Topics

• Data frames
• Reading and writing tabular data in plain-text files (CSV, TSV, etc.)
• Pattern Matching and Replacement
• ggplot2
• I/O for foreign tables (Excel, SAS, SPSS, Stata)
• I/O for geographic data (shapefiles, etc.)
• Modifying strings by substitution

Examples

• Import and Export Shapefiles
• Read and write Stata, SPSS and SAS files
• Displaying multiple plots
• Prepare your data for plotting
• Convert data stored in a list to a single data frame using do.call
• Rearrange character strings using capture groups