datatable_codeclinic

This is the code used for the online BDI code clinic. The code runs through the use of the data.table package for data munging in R.

Summary of the content

• The data.table philosophy
• How data.table differs from base R & how it differs from dplyr
• Run through with example dataset
• loading data into R
• subsetting and filtering
• grouping and summarising
• sorting
• joining
• reshaping
• chaining several operations