knitr::opts_chunk$set( collapse = TRUE, comment = "#>" )
library(generalconference) library(dplyr) data("genconf") head(genconf)
df <- genconf
How many conferences have there been since 1971?
df %>% count()
How many sessions have there been?
df %>% unnest(sessions) %>% count()
How many talks have there been since 1971?
df %>% unnest(sessions) %>% unnest(talks) %>% count()
df_talks <- df %>% unnest(sessions) %>% unnest(talks)
df_talks %>% head()
Only one talk without a title, but this is a video talk.
df_talks %>% filter(is.na(title1)) %>% pull(url)
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