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SQL, Postgres OIDs, What are they and why are they useful?
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165
OIDs basically give you a built-in id for every row, contained in a system column (as opposed ...
Bogus foreign key constraint fail
...T FOREIGN KEY ERROR"
– Sand1512
Sep 16 '16 at 14:07
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“used as value” in function call
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MaciejMaciej
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Why does Google +1 record my mouse movements? [closed]
...es something along the lines of the following:
var b = ((event.X << 16) + event.Y) * (new Date().getTime() % 1000000);
c = c * b % d;
if (previousMouseMoveHandler) previousMouseMoveHandler.call(arguments);
d is (screen.width * screen.width + screen.height) * 1000000, and c is a variable tha...
Cost of storing AMI
...dge-center/…
– Pedro
Jun 1 '17 at 16:28
1
@Pedro, good point! I think that article you share is...
Check if a number has a decimal place/is a whole number
... new :)
– Abe Petrillo
Sep 1 '11 at 16:53
7
@Abe: true enough, though I think that's unlikely. I...
CMake output/build directory
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answered Sep 16 '13 at 12:01
Angew is no longer proud of SOAngew is no longer proud of SO
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What ports does RabbitMQ use?
...h look 5672.
use lsof:
eric@dev ~$ sudo lsof -i | grep beam
beam.smp 21216 rabbitmq 17u IPv4 33148214 0t0 TCP *:55672 (LISTEN)
beam.smp 21216 rabbitmq 18u IPv4 33148219 0t0 TCP *:15672 (LISTEN)
use nmap from a different machine, find out if 5672 is open:
sudo nmap -p 5...
How to go back to lines edited before the last one in Vim?
...then "ctrl+r".
– Mayank Jaiswal
Dec 16 '15 at 5:25
1
@Bob - are you still alive? please can you m...
Meaning of “[: too many arguments” error from if [] (square brackets)
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sdaausdaau
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