This is so sad obvious it’s painful. Arithmetic addition and sequence concatenat... | Hacker News

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paulddraper 9 months ago | parent | context | favorite | on: In Defense of C++

This is so sad obvious it’s painful.

Arithmetic addition and sequence concatenation are very very different.

——

Scala got this right as well (except strings, Java holdover)

Concatenation is ++

Animats 9 months ago [–]

Python managed to totally confuse this. "+" for built-in arrays is concatenation. "+" for NumPy arrays is elementwise addition. Some functions accept both types. That can end badly.

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