r4ds-exercise-solutions

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In the exercise 5.4.1.3 in https://r4ds.had.co.nz/transform.html, the question text is: What does the any_of() function do? Why might it be helpful in conjunction with this vector? However, in the Exercise...

arbtyler

https://jrnold.github.io/r4ds-exercise-solutions/vectors.html#exercise-20.3.4 I was testing this function (see code below) and there is a problem with the "nearest, round half to odd" case_when part: ``` case_when( # smaller integer is odd...

AnttiRask

[https://jrnold.github.io/r4ds-exercise-solutions/tidy-data.html#exercise-12.3.3](url) I believe there is a problem with the solution of this exercise, because the solution generates untidy data. Please correct me, if I am wrong. In the solution for...

JNNielsen

The given code: ggplot(data = diamonds) + geom_pointrange( mapping = aes(x = cut, y = depth), stat = "summary", fun.min = min, fun.max = max, fun = median ) produces:...

robtpitts

https://jrnold.github.io/r4ds-exercise-solutions/strings.html#exercise-14.3.3.3 For this code in the fourth exercise: `str_view(stringr::words, "q[^u]", match = TRUE)` there is this result: ``` by dry fly mrs try why ``` There should be none.

AnttiRask

An addition to the solution for Exercise 14.2.1

1

This is all well and good: "Since str_c() does not separate strings with spaces by default it is closer in behavior to paste0()." ``` str_c("foo", "bar") #> [1] "foobar" ```...

AnttiRask

**Brief summary:** Just an update, since the datamodelr package is no longer maintained, here are the same two exercises, but with {dm} syntax. **Link to page, and reference the exercise...

AnttiRask

Bumps [minimist](https://github.com/substack/minimist) from 1.2.5 to 1.2.6. Commits 7efb22a 1.2.6 ef88b93 security notice for additional prototype pollution issue c2b9819 isConstructorOrProto adapted from PR bc8ecee test from prototype pollution PR See full...

dependabot[bot]

"In this case study, I set _na.rm = TRUE_......" while, the Exercise is "In this case study I set _values_drop_na = TRUE_......" in R for Data Science

IngridHang

None of the "foo_foo" functions in chapter 18 work. Starting with foo_foo

jcornickm