大约有 5,226 项符合查询结果(耗时:0.0148秒) [XML]

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Difference between Document-based and Key/Value-based databases?

... cs95 231k6060 gold badges392392 silver badges456456 bronze badges answered Aug 24 '10 at 7:24 Niels van der RestNiels van der Rest ...
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What is the correct SQL type to store a .Net Timespan with values > 24:00:00?

...nd stored that in the DB. I then prevented storing the TimeSpan public Int64 ValidityPeriodTicks { get; set; } [NotMapped] public TimeSpan ValidityPeriod { get { return TimeSpan.FromTicks(ValidityPeriodTicks); } set { ValidityPeriodTicks = value.Ticks; } } ...
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What is the purpose of class methods?

...k: https://github.com/zzzeek/sqlalchemy/blob/ab6946769742602e40fb9ed9dde5f642885d1906/lib/sqlalchemy/dialects/mssql/pymssql.py#L47 You can see that the dbapi() method, which a database backend uses to import the vendor-specific database library it needs on-demand, is a class method because it need...
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Android - Handle “Enter” in an EditText

...ava, my Android tool-chain broke. It was 32-bit. I re-installed everything 64-bit and discovered that there are many more public emulator versions available now. I must admit that I only know that the behavior of the EditorActionListener is consistent in the emulators that I tested. ...
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Is there a way to zoom the Visual Studio text editor with a keyboard shortcut?

... BrandonBrandon 64.2k2929 gold badges186186 silver badges218218 bronze badges ...
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When and why should I use fragments in Android applications? [duplicate]

... 64 The benefits I see when using fragments are: Encapsulation of logic. Better handle of the lif...
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How do you run a command for each line of a file?

...ted. His goal was initialy to build lines in respect of shell limitations (64kchar/line or something so). Now this tool could work with very big files and may reduce a lot the number of fork to final command. See my answer and/or man xargs. – F. Hauri Dec 10 '1...
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Haskell, Lisp, and verbosity [closed]

... 64 First of all, don't worry about losing particular features like dynamic typing. As you're fami...
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How can I recover the return value of a function passed to multiprocessing.Process?

...tester if __name__ == "__main__": mp = Multiprocessor() num_proc = 64 for _ in range(num_proc): # queue up multiple tasks running `sum` mp.run(sum, [1, 2, 3, 4, 5]) ret = mp.wait() # get all results print(ret) assert len(ret) == num_proc and all(r == 15 for r in ret) ...
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Increment a database field by 1

... 64+ byte primary key isnt a great suggestion – Jon Black May 4 '10 at 6:32 ...