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Django allows you to define custom UniqueConstraints to specify which combinations of values are allowed in a row, but removing these later can be problematic when some ForeignKey is involved, at least with MySQL it may throw a Cannot drop index '...': needed in a foreign key constraint at you.

The example below shows you how to resolve such a situation in 3 small individual migrations:

• We start with an existing UniqueConstraint.

class MyModel(models.Model):
    other_model = models.ForeignKey("OtherModel", on_delete=models.CASCADE)
    name = models.CharField(Max_length=128)

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Common Regular Expressions for Django URLs

A list of comman regular expressions for use in django url's regex.

Example Django URLs patterns:

urlpatterns = patterns('',

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Go to File -> Settings -> Tools -> Terminal and change Shell path based on the the installed git version.

for 64bit:

"C:\Program Files\Git\bin\sh.exe" --login -i

for 32bit:

"C:\Program Files (x86)\Git\bin\sh.exe" --login -i