Recent questions tagged operators

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operators - Python augmenting multiple variables inline

Why does this work >> x, y = (1, 2) >> print x, y 1 2 But augmenting results in syntax errors.. >> x, y -= (1, ... -= (1, 2) >> print x, y 0 0 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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operators - Is the behaviour of Python's list += iterable documented anywhere?

It would appear that in Python, list += x works for any iterable x: In [6]: l = [] In [7]: l ... list. This is spelled out in the documentation. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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operators - Is there any performance difference between ++i and i++ in C#?

Is there any performance difference between using something like for(int i = 0; i < 10; i++) { ... ... practical sense. It is largely academic. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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operators - Valid identifier characters in Scala

One thing I find quite confusing is knowing which characters and combinations I can use in method and variable ... not count as operators? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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operators - Comparing float and double primitives in Java

I came across a strange corner of Java.(It seems strange to me) double dd = 3.5; float ff = 3.5f; ... luck. Am I missing out on something. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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operators - What does >> do in Java?

Okay, I tried looking up what >>, or shift means, but it's way over my head as this site explains it: ... explanation be, if talking to a kid? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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