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What is the fastest factorial function in JavaScript? [closed]

....multiply(i.toString())); return f[n]; } Also see my answer which uses the more recent builtin BigInt rather than a third-party library. – Patrick Roberts Oct 11 '19 at 16:30 ...
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Can someone explain this 'double negative' trick? [duplicate]

.... Why would you bother? Because it makes functions like the one you show more predictable. If it didn't have the double negative in there, it might return undefined, a Function object, or something not entirely unlike a Function object. If the caller of this function does something weird with th...
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Appending a vector to a vector [duplicate]

...insert(std::end(a), std::begin(b), std::end(b)); The second variant is a more generically applicable solution, as b could also be an array. However, it requires C++11. If you want to work with user-defined types, use ADL: using std::begin, std::end; a.insert(end(a), begin(b), end(b)); ...
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How do I get the width and height of a HTML5 canvas?

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“for loop” with two variables? [duplicate]

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'id' is a bad variable name in Python

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How to send email via Django?

...L_HOST_PASSWORD = 'password' NOTE: In 2016 Gmail is not allowing this anymore by default. You can either use an external service like Sendgrid, or you can follow this tutorial from Google to reduce security but allow this option: https://support.google.com/accounts/answer/6010255 ...
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COUNT(*) vs. COUNT(1) vs. COUNT(pk): which is better? [duplicate]

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How to remove focus without setting focus to another control?

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How to count total number of watches on a page?

...nothing printed out, so I'm guessing that mine is better (in that it found more watches) - but I lack intimate angular knowledge to know for sure that mine isn't a proper subset of the solution set. share | ...