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ALTER TABLE to add a composite primary key
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428
ALTER TABLE provider ADD PRIMARY KEY(person,place,thing);
If a primary key already exists th...
Where to put the doxygen comment blocks for an internal library - in H or in CPP files? [closed]
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answered Jan 14 '09 at 23:18
Andy DentAndy Dent
16.7k66 gold badges7979 silver badges106106 bronze badges
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How to permanently remove few commits from remote branch
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edited Jun 18 at 20:04
answered Jul 20 '10 at 19:26
Vo...
How does PHP 'foreach' actually work?
...on iterate($arr) {
foreach ($arr as $v) {}
}
$outerArr = [0, 1, 2, 3, 4];
iterate($outerArr);
Here, $arr will be duplicated to prevent IAP changes on $arr from leaking to $outerArr. In terms of the conditions above, the array is not a reference (is_ref=0) and is used in two places (refcount=2...
Get JSON object from URL
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answered Mar 25 '13 at 14:33
PrisonerPrisoner
25.4k99 gold badges6767 silver badges9797 bronze badges
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design a stack such that getMinimum( ) should be O(1)
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Real stack Min stack
5 --> TOP 1
1 1
4 2
6 2
2 2
After popping twice you get:
Real stack Min stack
4 2
6 2
2 2
Please let me know if this isn't enough in...
How to create a directory in Java?
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471
After ~7 year, I will update it to better approach which is suggested by Bozho.
new File("/pa...
What is a 'Closure'?
...on?
– superluminary
Nov 8 '13 at 21:48
1
@superluminary Yes, this helps a lot. Thank you!
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How to convert FileInputStream to InputStream? [closed]
I just want to convert a FileInputStream to an InputStream , how can I do that?
5 Answers
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Where do I find some good examples for DDD? [closed]
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edited Jul 13 '17 at 1:24
Matteo Tosato
15522 silver badges1212 bronze badges
answered Feb 13 '09 at 3...