大约有 7,200 项符合查询结果（耗时：0.0208秒） [XML]
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; }
}
...
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...
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?
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BrandonBrandon
64.2k2929 gold badges186186 silver badges218218 bronze badges
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When and why should I use fragments in Android applications? [duplicate]
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64
The benefits I see when using fragments are:
Encapsulation of logic.
Better handle of the lif...
Haskell, Lisp, and verbosity [closed]
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64
First of all, don't worry about losing particular features like dynamic typing. As you're fami...
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
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64+ byte primary key isnt a great suggestion
– Jon Black
May 4 '10 at 6:32
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How does BitLocker affect performance? [closed]
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With my T7300 2.0GHz and Kingston V100 64gb SSD the results are
Bitlocker off → on
Sequential read 243 MB/s → 140 MB/s
Sequential write 74.5 MB/s → 51 MB/s
Random read 176 MB/s → 100 MB/s
Random write, and the 4KB speeds are almost ...
How to get exit code when using Python subprocess communicate method?
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Noufal IbrahimNoufal Ibrahim
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