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Note about code conventions

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hadley 2016-07-15 08:24:46 -05:00
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intro.Rmd
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@ -115,6 +115,18 @@ To run the code in this book, you will need to install both R and the RStudio ID
1. Download and install RStudio, <http://www.rstudio.com/download>.
1. Install needed packages (see below).
### Code conventions
* In text, we refer to functions in a code font followed by parentheses,
for example, `sum()`, or `mean()`.
* We refer to other R objects (like data or function arguments) without
parentheses: `flights`, `x`, ...
* If we want to make it clear which package an object comes from, we'll use
the package name followed by two colons: `dplyr::mutate()`, or
`nycflights13::flights`. This is the same convention that R uses.
### RStudio
RStudio is an integrated development environment, or IDE, for R programming. There are three key regions: