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A comment on Swift: Google’s Bet on Differentiable Programming. Parent comment

Re:Swift: Google’s Bet on Differentiable Programming by oblio on Thursday April 09, 2020 @08:28PM (#22828704)
> The use of `let` to declare immutable values is well-established in programming languages.

Javascript, Swift, and VBA have let.

C, C++, Java, C#, PHP, Python, Go don't have it.

I'm also willing to bet that if you haven't studied math in English let is a non-obvious keyword.

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Re:Swift: Google’s Bet on Differentiable Programming by pjmlp on Friday April 10, 2020 @03:57AM (#22830951)
As a 10 year old child in the early 80s:

    10 LET A$ = "Hello world"
    20 PRINT A$
    30 GOTO 10
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