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Postgres: How to do Composite keys?
...T NULL,
tag_id SERIAL NOT NULL,
tag1 VARCHAR(20),
tag2 VARCHAR(20),
tag3 VARCHAR(20),
PRIMARY KEY(question_id, tag_id)
);
NOTICE: CREATE TABLE will create implicit sequence "tags_tag_id_seq" for serial column "tags.ta...
Array to String PHP?
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answered Sep 20 '11 at 19:14
Niet the Dark AbsolNiet the Dark Absol
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Test for equality among all elements of a single vector
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answered Jan 20 '11 at 21:06
hadleyhadley
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How to “inverse match” with regex?
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edited Oct 2 '08 at 20:35
answered Oct 2 '08 at 20:28
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Repeating characters in VIM insert mode
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answered Feb 20 '11 at 0:04
Matteo RivaMatteo Riva
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Unsigned keyword in C++
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answered Jan 20 '10 at 8:14
futureelite7futureelite7
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How do I specify a password to 'psql' non-interactively?
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edited Dec 20 '17 at 17:28
rogerdpack
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WebAPI Multiple Put/Post parameters
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answered May 18 '16 at 11:20
Fatih GÜRDALFatih GÜRDAL
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How do you check if a variable is an array in JavaScript? [duplicate]
...=== Array
Some other ways are:
Array.isArray(variable)
Update May 23, 2019 using Chrome 75, shout out to @AnduAndrici for having me revisit this with his question
This last one is, in my opinion the ugliest, and it is one of the slowest fastest. Running about 1/5 the speed as the first example....
SQL statement to get column type
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answered Nov 15 '12 at 20:31
Francis PFrancis P
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