Where Does R Install Packages?

How many R packages are there?

CRAN, the global repository of open-source packages that extend the capabiltiies of R, reached a milestone today.

There are now more than 10,000 R packages available for download*.

(Incidentally, that count doesn’t even include all the R packages out there..

Do I need to install R packages every time?

You only need to install packages the first time you use R (or after updating to a new version). R Tip: You can just type this into the command line of R to install each package. Once a package is installed, you don’t have to install it again while using the version of R!

How do I install R packages locally?

Local Installation of R Packages To install a R package locally, specify the local directory where you want to install by using the “-l” option in the “R CMD INSTALL” command. For example, to install the R package in the local directory “/usr/me/localR/library”, use the “R CMD INSTALL” as follows.

Which command is used to install packages R?

Installing Packages From CRAN The most common way is to use the CRAN repository, then you just need the name of the package and use the command install. packages(“package”) .

How do I know what version of R?

1. Check your current R version. To find out your current version, open R and it will be shown in the console. If you are using RStudio you can check you R version by clicking on Tools>Global Options… yep my current version is now R-3.3.

Can you download R on a Mac?

To install R on a Mac, click the “Download R for Mac” link. Next, click on the R-3.0. 3 package link (or the package link for the most current release of R). An installer will download to guide you through the installation process, which is very easy.

Where do R packages get installed?

To see what packages are installed, use the installed. packages() command. This will return a matrix with a row for each package that has been installed. Below, we look at the first 5 rows of this matrix.

How do I get R packages?

Part 1-Getting the Package onto Your ComputerOpen R via your preferred method (icon on desktop, Start Menu, dock, etc.)Click “Packages” in the top menu then click “Install package(s)”.Choose a mirror that is closest to your geographical location.Now you get to choose which packages you want to install.More items…•

How do I install R?

You can download R at https://cran.r-project.org/mirrors.html. Select the CRAN mirror site closest to you, then in the box labeled “Download and Install R”, click the link corresponding to your operating system.

Does R work better on Mac or Windows?

R and Python both work well on both machines. If you are fan of command line or come from a Linux or unix background, macOS will charm you. If you however need to connect to databases and are dependent on drivers especially for common databases, nothing beats windows for the price and ease.

How do I know if a package is installed in R?

If any packages are missing, they’re installed (with dependencies) into the default Library and are then loaded….check() function basically goes:Using lapply() to the list of packages.If a package is not installed, install it.Otherwise, load it.

Where does R install packages Mac?

The home location for R packages from the Mac finder on my machine is “desktop/Macintosh HD/Library/Frameworks/R. framework/Resources/library/”. Within library you will see all the packages that you have downloaded, and installed.

How do I install multiple packages in R?

You can install multiple packages by passing a vector of package names to the function, for example, install. packages(c(“dplyr”, “stringr”)) . That function will install the requested packages, along with any of their non-optional dependencies.

Can I use R on a Mac?

There is only one version of R for Mac OS X. However, R on Mac OS X can be used either on the command-line as on other Unix systems, or via the R. APP GUI (see R. app).

How do I manually install a package in R?

Manual Installation under Mac OSDownload the BMS_0. … Open R.In the R menu, click on Packages & Data and select Install package(s) (or use the key combination Alt+Apple+I ).In the window that opens, select Local Package (Source) above and press the Install… … Locate the file BMS_0. … Close and re-open R.More items…•