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by Donato Teutonico
Instant R Starter
Instant R Starter
Instant R Starter
Credits
About the Author
About the Reviewers
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1. Instant R Starter
So, what is R?
Getting help
R packages
Installation
Step 1 – obtaining and installing R
Binary distribution
Installation from source
Step 2 – R versions
Step 3 – news
Step 4 – package installation
Step 5 – using Integrated Development Environment for R
RStudio
Eclipse
Emacs
Quick start – R language
Step 1 – interacting with the console
Starting R
Basics of the R language
Function arguments
Built-in data
Special values (NA, NaN, Inf)
Logical expressions
Step 2 – understanding R objects
Vectors
Working with vectors
Matrices and arrays
Lists
Data frame
Top 5 features you'll want to know about
Data input and output
Writing data to a file
Reading data from a file
Pasting into an Excel spreadsheet
Filling data directly in R
Flow control (for, if…else, while)
The if…else loop
The for loop
The while loop
Creating your own function
Debugging functions and handling exceptions (warnings and errors)
Debugging functions
Handling exceptions
Plotting data
The Graphics package
People and places you should get to know
Official sites
Articles and tutorials
Community
Blogs
Twitter
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