大约有 47,000 项符合查询结果(耗时:0.0516秒) [XML]

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How to get the index of a maximum element in a numpy array along one axis

...iroeumiro 165k2626 gold badges267267 silver badges248248 bronze badges 1 ...
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Change a column type from Date to DateTime during ROR migration

... answered Mar 4 '11 at 8:42 apneadivingapneadiving 109k2525 gold badges207207 silver badges207207 bronze badges ...
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Reading InputStream as UTF-8

...eader in = new BufferedReader(new InputStreamReader(url.openStream(), "UTF-8")); or since Java 7: BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream(), StandardCharsets.UTF_8)); share | ...
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How to change column datatype from character to numeric in PostgreSQL 8.4

... | edited Apr 25 '16 at 18:14 answered Oct 7 '11 at 5:33 m...
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Why do enum permissions often have 0, 1, 2, 4 values?

Why are people always using enum values like 0, 1, 2, 4, 8 and not 0, 1, 2, 3, 4 ? 7 Answers ...
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Is there a way to 'uniq' by column?

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How to get the last N rows of a pandas DataFrame?

... 408 Don't forget DataFrame.tail! e.g. df1.tail(10) ...
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undefined method `source_index' for Gem:Module (NoMethodError)

... this problem myself while trying to upgrade an older Rails app from REE 1.8.7 to 1.9.3-p385. Oddly, Ruby 1.9.3-p327 works just fine. What it came down to was ruby-1.9.3-p385 had installed RubyGems version 2.0.2 for me, and 1.9.3-p327 has RubyGems v1.8.23 installed. Gem.source_index has been deprec...
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How do I remove leading whitespace in Python?

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What is the significance of ProjectTypeGuids tag in the visual studio project file

... {FAE04EC0-301F-11D3-BF4B-00C04F79EFBC} is the GUID for C# project {60dc8134-eba5-43b8-bcc9-bb4bc16c2548} is for project in WPF flavor package So your ProjectTypeGuids is for a WPF C# project. You could see the meaning of the different GUID in the register : HKEY_LOCAL_MACHINE\SOFTWARE\Micro...