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Postgresql - unable to drop database because of some auto connections to DB

... Whenever I try to drop database I get: ERROR: database "pilot" is being accessed by other users DETAIL: There is 1 other session using the database. First You need to revoke REVOKE CONNECT ON DATABASE TARGET_DB FROM public; Then use: SELECT pg_terminate_ba...
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inserting characters at the start and end of a string

I am new and trying to find a way to insert a number of L's at the beginning and end of a string. So if I have a string which says ...
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Access lapply index names inside FUN

...t(quote(names(X)))[substitute(x)[[3]]]) is no longer working, and gives an error, Error in eval.parent(quote(names(X)))[substitute(x)[[3]]] : invalid subscript type 'symbol' is there an easy way to fix this ? – forecaster May 18 '15 at 19:32 ...
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What does “=>” mean in PHP?

... Your last example has something wrong, since I get the error message Parse error: syntax error, unexpected T_DOUBLE_ARROW in /var/www/cha.php on line 2. – Léo Léopold Hertz 준영 Aug 6 '09 at 22:34 ...
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Apache: “AuthType not set!” 500 Error

... for a project and when I try to request localhost/index.html, I get a 500 error and I see this in the error log: 6 Answers...
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Using node-inspector with Grunt tasks

...hen I set a breakpoint in the grunt file it just crashes with a connection error. – Kris Hollenbeck Jun 2 '14 at 18:10 add a comment  |  ...
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How can I reorder a list? [closed]

... ran it under 2.7.5 and it still works just fine. Do you get some sort of error? – Mark Jul 20 '15 at 2:44 no error, ...
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How do I daemonize an arbitrary script in unix?

...our session. The only minor problem with this is standard out and standard error both get sent to ./nohup.out, so if you start several scripts in this manor their output will be intertwined. A better command would be: nohup yourScript.sh script args >script.out 2>script.error& This will...
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How to get process ID of background process?

... 605 You need to save the PID of the background process at the time you start it: foo & FOO_PID...
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Emulate a do-while loop in Python?

... – Noctis Skytower Sep 11 '12 at 20:05 2 @ZeD, why is 1) ugly? It's quite Ok, IMHO ...