What is R package development?
Overview. R packages are an ideal way to package and distribute R code and data for re-use by others. The RStudio IDE includes a variety of tools that make developing R packages easier and more productive, including: R documentation tools including previewing, spell-checking, and Roxygen aware editing.
What do R packages do?
R packages are extensions to the R statistical programming language. R packages contain code, data, and documentation in a standardised collection format that can be installed by users of R, typically via a centralised software repository such as CRAN (the Comprehensive R Archive Network).
Where is the car package in R?
The current version of the car package for R is available on the CRAN (Comprehensive R Archive Network) web site. The help files for car (which are part of the package) may also be viewed on CRAN.
Where do R packages come from?
R packages are a collection of R functions, complied code and sample data. They are stored under a directory called “library” in the R environment. By default, R installs a set of packages during installation. More packages are added later, when they are needed for some specific purpose.
How many R packages are there?
10,000 R packages
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*.
What is an R package and why are R packages useful?
R packages are collections of functions and data sets developed by the community. They increase the power of R by improving existing base R functionalities, or by adding new ones. For example, if you are usually working with data frames, probably you will have heard about dplyr or data.
How do I add a package to my car in R?
Part 1-Getting the Package onto Your Computer
- Open 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.
How do I know what version of R?
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.
Is an R package software?
R is available as Free Software under the terms of the Free Software Foundation’s GNU General Public License in source code form. It compiles and runs on a wide variety of UNIX platforms and similar systems (including FreeBSD and Linux), Windows and MacOS.
Should I use R or RStudio?
R is a programming language used for statistical computing while RStudio uses the R language to develop statistical programs. In R, you can write a program and run the code independently of any other computer program. RStudio however, must be used alongside R in order to properly function.
How do I uninstall R all packages?
2 Answers
- Uninstall R, RStudio and RTools from Windows “Programs and Features” menu.
- Delete everything in folders that was shown after running .libPaths() instruction in R to know where R packages are installed. In my case, it looks like: .libPaths()
What do you need to know about packages in R?
Packages are the fundamental units of reproducible R code. They include reusable R functions, the documentation that describes how to use them, and sample data. In this book you’ll learn how to turn your code into packages that others can easily download and use.
When was the Rockaway development and Revitalization Corporation created?
Rockaway Development & Revitalization Corporation or RDRC as we know it today was created in 1987 as a result of the consolidation of two smaller agencies that previously served the eastern and western areas of the Rockaways.
Who are the authors of Welcome to your packages?
Welcome to R packages by Hadley Wickham and Jenny Bryan. Packages are the fundamental units of reproducible R code. They include reusable R functions, the documentation that describes how to use them, and sample data. In this book you’ll learn how to turn your code into packages that others can easily download and use.
Why do I need renv for my R project?
The renv package helps you create r eproducible env ironments for your R projects. Use renv to make your R projects more: Isolated: Installing a new or updated package for one project won’t break your other projects, and vice versa. That’s because renv gives each project its own private package library.