c(1,5)) 图片 ##### 2)按列名筛选 select(test, Petal.Length
前往 https://mirrors.tuna.tsinghua.edu.cn/CRAN/ 下载新的版本,鼠标点击安装。 ?...-------------------------------- # pacman is optional, you can delete following code # If you wanna use...pacman, please read: # # Basically, # #1, you can use 'p_load...to install package # #3, you can use 'p_update' to update all packages #----------------------------...), Sys.getenv("HOMEPATH")) else Sys.getenv("HOME"), ".vscode-R", "init.R")) # 使用清华镜像源 options(BioC_mirror
搜一搜或者试一试,问问ChatGPT2.5 安装后需加载即library或require(),差别是require()返回结果可以转化为逻辑值一次安装,每次打开新的session都要加载2.6 怎样实现快速下载...的修改方法,修改后访问bioconductor的地址不会变方法2:用代码修改options("repos"=c(CRAN="http://mirrors.tuna.tsinghua.edu.cn/CRAN.../"))options(BioC\_mirror="http://mirrors.ustc.edu.cn/bioc/") #这是改BioConductor镜像的options(BioC\_mirror=...,有时代码报错是原来的R包没有加载library()是检查R包是否安装成功的唯一标准,library没有error就代表成功已经成功安装的包,可以用::快速调用里面的函数,但此时这个包并未在session...即再次调用这个包里函数时,还得写pheatmap::pheatmap,或者重新library这个包2.8 经典报错情况1:not installed when version(s) same as current;use
镜像设置options函数就是设置R运行过程中的一些选项设置options("repos" = c(CRAN="https://mirrors.tuna.tsinghua.edu.cn/CRAN/"))...对应清华源options(BioC_mirror="https://mirrors.ustc.edu.cn/bioc/")对应中科大源当然可以换成其他地区的镜像包的安装install.packages...("包")BiocManager::install("包“)包的加载以下两个都可以使用library(包)require(包)实例options("repos" = c(CRAN="https://mirrors.tuna.tsinghua.edu.cn.../CRAN/"))options(BioC_mirror="https://mirrors.ustc.edu.cn/bioc/")install.packages("dplyr")library(dplyr...)dplyr 五个基本函数mutate()新增列mutate(test,new=Sepl.Lengh*Sepal.Width)select()按列筛选按列号筛选select(test,1)按列名筛选select
If you experience very slow download speed during installation, please try use mirror server on clean...Use mirror server [y/N]: y Replace JS/CSS files to JS Delivr?...Please select [y/N]: y Install LiteSpeed Memcached?...Please select [y/N]: y Install Redis extension for PHP? Please select [y/N]: y Install Redis?...Please select [y/N]: y CyberPanel 现在已经和它的扩展一起被安装好了。
If you experience very slow download speed during installation, please try use mirror server on clean...Use mirror server [y/N]: y Replace JS/CSS files to JS Delivr?...Please select [y/N]: y Install LiteSpeed Memcached?...Please select [y/N]: y Install Redis extension for PHP? Please select [y/N]: y Install Redis?...Please select [y/N]: y CyberPanel 将会和它的插件一起被安装。
的配置文件.Rprofile首先用file.edit()来编辑文件:file.edit('~/.Rprofile')然后在其中添加好下面的两行options代码options("repos" = c(CRAN...="https://mirrors.tuna.tsinghua.edu.cn/CRAN/"))options(BioC_mirror="https://mirrors.ustc.edu.cn/bioc/...")保存后重启Rstudio,再运行下面两行代码:options()$reposoptions()$BioC_mirror1.2.安装options("repos" = c(CRAN="https://...mirrors.tuna.tsinghua.edu.cn/CRAN/")) options(BioC_mirror="https://mirrors.ustc.edu.cn/bioc/") 1.3 加载...(),按列筛选(1)按列号筛选select(test,1)#筛选第1列内容select(test,c(1,5))select(test,Sepal.Length)#筛选列名为Sepal.Length的数据
Set up the mirror, this is an alternative option options("repos"="https://mirrors.ustc.edu.cn/CRAN/")...require("BiocManager")) install.packages("BiocManager",update = F,ask = F) options(BioC_mirror="https...Define a vector for packages from cran cran_packages <- c('tidyverse', 'msigdbr',...Batch install packages from cran with a for loop for (pkg in cran_packages){ if (!...jieandze1314-1322730577.cos.ap-guangzhou.myqcloud.com/blog/2024-06-17-021758.png Cited from https://m.umu.com/session
CRAN Download R for Linux from CRAN Note for macOS: If you do not already have X11 installed in Applications...然后安装RStudio编辑器 RStudio is a graphical development environment you can use as an alternative to command.../CRAN/") install.packages("ape",repos="https://mirror.lzu.edu.cn/CRAN/") install.packages("DT",repos=..."https://mirror.lzu.edu.cn/CRAN/") install.packages("shiny",repos="https://mirror.lzu.edu.cn/CRAN/")...如果是bioconductor的包,使用biocLite即可,如下: source("https://bioconductor.org/biocLite.R") options(BioC_mirror=
parallel::detectCores() options(Ncpus = n-1) n2 <- getOption("Ncpus", 1L) message(paste0("We will use...\n")) } # 配置镜像 r <- getOption( "repos" );# set CRAN mirror for users in China r[ "CRAN" ] <- "https...://mirrors.tuna.tsinghua.edu.cn/CRAN/"; # CRAN的镜像地址 options( repos = r ) BioC <- getOption( "BioC_mirror..." ); # set bioconductor mirror for users in China BioC[ "BioC_mirror" ] <- "https://mirrors.ustc.edu.cn...Default CRAN mirror snapshot taken on 2020-07-16. See: https://mran.microsoft.com/.
