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Adds missing of to transform.Rmd

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Garrett Grolemund 2016-11-03 12:57:56 -05:00 committed by GitHub
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transform.Rmd
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@ -277,7 +277,7 @@ There are a number of helper functions you can use within `select()`:
See `?select` for more details. See `?select` for more details.
`select()` can be used to rename variables, but it's rarely useful because it drops all the variables not explicitly mentioned. Instead, use `rename()`, which is a variant of `select()` that keeps all the variables that aren't explicitly mentioned: `select()` can be used to rename variables, but it's rarely useful because it drops all of the variables not explicitly mentioned. Instead, use `rename()`, which is a variant of `select()` that keeps all the variables that aren't explicitly mentioned:
```{r} ```{r}
rename(flights, tail_num = tailnum) rename(flights, tail_num = tailnum)