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Is there a timeout for idle PostgreSQL connections?
...L database, see: How do I detach all other users from a postgres database? and How to drop a PostgreSQL database if there are active connections to it? . The latter shows a better query.
For setting timeouts, as @Doon suggested see How to close idle connections in PostgreSQL automatically?, which a...
Can a class extend both a class and implement an Interface
Can a class extend both an interface and another class in PHP?
Basically I want to do this:
3 Answers
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How do I fetch lines before/after the grep result in bash?
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You can use the -B and -A to print lines before and after the match.
grep -i -B 10 'error' data
Will print the 10 lines before the match, including the matching line itself.
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Could not load file or assembly System.Web.Http.WebHost after published to Azure web site
I created a web project and it runs well in Visual studio. However, I got the following error after published it to azurewebsites. What can cause the issue?
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If threads share the same PID, how can they be identified?
...though it would possibly make more sense to call this a TID, or thread ID) and they also have a TGID (thread group ID) which is the PID of the thread that started the whole process.
Simplistically, when a new process is created, it appears as a thread where both the PID and TGID are the same (new) ...
How do you display JavaScript datetime in 12 hour AM/PM format?
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What about hour, minutes, and AM/PM?
– reutsey
Jan 9 '17 at 20:02
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Why invoke Thread.currentThread.interrupt() in a catch InterruptException block?
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This is done to keep state.
When you catch the InterruptException and swallow it, you essentially prevent any higher level methods/thread groups from noticing the interrupt. Which may cause problems.
By calling Thread.currentThread().interrupt(), you set the interrupt flag of the thread, s...
PHP code to remove everything but numbers
...9]/', '', '604-619-5135');
preg_replace uses PCREs which generally start and end with a /.
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New line in Sql Query
...blog.sqlauthority.com/2009/07/01/sql-server-difference-between-line-feed-n-and-carriage-return-r-t-sql-new-line-char/
DECLARE @NewLineChar AS CHAR(2) = CHAR(13) + CHAR(10)
PRINT ('SELECT FirstLine AS FL ' + @NewLineChar + 'SELECT SecondLine AS SL')
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Is there a python equivalent of Ruby's 'rvm'?
...dle a specific Python install (say, 2.7) with certain eggs in one project, and with certain other eggs in another? RVM manages all this stuff seamlessly, and sudo is a thing of the past.
– Kyle Wild
Apr 5 '11 at 15:56
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