Master list of R and RStudio “moRsels”

Introduction
- What are R and RStudio.
- Why use R and RStudio instead of something else?
- Starting RStudio
- The different RStudio panes
- Using the console, including help and history
- Getting ready to work
- Recovering from errors
- Starting a fresh session
- Ending a session
Packages
- Packages as toolboxes
- The hanoverbase package
Projects
- What is a project
- Starting a new project
- Opening an existing project
R Basics
- Basic arithmetic and scientific notation
- Assigning to variables
- Working with vectors/sequences
- Basic functions
- Quick creation of data using scan and copy-paste
- Loading built-in data sets
R-Markdown
- What are R-Markdown documents
- The differences between the console and an rmarkdown document
- Opening an existing R-Markdown document
- Compiling (Knitting) an R-Markdown document
- Knitting vs running a chunk vs running something in the console
- Setting title/author/date information
- Section and subsection headings
- Highlighting text (italics/bold/typewriter)
- Adding quoted text
- Linking to external pages and images
- Adding an R-chunk
- Executing an R-chunk in the document
- Setting an R-chunk to execute but not show output
- Setting figure size for an R-chunk
Interacting with Files