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Two single-column indexes vs one two-column index in MySQL?
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answered Feb 28 '10 at 2:32
Mark ByersMark Byers
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Getting DOM elements by classname
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edited Sep 8 at 0:32
robin eriksson
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answered Jun 16 '11 at 2:07
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How can I check for Python version in a program that uses new language features?
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UML class diagram enum
...ifferentiation.
– qwerty_so
May 9 '18 at 8:13
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C# 5 async CTP: why is internal “state” set to 0 in generated code before EndAwait call?
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Jon SkeetJon Skeet
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How to implement my very own URI scheme on Android
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answered Mar 15 '10 at 16:00
Dan LewDan Lew
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How does Rails keep track of which migrations have run for a database?
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SQLite table constraint - unique on multiple columns
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Put the UNIQUE declaration within the column definition section; working example:
CREATE TABLE ...
Why CancellationToken is separate from CancellationTokenSource?
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edited Apr 2 at 0:38
Pang
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T-SQL stored procedure that accepts multiple Id values
... their own unique pros and cons.
Table-Valued Parameters. SQL Server 2008 and higher only, and probably the closest to a universal "best" approach.
The Iterative Method. Pass a delimited string and loop through it.
Using the CLR. SQL Server 2005 and higher from .NET languages only.
XML. Very g...