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What is database pooling?

... | \------/ (4) | ^ | | (5) | +-------+ (6) +-----------+ #===> | Close | ======> | RealClose | +-------+ +-----------+ In it's simplest form, it's just a similar API call (1)...
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How to get UTC time in Python?

... 185 Try this code that uses datetime.utcnow(): from datetime import datetime datetime.utcnow() Fo...
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How can I access “static” class variables within class methods in Python?

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What is the meaning of the prefix N in T-SQL statements and when should I use it?

... 425 It's declaring the string as nvarchar data type, rather than varchar You may have seen Trans...
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How to make inline functions in C#

... | edited Apr 5 '18 at 12:58 Ian Kemp 22k1414 gold badges9393 silver badges116116 bronze badges ...
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MySQL DISTINCT on a GROUP_CONCAT()

... Daniel Vassallo 301k6666 gold badges475475 silver badges424424 bronze badges answered Jun 21 '10 at 9:41 NaktibaldaNaktibalda ...
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how to permit an array with strong parameters

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How to properly check if std::function is empty in C++11?

... 105 You're not checking for an empty lambda, but whether the std::function has a callable target sto...
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How to get values from IGrouping

... answered Dec 15 '11 at 13:56 Matt SmithMatt Smith 15.4k66 gold badges4545 silver badges9595 bronze badges ...
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How to save traceback / sys.exc_info() values in a variable?

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