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What is an index in SQL?
...Mar 29 '19 at 10:35
Markus Kottländer
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answered Jun 2 '10 at 6:29
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What is the purpose of shuffling and sorting phase in the reducer in Map Reduce Programming?
... to the reducer so they are reduced together. There is no point sending K1,V2 and K1,V4 to different reducers as they need to be together in order to be reduced.
Tried explaining it as simply as possible
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Why is it recommended to have empty line in the end of a source file?
...ikely to result in a newline at the end.
– Raimund Krämer
Sep 24 at 8:25
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How can I clone an SQL Server database on the same server in SQL Server 2008 Express?
I have an MS SQL Server 2008 Express system which contains a database that I would like to 'copy and rename' (for testing purposes) but I am unaware of a simple way to achieve this.
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How can you determine a point is between two other points on a line segment?
...intersect a line segment from a to b.
– Mikko Virkkilä
Oct 20 '15 at 13:35
@SuperFlux, I just tried running that, and...
How do I 'git diff' on a certain directory?
...--dir-diff --tool=bc3 --no-prompt" instead
– Mark Schäfer
Nov 1 '18 at 8:22
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SQLAlchemy IN clause
...d Feb 5 '18 at 21:41
Ilja Everilä
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answered Dec 22 '11 at 11:20
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What is the recommended approach towards multi-tenant databases in MongoDB?
...013/10/how-to-setup-saas-cloud-multi-tenant.html
– KMån
Sep 25 '15 at 15:59
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Which is faster: Stack allocation or Heap allocation
This question may sound fairly elementary, but this is a debate I had with another developer I work with.
23 Answers
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Variable number of arguments in C++?
...:vector<int> v1( arr1, arr1+4 ) ;
std::vector<std::string> v2( arr2, arr2+2 ) ;
func1( v1 ) ;
func1( v2 ) ;
}
and the alternative for variadic templates would be variadic functions although they are not type-safe and in general error prone and can be unsafe to use but the ...