Training: Common data manipulation for R programmers

This module allows you to be a better programmer by writing your own functions, getting acquainted with commonly used R functions for basic data manipulation and the R object oriented programming environment.

The following is covered in this module:

with, within, by, apply family of functions & split-apply-combine strategy
vectorisation, parallel execution of code
data.table – fast group by, joining and data.
table programming tricks
basic regular expressions
writing your own functions
do.call
reshaping from wide to long format
environments
S3 classes, generics and basic S4 methodology
handling of errors and exceptions, debugging code

Be prepared on some tough exercises, so bring your laptop.

Instructor: Jan Wijfels, BNOSAC

Jan Wijffels is the founder of www.bnosac.be – a consultancy company specialised in statistical analysis and data mining. He holds a Master in Commercial Engineering, a MSc in Statistics and a Master in Artificial Intelligence and has been using R for 8 years, developing and deploying R-based solutions for clients in the private sector. He has developed and co-developed the R packages ETLUtils and ffbase.