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How to find all the subclasses of a class given its name?
...
The simplest solution in general form:
def get_subclasses(cls):
for subclass in cls.__subclasses__():
yield from get_subclasses(subclass)
yield subclass
And a classmethod in case you have a single class where you inherit from:
@classm...
Web deployment task build failed
...ilding via TFS. When I tried to manually import the website I got a more informative error: "not able to log on the user \WDeployConfigWriter".
Turns out that when you install web deploy it sets up two local accounts WDeployConfigWriter and WDeployAdmin. The passwords on these accounts are set to e...
Why isn't vector a STL container?
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vector<bool> contains boolean values in compressed form using only one bit for value (and not 8 how bool[] arrays do). It is not possible to return a reference to a bit in c++, so there is a special helper type, "bit reference", which provides you a interface to some bit in m...
How to autosize a textarea using Prototype?
...n an internal sales application for the company I work for, and I've got a form that allows the user to change the delivery address.
...
Show a PDF files in users browser via PHP/Perl
... moniker “intellectual property”. This is just word hacking to make information hoarding seem like not only a legitimate business model, but even as worthwhile for the public to defend against innovation.
– Svante
Jul 1 '19 at 14:31
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How can I check if character in a string is a letter? (Python)
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
...
Django Rest Framework File Upload
...parser_classes = (FileUploadParser,)
def put(self, request, filename, format=None):
file_obj = request.FILES['file']
# do some stuff with uploaded file
return Response(status=204)
share
...
Is there a way to create your own html tag in HTML5?
... This is what the specs say: "This specification does not define how conforming user agents handle ... elements ... not specified in this document. [...] we recommend the following behavior: If a user agent encounters an element it does not recognize, it should try to render the element's conten...
How do you close/hide the Android soft keyboard using Java?
...gly truth: to hide the Android keyboard, you will be required to provide 2 forms of identification: a Context and either a View or a Window.
I have created a static utility method that can do the job VERY solidly, provided you call it from an Activity.
public static void hideKeyboard(Activity activi...
Algorithm to detect corners of paper sheet in photo
...er, but was definitely providing best results.
For the Houghline2() Transform, try with the CV_HOUGH_STANDARD as opposed to the CV_HOUGH_PROBABILISTIC, it'll give rho and theta values, defining the line in polar coordinates, and then you can group the lines within a certain tolerance to those.
M...