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Select distinct values from a table field
...'Shop'
class Shop(models.Model):
street = models.CharField(max_length=150)
city = models.CharField(max_length=150)
# some of your models may have explicit ordering
class Meta:
ordering = ('city')
Since you may have the Meta class ordering attribute set, you can use order_...
Getting exact error type in from DbValidationException
...ituation where I'm initializing my model in DatabaseInitializer() for EF 4.1 and get this annoying error "Validation failed for one or more entities. See 'EntityValidationErrors' property for more details." So, I go to this EntityValidationErrors and there is a field {System.Data.Entity.Validatio...
Inline instantiation of a constant List
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195
const is for compile-time constants. You could just make it static readonly, but that would on...
How do I plot in real-time in a while loop using matplotlib?
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12 Answers
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Java “user.dir” property - what exactly does it mean?
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142
It's the directory where java was run from, where you started the JVM. Does not have to be wit...
A migration to add unique constraint to a combination of columns
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251
add_index :people, [:firstname, :lastname, :dob], :unique => true
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Show current key setting?
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110
To see the current value currently defined for <leader>, use:
:let mapleader
Producin...
Any reason not to start using the HTML 5 doctype? [closed]
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10 Answers
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How can I print variable and string on same line in Python?
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17 Answers
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Why is the parent div height zero when it has floated children
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edited Aug 19 '17 at 23:14
That Brazilian Guy
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