R Programming Introduction Course

The R Language

1. Introduction
• What Is R?
• Installing R
• Choosing an IDE
• Emacs + ESS
• Eclipse/Architect
• RStudio
• Revolution-R
• Live-R
• Other IDEs and Editors
• Your First Program
• How to Get Help in R
• Installing Extra Related Software

2. A Scientific Calculator
• Mathematical Operations and Vectors
• Assigning Variables
• Special Numbers
• Logical Vectors
• Summary
• Test Your Knowledge: Quiz
• Test Your Knowledge: Exercises

3. Inspecting Variables and Your Workspace
• Classes
• Different Types of Numbers
• Other Common Classes
• Checking and Changing Classes
• Examining Variables
• The Workspace

4. Vectors, Matrices, and Arrays
• Vectors
• Sequences
• Lengths
• Names
• Indexing Vectors
• Vector Recycling and Repetition
• Matrices and Arrays
• Creating Arrays and Matrices
• Rows, Columns, and Dimensions
• Row, Column, and Dimension Names
• Indexing Arrays
• Combining Matrices
• Array Arithmetic

5. Lists and Data Frames
• Lists
• Creating Lists
• Atomic and Recursive Variables
• List Dimensions and Arithmetic
• Indexing Lists
• Converting Between Vectors and Lists
• Combining Lists
• NULL
• Pairlists
• Data Frames
• Creating Data Frames
• Indexing Data Frames
• Basic Data Frame Manipulation

6. Environments and Functions
• Environments
• Functions
• Creating and Calling Functions
• Passing Functions to and from Other Functions
• Variable Scope

7. Strings and Factors
• Strings
• Constructing and Printing Strings
• Formatting Numbers
• Special Characters
• Changing Case
• Extracting Substrings
• Splitting Strings
• File Paths
• Factors
• Creating Factors
• Changing Factor Levels
• Dropping Factor Levels
• Ordered Factors
• Converting Continuous Variables to Categorical
• Converting Categorical Variables to Continuous
• Generating Factor Levels
• Combining Factors

8. Flow Control and Loops
• Flow Control
• if and else
• Vectorized if
• Multiple Selection
• Loops
• repeat Loops
• while Loops
• for Loops

9. Advanced Looping
• Replication
• Looping Over Lists
• Looping Over Arrays
• Multiple-Input Apply
• Instant Vectorization
• Split-Apply-Combine
• The plyr Package

10. Packages
• Loading Packages
• The Search Path
• Libraries and Installed Packages
• Installing Packages
• Maintaining Packages

11. Dates and Times
• Date and Time Classes
• POSIX Dates and Times
• The Date Class
• Other Date Classes
• Conversion to and from Strings
• Parsing Dates
• Formatting Dates
• Time Zones
• Arithmetic with Dates and Times
• Lubridate