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Can PostgreSQL index array columns?
...[20];
Result:
Bitmap Heap Scan on "Test" (cost=4.26..8.27 rows=1 width=32) (actual time=0.014..0.015 rows=2 loops=1)
Recheck Cond: ("Column1" @> '{20}'::integer[])
-> Bitmap Index Scan on idx_test (cost=0.00..4.26 rows=1 width=0) (actual time=0.009..0.009 rows=2 loops=1)
Inde...
What is the difference between RegExp’s exec() function and String’s match() function?
...eference/…
– yeyo
Jan 27 '15 at 3:32
7
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Do I set properties to nil in dealloc when using ARC?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
In Intellij, how do I toggle between camel case and underscore spaced?
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QamarQamar
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Why do I need to do `--set-upstream` all the time?
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edited Sep 2 '18 at 4:32
dahlbyk
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answered ...
Force to open “Save As…” popup open at text link click for PDF in HTML
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<a href="file link" download target="_blank">Click here to download</a>
It works for me in Firefox and Chrome.
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Undefined reference to static class member
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answered Dec 4 '12 at 8:32
iso9660iso9660
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Which timestamp type should I choose in a PostgreSQL database?
...-aware dates are stored internally in UTC?
– user533832
Aug 4 '11 at 21:35
2
The point of the che...
MySQL select where column is not empty
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answered Dec 8 '09 at 19:32
Stanislav StoyanovStanislav Stoyanov
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How can I index a MATLAB array returned by a function without first assigning it to a local variable
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How do you feel about using undocumented features:
>> builtin('_paren', magic(5), 3, 3) %# M(3,3)
ans =
13
or for cell arrays:
>> builtin('_brace', num2cell(magic(5)), 3, 3) %# C{3,3}
ans =
13
Just like magic :)
UPDATE:
Bad news, the above hack do...