大约有 47,000 项符合查询结果(耗时:0.0802秒) [XML]

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sqlalchemy unique across multiple columns

...: which RDBMS do you use? – van Oct 11 '13 at 9:30 3 Thanks, but my question was: did you use SA ...
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Read a text file using Node.js?

...93C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.69...
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What's the most appropriate HTTP status code for an “item not found” error page

... answered Apr 9 '11 at 11:47 bmarguliesbmargulies 88.7k3232 gold badges162162 silver badges282282 bronze badges ...
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Run two async tasks in parallel and collect results in .NET 4.5

... 11 This is a great answer... but I thought this wrong was answer until I ran it. then I understood. It really does execute in 5 seconds. The t...
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Is it possible to specify your own distance function using scikit-learn K-Means Clustering?

...l from scipy.sparse import issparse # $scipy/sparse/csr.py __date__ = "2011-11-17 Nov denis" # X sparse, any cdist metric: real app ? # centres get dense rapidly, metrics in high dim hit distance whiteout # vs unsupervised / semi-supervised svm #..........................................
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What is the bower (and npm) version syntax?

...s inline above. – XML Jun 27 '15 at 11:32 interesting, that the SemVer documentation also seems to permit the x-notati...
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Save file to specific folder with curl command

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Accessing members of items in a JSONArray with Java

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How do I provide custom cast support for my class?

... 114 You would need to override the conversion operator, using either implicit or explicit dependin...
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why does DateTime.ToString(“dd/MM/yyyy”) give me dd-MM-yyyy?

... answered Jun 14 '11 at 12:17 Bojan BjelicBojan Bjelic 3,38911 gold badge1414 silver badges1818 bronze badges ...