How can you make the series data: [A B C D] into a series of characters? Is it by phrasing it as data: ["A" "B" "C" "D"]?
We now have a data series that contains [B C D]. Move to the tail by applying next three times, while binding data to the result. Get the info at each next stage with head?, tail?, and index?. Draw a schema.
Using the series from the end of the previous question, apply back with binding and get the info.
Find out what happens when we use data: skip data -2.
Given the series [3232498943213182, print out the numbers bigger than 1,000.
What is the result when you select an item from an empty series?
Given the series s: ["A""B"[42.142.242.3] red], how can you get to item 42.2 with the path notation? Try ...
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