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how to emulate “insert ignore” and “on duplicate key update” (sql merge) with postgresql?
...use a query like this: "start transaction; create temporary table temporary_table as select * from test where false; copy temporary_table from 'data_file.csv'; lock table test; update test set data=temporary_table.data from temporary_table where test.id=temporary_table.id; insert into test select * ...
How can I capture the result of var_dump to a string?
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WAMP shows error 'MSVCR100.dll' is missing when install
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23 Answers
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NSUserDefaults - How to tell if a key exists
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382
objectForKey: will return nil if it doesn't exist.
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Select random row from a sqlite table
... same row.
– Helmut Grohne
Sep 19 '13 at 8:18
Is it possible to seed the random number. e.g. Book of the day seeded wi...
How do I clone a job in Jenkins?
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answered May 23 '14 at 21:12
gareth_bowlesgareth_bowles
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Sort array of objects by string property value
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4103
It's easy enough to write your own comparison function:
function compare( a, b ) {
if ( a.las...
What is causing ERROR: there is no unique constraint matching given keys for referenced table?
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203
It's because the name column on the bar table does not have the UNIQUE constraint.
So imagine y...
Django: “projects” vs “apps”
...product_app.
– BHSPitMonkey
Apr 4 '13 at 17:35
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Enable Vim Syntax Highlighting By Default
... system (Arch Linux, and Mac, thanks @totophe), it's in /usr/share/vim/vim73.
On Windows, it's in \Program Files\Vim\vim73.
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