What is Rseek?
Rseek.org makes it easy to search for information about R while filtering out those sites (like those for the New York Subway) that match “R” but don’t contain the information you’re looking for. It’s just like a Google search, but restricts the search just to those sites known to contain information about R.
What is an R CRAN mirror?
CRAN isn’t a single website; it’s a collection of web servers, each with an identical copy of all the information on CRAN. Thus, each web server is called a mirror. The idea is that you choose the mirror that is located nearest to where you are, which reduces international or long-distance Internet traffic.
How do I find R packages?
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.
How do you use help in R?
Getting Help in R
- Use the help available from the Help menu in R. There are many options available on the Help menu, the most useful to us are: Manuals, Search Help, R functions, and HTML help.
- Use the help() command.
- Use the help.search() command.
- Use the help.
- Vignettes.
- Books.
What does the Library command do in R?
library(help = somename) computes basic information about the package somename, and returns this in an object of class “packageInfo” . (The structure of this class may change in future versions.) When used with the default value ( NULL ) for lib. loc , the attached packages are searched before the libraries.
How do I reset my browser?
Reset Chrome settings to default
- On your computer, open Chrome.
- At the top right, click More. Settings.
- At the bottom, click Advanced. Chromebook, Linux, and Mac: Under “Reset Settings,” click Restore settings to their original defaults. Reset Settings. Windows: Under “Reset and cleanup,” click Reset Settings.
Which Cran mirror should I use for R?
If you are downloading R from CRAN, the following CRAN mirrors support HTTPS and we recommend using one of them: CRAN master (Austria): https://cran.r-project.org/ RStudio (USA): https://cran.rstudio.com/ Revolution Analytics (USA): https://cran.revolutionanalytics.com/
Is the R software free?
It is a free implementation of the S programming language, which was originally created and distributed by Bell Labs. However, most code written in S will run successfully in the R environment. R performs a wide variety of basic to advanced statistical and graphical techniques at little to no cost to the user.
How does rsitesearch work in CRAN Task View?
RSiteSearch () uses an internet search engine (also see below) to search for information in function help pages and vignettes for all CRAN packages, and in CRAN task views (described below ). Unlike the apropos () and help.search () functions, RSiteSearch () requires an active internet connection and doesn’t employ regular expressions.
What is Cran and what does it do?
CRAN is a network of ftp and web servers around the world that store identical, up-to-date, versions of code and documentation for R. Please use the CRAN mirror nearest to you to minimize network load.
Do you need to submit binaries to Cran?
Please do not submit binaries to CRAN. Package developers might want to contact Uwe Ligges directly in case of questions / suggestions related to Windows binaries. You may also want to read the R FAQand R for Windows FAQ. Note: CRAN does some checks on these binaries for viruses, but cannot give guarantees.
Which is the best search site for R?
There are internet search sites that are specialized for R searches, including search.r-project.org (which is the site used by RSiteSearch) and Rseek.org. It is also possible to use a general search site like Google, by qualifying the search with “R” or the name of an R package (or both).
