While there are no major health risks for the general American public, there are potential health concerns for infants and children under age 5, as they consume more food relative to their bodyweights than adults.
“While we found that choosing brown rice over white rice would result in higher arsenic exposure on average, the levels should not cause long-term health problems unless someone ate an enormous amount of brown rice every day for years.”
It's something to be mindful of, but shouldn't be a major concern for most people.
While I agree to some extent,
if not var
is more than clear enough for anyone that knows python. If that pattern confuses someone, they probably aren't at level where they should be dealing with python at a professional level. The same way you would expect people to understand pointers and references before delving into C code.This sort of stuff is something I taught first year engineering student in their programming introductory course, it's just how python is written.
For what it's worth, it's sort of similar in Erlang/Elixir. If you want to check if a list is empty, checking the length of the list is discouraged. Instead you would use Enum.empty?().