diff --git a/_bookdown.yml b/_bookdown.yml index e9c7c2d..31655de 100644 --- a/_bookdown.yml +++ b/_bookdown.yml @@ -3,6 +3,8 @@ new_session: yes rmd_files: [ "index.Rmd", + + "preface-2e.Rmd", "intro.Rmd", "explore.Rmd", diff --git a/preface-2e.Rmd b/preface-2e.Rmd new file mode 100644 index 0000000..216b7b8 --- /dev/null +++ b/preface-2e.Rmd @@ -0,0 +1,15 @@ +# Preface to the second edition {.unnumbered} + +Welcome to the second edition of "R for Data Science". + +## Major changes {.unnumbered} + +- The first part is renamed to "whole game" to reflect the entire data science cycle, including a chapter on data import. +- In the wrangle part highlight improvements to dplyr that make data scientists' lives even easier, such as new functions for rectangling data, working with list columns, and column-wise and row-wise operations. +- Data import also gains a whole part that goes beyond importing rectangular data to include chapters on working with spreadsheets, databases, and web scraping. +- The iteration chapter gains a new case study on web scraping from multiple pages. +- The modeling part has been removed. For modeling, we recommend using packages from [tidymodels](https://www.tidymodels.org/) and reading [Tidy Modeling with R](https://www.tmwr.org/) by Max Kuhn and Julia Silge to learn more about them. + +## Acknowledgements {.unnumbered} + +*TO DO: Add acknowledgements.*