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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...
How to compile for Windows on Linux with gcc/g++?
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mingw32 exists as a package for Linux. You can cross-compile and -link Windows applications with it. There's a tutorial here at the Code::Blocks forum. Mind that the command changes to x86_64-w64-mingw32-gcc-win32, for example.
U...
Pick a random value from an enum?
If I have an enum like this:
14 Answers
14
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JSON.net: how to deserialize without using the default constructor?
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ns16
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answered Jul 8 '19 at 14:59
DarkatoDarkato
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How to remove leading and trailing whitespace in a MySQL field?
I have a table with two fields (countries and ISO codes):
11 Answers
11
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Are lists thread-safe?
...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...
how to create a file name with the current date & time in python?
...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...
Multiple commands in gdb separated by some sort of delimiter ';'?
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Trevor Boyd SmithTrevor Boyd Smith
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add a c...
Node.js get file extension
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answered Apr 3 '13 at 3:32
SnowfishSnowfish
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Is there any use for unique_ptr with array?
std::unique_ptr has support for arrays, for instance:
17 Answers
17
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