R
RStudio
WRDS
tidy
tidyr
pivot_longer ()
pivot_wider ()
separate ()
extract ()
tidyverse
dplyr
<-
%>%
count()
select ()
filter ()
arrange ()
mutate ()
summarize ()
group_by ()
ggplot2 ()
Rmarkdown
Shiny
R Shiny
sparklyr
I acknowledge the contributions of many whose materials online I use to prepare myself for this book.