What tags never appear on R questions?
The tags table includes all Stack Overflow tags, but some have nothing to do with R. How could you filter for just the tags that never appear on an R question? The tags and question_tags tables have been preloaded for you.
Diese Übung ist Teil des Kurses
Joining Data with dplyr
Anleitung zur Übung
- Use a join to determine which tags never appear on an R question.
Interaktive Übung
Versuche dich an dieser Übung, indem du diesen Beispielcode vervollständigst.
# Using a join, filter for tags that are never on an R question
tags %>%
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