大约有 43,000 项符合查询结果(耗时:0.0625秒) [XML]

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What can I use instead of the arrow operator, `->`?

What is the arrow operator ( -> ) a synonym for? 7 Answers 7 ...
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What is the Difference Between read() and recv() , and Between send() and write()?

What is the difference between read() and recv() , and between send() and write() in socket programming in terms of performances, speed and other behaviors? ...
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How do you use “git --bare init” repository?

I need to create a central Git repository but I'm a little confused... 10 Answers 10 ...
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Why does document.querySelectorAll return a StaticNodeList rather than a real Array?

It bugs me that I can't just do document.querySelectorAll(...).map(...) even in Firefox 3.6, and I still can't find an answer, so I thought I'd cross-post on SO the question from this blog: ...
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What is the difference between attribute and property? [closed]

These seem to mean the same thing. But what term is more appropriate in what context? 11 Answers ...
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How to convert a set to a list in python?

I am trying to convert a set to a list in Python 2.6. I'm using this syntax: 9 Answers ...
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Dictionaries and default values

Assuming connectionDetails is a Python dictionary, what's the best, most elegant, most "pythonic" way of refactoring code like this? ...
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Remove NA values from a vector

I have a huge vector which has a couple of NA values, and I'm trying to find the max value in that vector (the vector is all numbers), but I can't do this because of the NA values. ...
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What rules does Pandas use to generate a view vs a copy?

I'm confused about the rules Pandas uses when deciding that a selection from a dataframe is a copy of the original dataframe, or a view on the original. ...
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Why are Objective-C delegates usually given the property assign instead of retain?

I'm surfing through the wonderful blog maintained by Scott Stevenson, and I'm trying to understand a fundamental Objective-C concept of assigning delegates the 'assign' property vs 'retain'. Note, the both are the same in a garbage collected environment. I'm mostly concerned with a non-GC based envi...