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python Programming Glossary: pkWhy is SQLAlchemy insert with sqlite 25 times slower than using sqlite3 directly? http://stackoverflow.com/questions/11769366/why-is-sqlalchemy-insert-with-sqlite-25-times-slower-than-using-sqlite3-directly time for 100000 records 16.4133379459 secs SqlAlchemy ORM pk given Total time for 100000 records 9.77570986748 secs SqlAlchemy.. n records str time.time t0 secs def test_sqlalchemy_orm_pk_given n 100000 init_sqlalchemy t0 time.time for i in range n.. 0 DBSession.flush DBSession.commit print SqlAlchemy ORM pk given Total time for str n records str time.time t0 secs def..
convert from json to csv using python http://stackoverflow.com/questions/1871524/convert-from-json-to-csv-using-python item f.close I then get the error sequence expected pk 22 model auth.permission fields codename add_logentry name Can.. add_logentry name Can add log entry content_type 8 pk 23 model auth.permission fields codename change_logentry name.. change_logentry name Can change log entry content_type 8 pk 24 model auth.permission fields codename delete_logentry name..
Order a QuerySet by aggregate field value http://stackoverflow.com/questions/476017/order-a-queryset-by-aggregate-field-value score. Therefore I tried the following Contest.objects.get pk id .image_set.order_by 'score' As I feared it doesn't work since.. So query may look like this Contest.objects.get pk id .image_set.annotate score Sum 'vote__value' .order_by 'score'..
Getting started with secure AWS CloudFront streaming with Python http://stackoverflow.com/questions/6549787/getting-started-with-secure-aws-cloudfront-streaming-with-python pair for you and automatically download a private key file pk xxxxxxxxx.pem . Keep the key file safe and private. Also note.. #from the AWS accounts page priv_key_file cloudfront pk.pem #your private keypair file resource 'video.mp4' #your resource..
How can you make a vote-up-down button like in Stackoverflow? http://stackoverflow.com/questions/719194/how-can-you-make-a-vote-up-down-button-like-in-stackoverflow if request.method 'POST' try answer Answer.objects.get pk request.POST 'id' except Answer.DoesNotExist return HttpResponse.. if request.method 'POST' try answer Answer.objects.get pk request.POST 'id' except Answer.DoesNotExist return HttpResponse..
http://stackoverflow.com/questions/929029/how-do-i-access-the-child-classes-of-an-object-in-django-without-knowing-the-nam cast self return self.real_type.get_object_for_this_type pk self.pk class Meta abstract True This is implemented as an abstract.. return self.real_type.get_object_for_this_type pk self.pk class Meta abstract True This is implemented as an abstract..
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