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SQL Server insert if not exists best practice
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Semantically you are asking "insert Competitors where doesn't already exist":
INSERT Competitors (cName)
SELECT DISTINCT Name
FROM CompResults cr
WHERE
NOT EXISTS (SELECT * FROM Competitors c
WHERE cr.Name = c.cName)
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How to have no pagebreak after \include in LaTeX
...e only a section of a lengthy chapter. It is also invaluably useful as one doesn't have to page through a long draft while working at one point. Lastly, smaller files of source code are easier to handle in version management, e.g. git.
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Why are C# 4 optional parameters defined on interface not enforced on implementing class?
...arameters are resolved at compile time, not runtime.
So the default values does not belong to the object being called, but to the reference type that it is being called through.
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Is it possible to make relative link to image in a markdown file in a gist?
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This may work on regular Github repos, but doesn't on Gists (gist.github.com).
– Beni Cherniavsky-Paskin
Dec 19 '17 at 12:53
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How can I access the MySQL command line with XAMPP for Windows?
...ns in case of errors
--auto-rehash Enable automatic rehashing. One doesn't need to use
'rehash' to get table and field completion, but startup
and reconnecting may take a longer time. Disable with
--disable-auto-rehash.
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What is the relationship between Looper, Handler and MessageQueue in Android?
... to the message queue and then handle the message from the same queue? why doesn't it just handle the message directly?
– Blake
Oct 14 '12 at 0:11
4
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Position of least significant bit that is set
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Does anybody know how the performance of this compares to the __builtin_ffsl or ffsl?
– Steven Lu
Dec 9 '12 at 0:46
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Set cursor position on contentEditable
...rs, but will probably fail in IE. I'm providing it as a starting point. IE doesn't support DOM Range.
var editable = document.getElementById('editable'),
selection, range;
// Populates selection and range variables
var captureSelection = function(e) {
// Don't capture selection outside edi...
What is the JavaScript equivalent of var_dump or print_r in PHP? [duplicate]
...turn out;
}
/*
dump() displays the contents of a variable like var_dump() does in PHP. dump() is
better than typeof, because it can distinguish between array, null and object.
Parameters:
v: The variable
howDisplay: "none", "body", "alert" (default)
recursionLevel: Numb...
Can I Replace Apache with Node.js?
...describing, it would run as fast, and if not, faster than node.js. Apache does a lot of things people don't see or really understand and if you added all the functionality of these web servers to node.js, it would run just as slow as them. As simple example would probably be, mynode.js/getfile?fil...