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C# member variable initialization; best practice?
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Does Ruby regular expression have a not match operator like “!~” in Perl?
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connecting to MySQL from the command line
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nuget 'packages' element is not declared warning
...t;?xml version="1.0" encoding="utf-8" ?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified"
targetNamespace="urn:packages" xmlns="urn:packages">
<xs:element name="packages">
<xs:complexType>
<xs:sequence>
<xs:...
Turn Pandas Multi-Index into column
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Comparing strings by their alphabetical order
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express 4.0 , express-session with odd warning message
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Is there a way to quickly capitalize the variable name in Eclipse
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ngClass style with dash in key
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postgresql COUNT(DISTINCT …) very slow
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I found this thread on www.postgresql.org which discusses the same thing: link. One of the replies (by Jeff Janes) says that COUNT(DISTINCT()) sorts the table to do its work instead of using hash.
– Ankur
Dec ...