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Django: ImproperlyConfigured: The SECRET_KEY setting must not be empty

...of Django. I resolved the issue by setting os.environ.setdefault("DJANGO_SETTINGS_MODULE", "project_name.settings.local") in manage.py and wsgi.py. Update: In the above solution, local is the file name (settings/local.py) inside my settings folder, which holds the settings for my local enviro...
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How do you echo a 4-digit Unicode character in Bash?

... That's true. I discovered i was using LANG=C instead of LANG=en_US.UTF-8. Now my terminals in Gnome show the symbols properly... The real terminals (tty1-6) still don't though. – trusktr Oct 3 '12 at 0:09 ...
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Send file using POST from a Python script

...ding, but you should be able to read through it and see how it works: user_agent = "image uploader" default_message = "Image $current of $total" import logging import os from os.path import abspath, isabs, isdir, isfile, join import random import string import sys import mimetypes import urllib2 i...
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How to concatenate properties from multiple JavaScript objects

... Underscore has few methods to do this; 1. _.extend(destination, *sources) Copy all of the properties in the source objects over to the destination object, and return the destination object. _.extend(a, _.extend(b, c)); => {"one" : 1, "two" : 2, "three" : 3, "fo...
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Assigning a variable NaN in python without numpy

...e 1, in <module> File "C:\Python35\lib\fractions.py", line 146, in __new__ numerator) ValueError: Invalid literal for Fraction: 'nan' >>> >>> Fraction(float('nan')) Traceback (most recent call last): File "<stdin>", line 1, in <module> File "C:\Python35\...
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Django rest framework nested self-referential objects

...('parentCategory', 'name', 'description', 'subcategories') def get_related_field(self, model_field): # Handles initializing the `subcategories` field return CategorySerializer() Actually, as you've noted the above isn't quite right. This is a bit of a hack, but y...
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How can I escape square brackets in a LIKE clause?

...derscore from a query, so I ended up with this: WHERE b.[name] not like '\_%' escape '\' -- use \ as the escape character share | improve this answer | follow ...
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python exception message capturing

...is no longer supported in python 3. Use the following instead. try: do_something() except BaseException as e: logger.error('Failed to do something: ' + str(e)) share | improve this answer ...
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django - why is the request.POST object immutable?

...QueryDict class, which implements a full set of mutation methods including __setitem__, __delitem__, pop and clear. It implements immutability by checking a flag when you call one of the mutation methods. And when you call the copy method you get another QueryDict instance with the mutable flag turn...
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What's the dSYM and how to use it? (iOS SDK)

... 0x000000018f3c9380 closure #1 in closure #1 in closure #1 in _assertionFailure+ 217984 (_:_:file:line:flags:) + 452 1 libswiftCore.dylib 0x000000018f3c9380 closure #1 in closure #1 in closure #1 in _assertionFailure+ 217984 (_:_:file:line:flags:) + 452 2 libswiftCore.d...