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Difference between Django's annotate and aggregate methods?
...> Book.objects.aggregate(average_price=Avg('price'))
{'average_price': 34.35}
Returns a dictionary containing the average price of all books in the queryset.
Annotation
>>> q = Book.objects.annotate(num_authors=Count('authors'))
>>> q[0].num_authors
2
>>> q[1].num_a...
Sharing src/test classes between modules in a multi-module maven project
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Your Consumer project depends upon your Data project, therefore we are happy that Data must be b...
Idiomatic way to convert an InputStream to a String in Scala
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How to push new branch without history
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ng-options with simple array init
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Set Additional Data to highcharts series
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Print function log /stack trace for entire program using firebug
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What's the difference between IComparable & IEquatable interfaces?
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How to loop through a HashMap in JSP?
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How can I count the number of matches for a regex?
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answered Sep 11 '11 at 13:24
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