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Abstract methods in Python [duplicate]
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Before abc was introduced you would see this frequently.
class Base(object):
def go(self):
raise NotImplementedError("Please Implement this method")
class Specialized(Base):
def go(self):
print "Consider me implemented"
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Django: ImproperlyConfigured: The SECRET_KEY setting must not be empty
... up multiple setting files (development, production, ..) that include some base settings. Cannot succeed though. When I try to run ./manage.py runserver I am getting the following error:
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Achieving bright, vivid colors for an iOS 7 translucent UINavigationBar
... *colourView = [[UIView alloc] initWithFrame:CGRectMake(0.f, -20.f, 320.f, 64.f)];
colourView.opaque = NO;
colourView.alpha = .7f;
colourView.backgroundColor = barColour;
self.navigationBar.barTintColor = barColour;
[self.navigationBar.layer insertSublayer:colourView.layer atIndex:1];
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Get MIME type from filename extension
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Samuel NeffSamuel Neff
64.8k1616 gold badges120120 silver badges163163 bronze badges
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Best architectural approaches for building iOS networking applications (REST clients)
...for this. But you should not forget, that Core Data is not an ORM or a database, but an object graph manager with persistence as a good option of it. So, very often Core Data can be too heavy for your needs and you can look at new solutions such as Realm and Couchbase Lite, or build your own lightw...
How do you calculate the average of a set of circular data? [closed]
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ackb is right that these vector based solutions cannot be considered true averages of angles, they are only an average of the unit vector counterparts. However, ackb's suggested solution does not appear to mathematically sound.
The following is a solution...
How does JavaScript .prototype work?
...share of JavaScript code. I never really got my head around this prototype-based programming, does any one know how this works?
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WAMP error: Forbidden You don't have permission to access /phpmyadmin/ on this server
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Akhil ThayyilAkhil Thayyil
8,36455 gold badges2727 silver badges4242 bronze badges
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Python Process Pool non-daemonic?
...nt implementation of multiprocessing has been extensively refactored to be based on contexts, we need to provide a NoDaemonContext class that has our NoDaemonProcess as attribute. NestablePool will then use that context instead of the default one.
That said, I should warn that there are at least two...
Why is 1/1/1970 the “epoch time”?
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@JediKnight This is speculation based on my own experiences as a developer: changing a standard takes time, and if your change doesn't take hold then you end up with competing standards. The real solution to the epoch problem is 64-bit integers, not moving ...