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SQL - HAVING vs. WHERE
...r sum, has been produced from multiple rows. Your query calls for a second kind of condition (i.e. a condition on an aggregation) hence HAVING works correctly.
As a rule of thumb, use WHERE before GROUP BY and HAVING after GROUP BY. It is a rather primitive rule, but it is useful in more than 90% o...
Is there a perfect algorithm for chess? [closed]
... possibilities of chess computers. I'm not well versed in theory, but think I know enough.
27 Answers
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How to access property of anonymous type in C#?
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If you want a strongly typed list of anonymous types, you'll need to make the list an anonymous type too. The easiest way to do this is to project a sequence such as an array into a list, e.g.
var nodes = (new[] { new { Checked = false, /* etc */ } }).ToList();
Then you'll be able to access i...
How do I serialize a C# anonymous type to a JSON string?
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Fenton
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answered Dec 1 '08 at 19:52
Nick BerardiNic...
How to filter files when using scp to copy dir recursively?
...files from server to local with all dir reserved. e.g. server:/usr/some/unknown/number/of/sub/folders/me.class will be /usr/project/backup/some/unknown/number/of/sub/folders/me.class the problem is, there are many other useless files such as .svn-base files that i don't want. how can i filter th...
What is the difference between char array and char pointer in C?
...n printSomething expects a pointer, so if you try to pass an array to it like this:
char s[10] = "hello";
printSomething(s);
The compiler pretends that you wrote this:
char s[10] = "hello";
printSomething(&s[0]);
sh...
image.onload event and browser cache
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Fabrício MattéFabrício Matté
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How do you remove duplicates from a list whilst preserving order?
...in that removes duplicates from list in Python, whilst preserving order? I know that I can use a set to remove duplicates, but that destroys the original order. I also know that I can roll my own like this:
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INSTALL_FAILED_UPDATE_INCOMPATIBLE when I try to install compiled .apk on device
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Mustafa GüvenMustafa Güven
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Adding elements to object
I need to populate a json file, now I have something like this:
17 Answers
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