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Mockito.any() pass Interface with Generics
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When I tried this, I received an error in my test: You cannot use argument matchers outside of verification or stubbing.
– kevinarpe
Mar 17 '14 at 12:50
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Filter by property
... them:
With a Manager:
class CompanyManager(models.Manager):
def with_chairs_needed(self):
return self.annotate(chairs_needed=F('num_employees') - F('num_chairs'))
class Company(models.Model):
# ...
objects = CompanyManager()
Company.objects.with_chairs_needed().filter(chairs...
Can I create links with 'target=“_blank”' in Markdown?
...d, you'll just have to use HTML.
<a href="http://example.com/" target="_blank">Hello, world!</a>
Most Markdown engines I've seen allow plain old HTML, just for situations like this where a generic text markup system just won't cut it. (The StackOverflow engine, for example.) They then...
Django dynamic model fields
...ister(Patient)
Attribute.objects.create(name='age', datatype=Attribute.TYPE_INT)
Attribute.objects.create(name='height', datatype=Attribute.TYPE_FLOAT)
Attribute.objects.create(name='weight', datatype=Attribute.TYPE_FLOAT)
Attribute.objects.create(name='city', datatype=Attribute.TYPE_TEXT)
Attribute...
python: how to identify if a variable is an array or a scalar
...o uses numpy often, I'd recommend a very pythonic test of:
if hasattr(N, "__len__")
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Is there an expression for an infinite generator?
...te itertools.count: count = lambda start=0, step=1: (start + i*step for i, _ in enumerate(iter(int, 1)))
– Coffee_Table
Aug 13 '18 at 23:43
2
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Explicitly set Id with Doctrine when using “AUTO” strategy
...ion: 1452 Cannot add or update a child row: a foreign key constraint fails errors. Downvoted
– ioleo
Sep 13 '14 at 11:53
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How to run a PowerShell script
...simplest use-case take 20 minutes of googling and futzing around. And the error messages! Apparently these guys worked at IBM... in the 70's.
– Spike0xff
Mar 1 '16 at 21:49
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sqlalchemy unique across multiple columns
... declares those in the table definition, or if using declarative as in the __table_args__:
# version1: table definition
mytable = Table('mytable', meta,
# ...
Column('customer_id', Integer, ForeignKey('customers.customer_id')),
Column('location_code', Unicode(10)),
UniqueConstraint...
Map over object preserving keys
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With Underscore
Underscore provides a function _.mapObject to map the values and preserve the keys.
_.mapObject({ one: 1, two: 2, three: 3 }, function (v) { return v * 3; });
// => { one: 3, two: 6, three: 9 }
DEMO
With Lodash
Lodash provides a function _.mapVa...