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Fix plaintext typos (#1088)

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Zeki Akyol 2022-09-13 15:28:19 +03:00 committed by GitHub
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logicals.qmd
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@ -200,7 +200,7 @@ In R, `&` is "and", `|` is "or", and `!` is "not", and `xor()` is exclusive or[^
[^logicals-2]: That is, `xor(x, y)` is true if x is true, or y is true, but not both.
This is how we usually use "or" In English.
Both is not usually an acceptable answer to the question "would you like ice cream or cake?".
"Both" is not usually an acceptable answer to the question "would you like ice cream or cake?".
```{r}
#| label: fig-bool-ops

5
strings.qmd
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@ -312,7 +312,7 @@ babynames |>
geom_line()
```
(Note that this gives us the proportion of names that contain an x; if you wanted the proportion of babies with a name containing an x, you'd need to perform a weighted mean).
(Note that this gives us the proportion of names that contain an x; if you wanted the proportion of babies with a name containing an x, you'd need to perform a weighted mean.)
### Introduction to regular expressions
@ -325,8 +325,7 @@ str_detect(c("x", "X"), "x")
In general, any letter or number will match exactly, but punctuation characters like `.`, `+`, `*`, `[`, `]`, `?`, often have special meanings[^strings-8].
For example, `.`
will match any character[^strings-9], so `"a."` will match any string that contains an "a" followed by another character
:
will match any character[^strings-9], so `"a."` will match any string that contains an "a" followed by another character:
[^strings-8]: You'll learn how to escape this special behaviour in @sec-regexp-escaping.