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Check to see if python script is running
...f the process is running by checking to see if the PID in the file exists. Don't forget to delete the file when you shut down cleanly, and check for it when you start up.
#/usr/bin/env python
import os
import sys
pid = str(os.getpid())
pidfile = "/tmp/mydaemon.pid"
if os.path.isfile(pidfile):
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mongo group query how to keep fields
...uery, the result shows only the key(s) in arguments. How to keep the first document in each group like mysql query group.
for example:
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Max length UITextField
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Do you just put this code in your view controller class? Or do I have to make connections?
– Isaac Wasserman
Jun 28 '15 at 20:11
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Exclude all transitive dependencies of a single dependency
In Maven2, to exclude a single transitive dependency, I have to do something like this:
12 Answers
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Why I cannot cout a string?
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Above answers are good but If you do not want to add string include, you can use the following
ostream& operator<<(ostream& os, string& msg)
{
os<<msg.c_str();
return os;
}
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PostgreSQL: Drop PostgreSQL database through command line [closed]
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This will restart postgres and disconnect everyone: sudo service postgresql restart Then do a: dropdb -h localhost -p 5432 -U "youruser" "testdb" Notice the "" to make sure special characters go in without a hitch.
– unom
Jun 26 '14 at 6:1...
How to set OnClickListener on a RadioButton in Android?
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yea I would use radiogroup except it doesnt work unless its a direct parent in the xml and I cant keep it as a direct parent since this stupid radiobutton cannot be aligned to center so I had to enclose it in a linearlayout ...
– Jaxx0rr
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How to quickly clear a JavaScript Object?
...ing you'd frequently use. Yes it's linear in complexity, but anything that doesn't do garbage collection later will be.
This is the best solution. I know it's not related to your question - but for how long do we need to continue supporting IE6? There are many campaigns to discontinue the usage of i...
What does “@private” mean in Objective-C?
What does @private mean in Objective-C?
3 Answers
3
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How to specify an area name in an action link?
...hich currently specifies the controller and action, but of course the link doesn't work if I'm in the wrong area. I see no overload for actionlink that takes an area parameter, is it possible to do?
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