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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...
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Proper way to return JSON using node or Express

...ing to send a json file you can use streams var usersFilePath = path.join(__dirname, 'users.min.json'); apiRouter.get('/users', function(req, res){ var readable = fs.createReadStream(usersFilePath); readable.pipe(res); }); ...
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Can I use multiple versions of jQuery on the same page?

...1.3.js"></script> <script type="text/javascript"> var jQuery_1_1_3 = $.noConflict(true); </script> <!-- load jQuery 1.3.2 --> <script type="text/javascript" src="http://example.com/jquery-1.3.2.js"></script> <script type="text/javascript"> var jQuery_1_3...
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Nested classes' scope?

... class Outer(object): outer_var = 1 class Inner(object): @property def inner_var(self): return Outer.outer_var This isn't quite the same as similar things work in other languages, and uses global lookup instead of sco...
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Disable output buffering

...pper which does a flush after every call. class Unbuffered(object): def __init__(self, stream): self.stream = stream def write(self, data): self.stream.write(data) self.stream.flush() def writelines(self, datas): self.stream.writelines(datas) self.stream.f...
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Link to all Visual Studio $ variables

... on my machine. Probably not all macros are defined for others (e.g. OCTAVE_EXECUTABLE), but I wanted to err on the side of inclusiveness here. For example, this is the first time that I see $(Language) (expanding to C++ for this project) being mentioned outside of the IDE. $(AllowLocalNetworkLoop...
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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...
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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...
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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__") share | improve this answer | follow | ...
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AngularJS HTTP post to PHP and undefined

... data value to pass an appropriate query string, so PHP is not populating $_POST as you expect. My suggestion would be to just use the default angularjs setting of application/json as header, read the raw input in PHP, and then deserialize the JSON. That can be achieved in PHP like this: $postdat...