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Fastest check if row exists in PostgreSQL
...rd for TRUE / FALSE return:
select exists(select 1 from contact where id=12)
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What are enums and why are they useful?
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27 Answers
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Remove refs/original/heads/master from git repo after filter-branch --tree-filter?
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edited Jul 24 '12 at 15:31
answered Oct 4 '11 at 22:44
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Multi-key dictionary in c#? [duplicate]
...uggest you simply define a tuple as a struct:
public struct Tuple<T1, T2> {
public readonly T1 Item1;
public readonly T2 Item2;
public Tuple(T1 item1, T2 item2) { Item1 = item1; Item2 = item2;}
}
public static class Tuple { // for type-inference goodness.
public static Tuple...
CSS checkbox input styling
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With CSS 2 you can do this:
input[type='checkbox'] { ... }
This should be pretty widely supported by now. See support for browsers
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Is not an enclosing class Java
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answered Nov 27 '13 at 20:47
Peter LawreyPeter Lawrey
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How to document thrown exceptions in c#/.net
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edited Jan 20 '09 at 14:17
answered Jan 20 '09 at 13:51
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'git branch -av' showing remote branch that no longer exists
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answered Jan 7 '12 at 1:21
manojldsmanojlds
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What happens when there's insufficient memory to throw an OutOfMemoryError?
...e heap stack in advance.
The Structure of the JVM, Chapter 3, section 3.5.2 states:
If Java virtual machine stacks can be dynamically expanded, and expansion is attempted but insufficient memory can be made available
to effect the expansion, or if insufficient memory can be made
availabl...