If you have a list of ordered ids and you want to turn them into an ordered result set you can use FIELD() in mysql:
SELECT * FROM addons
ORDER BY FIELD(id, 3, 5, 9, 1);Retrieving elements in a specific order in django
Use custom admin filters in ModelAdmin
ModelAdmin now has a lookup_allowed method which is used to either allow a lookup or raise a SuspiciousOperation exception. Read More
django-stdimage traceback “The ‘%s’ attribute has no file associated with it”
This traceback happening when you check file to __delete__, but file do not exist on file system Read More
Django admin filter by ranges of ages
Adds filtering by ranges of dates birth in the admin filter sidebar Read More
Django admin filter by ranges of dates with calendar
Adds filtering by ranges of dates in the admin filter sidebar. Read More
How to expire session on browser close in django
django employs cookies to track the user session. settings.SESSION_COOKIE_AGE defines the session expiration age in seconds. So, the user logs in once and can stay logged in for hours (even days). Read More
django excel response
A subclass of HttpResponse which will transform a QuerySet, or sequence of sequences, into either an Excel spreadsheet or CSV file formatted for Excel, depending on the amount of data. All of this is done in-memory and on-the-fly, with no disk writes, thanks to the StringIO library. Read More
MemcachedKeyLengthError: Key length is > 250
Fix for python-memcached MemcachedKeyLengthError Read More
Django mongoengine cache backend
I decided to create mongoengine cache backed based on django-mongodb-cache Read More
Ordering related objects in Django
Django models have a meta option order_with_respect_to that allows you to order objects within the scope of a related ForeignKey object. Read More
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