rvest, xml2, magrittr, tibble, tm, wordcloud, urltools, dplyr,
graph, Rgraphviz, ggplot2, RWeka, cluster, RColorBrewer
rvest, xml2, magrittr, tibble, tm, wordcloud, urltools, dplyr,
graph, Rgraphviz, ggplot2, RWeka, cluster, RColorBrewer,
data.table
rvest, xml2, magrittr, tibble, tm, wordcloud, urltools, dplyr,
graph, Rgraphviz, ggplot2, RWeka, cluster, RColorBrewer,
data.table, SnowballC
testthat, mockery, knitr, rmarkdown, covr