大约有 4,761 项符合查询结果(耗时:0.0149秒) [XML]

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Call by name vs call by value in Scala, clarification needed

As I understand it, in Scala, a function may be called either 16 Answers 16 ...
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What is the difference between == and Equals() for primitives in C#?

... Short answer: Equality is complicated. Detailed answer: Primitives types override the base object.Equals(object) and return true if the boxed object is of the same type and value. (Note that it will also work for nullable types; non-null nullable...
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How to get the index of a maximum element in a numpy array along one axis

I have a 2 dimensional NumPy array. I know how to get the maximum values over axes: 4 Answers ...
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What's the yield keyword in JavaScript?

I heard about a "yield" keyword in JavaScript, but I found very poor documentation about it. Can someone explain me (or recommend a site that explains) its usage and what it is used for? ...
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Check if a value exists in pandas dataframe index

I am sure there is an obvious way to do this but cant think of anything slick right now. 6 Answers ...
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Remove 'a' from legend when using aesthetics and geom_text

How can I can remove the letter 'a' from the legend generated by this code? If I remove the geom_text , then the 'a' letter will not show in the legend. I want to keep geom_text , though. ...
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How to get first record in each group using Linq

... var res = from element in list group element by element.F1 into groups select groups.OrderBy(p => p.F2).First(); share | improve ...
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Putting a simple if-then-else statement on one line [duplicate]

I'm just getting into Python and I really like the terseness of the syntax. However, is there an easier way of writing an if - then - else statement so it fits on one line? ...
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Accessing inactive union member and undefined behavior?

... find a solid reference (other than answers claiming it's UB but without any support from the standard). 5 Answers ...
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How to set 'auto' for upper limit, but keep a fixed lower limit with matplotlib.pyplot

I want to set the upper limit of the y-axis to 'auto', but I want to keep the lower limit of the y-axis to always be zero. I tried 'auto' and 'autorange', but those don't seem to work. Thank you in advance. ...