R包学习1.镜像设置为了保证我们可以自定义CRAN和Bioconductor的下载镜像,其实是可以在Rstudio中进行设置的,只需要运行这两行代码即可:options("repos" = c(CRAN...="https://mirrors.tuna.tsinghua.edu.cn/CRAN/")) options(BioC_mirror="https://mirrors.ustc.edu.cn/bioc...3.加载library和require,两个函数均可安装加载三部曲options("repos" = c(CRAN="https://mirrors.tuna.tsinghua.edu.cn/CRAN/...")) options(BioC_mirror="https://mirrors.ustc.edu.cn/bioc/") install.packages("dplyr")library(dplyr)dplyr...按列筛选select(test,1)图片select(test,c(1,5))图片(2)按列名筛选select(test, Petal.Length, Petal.Width)图片vars <- c(
安装 主要有 3 个步骤: 安装 R,下载https://mirrors.tuna.tsinghua.edu.cn/CRAN/bin/windows/base/R-3.6.1-win.exe 安装 RStudio...RStudio-1.2.1335.exe (可选)安装Rtools,这个是用来编译源码包的,一般是含有其他语言写的包需要该步骤,下载https://mirrors.tuna.tsinghua.edu.cn/CRAN...pacman, please read: # # Basically, # #1, you can use 'p_load...to install package # #3, you can use 'p_update' to update all packages #----------------------------...保存后重启 RStudio 或者点击菜单栏 Session 下的 Restart R 。 ? 每次都会输出你包的存储路径和 R 的临时路径,方便提醒自己。
/p/861224f4251aoptions() 设置R运行过程中的一些选项设置options()$repos 查看使用install.packages安装时的默认镜像options()$BioC_mirror...="https://mirrors.tuna.tsinghua.edu.cn/CRAN/")) #对应清华源options(BioC_mirror="https://mirrors.ustc.edu.cn...安装和加载需要联网,以dplyr为例:options("repos" = c(CRAN="https://mirrors.tuna.tsinghua.edu.cn/CRAN/")) options(BioC_mirror...install.packages("dplyr") #或BiocManager::install("dplyr")library(dplyr)dplyr五个基础函数mutate() 新增列,(x,列名=相关数据)select...sd()求标准差test <- iris[c(1:2,51:52,101:102),]t1 <- mutate(test, new = Sepal.Length * Sepal.Width)t2 <- select
镜像设置options("repos" = c(CRAN="https://mirrors.tuna.tsinghua.edu.cn/CRAN/")) #对应清华源options(BioC_mirror...加载 library (包) / require (包)options("repos" = c(CRAN="https://mirrors.tuna.tsinghua.edu.cn/CRAN/"))...options(BioC_mirror="https://mirrors.ustc.edu.cn/bioc/") install.packages("dplyr")library(dplyr)示例数据使用...(),按列筛选- 按列号筛选:select(test,1)select(test,c(1,5))select(test,Sepal.Length)- 按列名筛选:select(test, Petal.Length..., Petal.Width)vars <- c("Petal.Length", "Petal.Width")select(test, one_of(vars))3. filter()筛选行filter(
安装和加载R包镜像设置options("repos"=c(CRAN="http://mirrors.tuna.tsinghua.edu.cn/CRAN/"))options(BioC_mirror="http...://mirrors.tuna.tsinghua.edu.cn/bioconductor/")安装确保联网操作谷歌必应搜索需要的R包存在于CRAN网站还是Biocductorinstall.packages...("stringr")#安装来自cran的stringr包BiocManager::install("limma")#安装来自Biocductor的limma包加载加载R包的两个函数library和require.../CRAN/")) #设置镜像options(BioC_mirror="http://mirrors.tuna.tsinghua.edu.cn/bioconductor/")#镜像install.packages...()按列筛选按列号筛选按列名筛选select(test,1)select(test,c(1,5))select(test,Sepal.Length)select(test, Petal.Length,
安装和加载R包1.镜像设置options("repos" = c(CRAN="https://mirrors.tuna.tsinghua.edu.cn/CRAN/")) #对应清华源options(BioC_mirror...对应中科大源2.安装install.packages("包") 或 BiocManager::install(“包”)3.加载library或 requireoptions("repos" = c(CRAN...="https://mirrors.tuna.tsinghua.edu.cn/CRAN/")) options(BioC_mirror="https://mirrors.ustc.edu.cn/bioc...(),按列筛选select(test,1)select(test,c(1,5))select(test,Sepal.Length)select(test, Petal.Length, Petal.Width...)vars <- c("Petal.Length", "Petal.Width")select(test, one_of(vars))3.filter(),筛选行filter(test, Species
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