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How can I select item with class within a DIV?
... @czupe: no, while the context-selector approach is written differently jQuery implements, internally, the same $('#mydiv').find('.myclass'); approach as used in the first code snippet. Incidentally: '...select every id=mydiv'? There should only ever be one use of a given id in a page ...
Is there a way to ignore header lines in a UNIX sort?
...te a subshell, wrapping up the stdout so you can pipe it or redirect it as if it had come from a single command.
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Custom Python list sorting
...d takes optional arguments for controlling the
comparisons.
cmp specifies a custom comparison function of two arguments (list
items) which should return a negative, zero or positive number
depending on whether the first argument is considered smaller than,
equal to, or larger than the ...
Rails :include vs. :joins
...
.joins will just joins the tables and brings selected fields in return. if you call associations on joins query result, it will fire database queries again
:includes will eager load the included associations and add them in memory. :includes loads all the included tables attributes. If you call ...
What is the best way to call a script from another script?
...ollowing.
test1.py
def some_func():
print 'in test 1, unproductive'
if __name__ == '__main__':
# test1.py executed as script
# do something
some_func()
service.py
import test1
def service_func():
print 'service func'
if __name__ == '__main__':
# service.py executed as...
How to refer to relative paths of resources when working with a code repository
...de repository which is deployed to both Windows and Linux - sometimes in different directories. How should one of the modules inside the project refer to one of the non-Python resources in the project (CSV files, etc.)?
...
How to hide Bootstrap modal with javascript?
... window, use the browser's console to try
$('#myModal').modal('hide');
If it works (and the modal closes) then you know that your close Javascript is not being sent from the server to the browser correctly.
If it doesn't work then you need to investigate further on the client what is happening....
How can i get the session object if i have the entity-manager
...
To be totally exhaustive, things are different if you're using a JPA 1.0 or a JPA 2.0 implementation.
JPA 1.0
With JPA 1.0, you'd have to use EntityManager#getDelegate(). But keep in mind that the result of this method is implementation specific i.e. non porta...
How to exit from Python without traceback?
...t Exception:
traceback.print_exc(file=sys.stdout)
sys.exit(0)
if __name__ == "__main__":
main()
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How do I iterate over a range of numbers defined by variables in Bash?
...h usually slows things down. This may not matter but it becomes important if you're writing a script to handle lots of data.
– paxdiablo
Oct 4 '08 at 1:45
38
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