ecology

Starting at line 135 the lesson uses view() to open the data in RStudio's Data Viewer.
I suggest adding to the note on line 141 that tibble::view() and utils::View() have similar functionality but are part of different packages which is why the function does not seem to be case sensitive.

Summary of Bug

in the Create method for the basket submodule, we have allowed_classes, and credit_type_abbreviation as some of the basket creation criteria. However, we never actually check if the classes in allowed_classes have the same type specified in credit_type_abbreviation.

This isn't chain-breaking, but it could allow some wonky/bogus baskets to be created. The Put me

• I felt like nunique was arbitrarily (re)introduced when it was necessary. It wouldn't be top-of-mind for students solving problems.
• The lesson answers need to be adjacent to the exercises.
• I like the pre-introduction of masks and then circling back around to explain them.
• I feel like Part 4 needs to be broken up and integrated across other lessons: it felt thin on its own.
• Horizo

#119 added a functionality to save out the splits if they weren't provided and to provided an all-zeros array with the correct shape if we can't load a video deep within the DataLoader. These items should have tests added for them:

• add test for splits files getting written out
• add test for bad video getting zeroes

At the bottom of the setup page, under Am I Ready?, the link to the first episode is broken.

In that same section, there is the following phrase: If you can follow the instructions under “Relational Databases” or “Import”, everything should have downloaded and installed correctly.

Perhaps consider revising to something like: The instructions for importing the data into the DB Browser can be