Today we introduced the R packages 'dplyr' and 'ggplot2'. We only had time for a few brief demos, but these packages are very powerful and you may be using them quite a bit! More about dplyr dplyr is useful for manipulating data. Most of the time you'll be using one of 5 main functions: filter(): subsets rows based on …

Data Carpentry and Software Carpentry are sister organizations devoting to helping people automate their research. Data Carpentry focuses more on working with data (dataframes, data manipulation, visualization) while Software Carpentry emphasizes programming best practices (writing functions, vectorization, etc.). Both …