大约有 20,000 项符合查询结果(耗时:0.0475秒) [XML]

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Why shouldn't I use PyPy over CPython if PyPy is 6.3 times faster?

I've been hearing a lot about the PyPy project. They claim it is 6.3 times faster than the CPython interpreter on their site . ...
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Shortest distance between a point and a line segment

...basic function to find the shortest distance between a point and a line segment. Feel free to write the solution in any language you want; I m>cam>n translate it into what I'm using (Javascript). ...
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How to write a large buffer into a binary file in C++, fast?

I'm trying to write huge amounts of data onto my SSD(solid state drive). And by huge amounts I mean 80GB. 12 Answers ...
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source of historim>cam>l stock data [closed]

I'm trying to make a stock market simulator (perhaps eventually growing into a predicting AI), but I'm having trouble finding data to use. I'm looking for a (hopefully free) source of historim>cam>l stock market data. ...
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Why am I getting a “401 Unauthorized” error in Maven?

Why am I getting a "401 Unauthorized" error in Maven? 21 Answers 21 ...
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How to manage REST API versioning with spring?

I've been searching how to manage a REST API versions using Spring 3.2.x, but I haven't find anything that is easy to maintain. I'll explain first the problem I have, and then a solution... but I do wonder if I'm re-inventing the wheel here. ...
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Use of Finalize/Dispose method in C#

... The recommended IDisposable pattern is here. When programming a class that uses IDisposable, generally you should use two patterns: When implementing a sealed class that doesn't use unmanaged resources, you simply implement a Dispos...
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How m>cam>n I quantify difference between two images?

... General idea Option 1: Load both images as arrays (scipy.misc.imread) and m>cam>lculate an element-wise (pixel-by-pixel) difference. m>Cam>lculate the norm of the difference. Option 2: Load both images. m>Cam>lculate some feature vector for each of them (like a histogra...
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Why are side-effects modeled as monads in Haskell?

Could anyone give some pointers on why the impure computations in Haskell are modelled as monads? 8 Answers ...
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initializer_list and move semantics

Am I allowed to move elements out of a std::initializer_list<T> ? 8 Answers 8 ...