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How do I query using fields inside the new PostgreSQL JSON datatype?
...on as described in other posts. Also note the -> operator will throw an error if you try to access a property which does not exist (i.e. if you have staggered JSON): ERROR: column "jsonPropertyYouWant" does not exist
– The Red Pea
Nov 25 '18 at 1:13
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What 'sensitive information' could be disclosed when setting JsonRequestBehavior to AllowGet
I've been getting the same old error every time I test a new URL from my browser's address bar when I'm returning Json (using the built-in MVC JsonResult helper ):
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How to check if running in Cygwin, Mac or Linux?
...linked to different default shell in different platforms, or there will be error like unexpected operator, that's what happened on my computer (Ubuntu 64 bits 12.04).
Mac OS X 10.6.8 (Snow Leopard) do not have expr program unless you install it, so I just use uname.
Design
Use uname to get the s...
How do I remove a project configuration in Visual Studio 2008?
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Didn't work in VS2019 on my C++ solution: Error HRESULT E_FAIL has been returned from a call to a COM component. At line:1 char:30 + ... | Foreach { $_.ConfigurationManager.DeleteConfigurationRow("DLL-Impor ... + CategoryInfo : OperationStopped: (:) [], C...
How do I override __getattr__ in Python without breaking the default behavior?
...lled bar. If the attribute is one you don't want to handle, raise AttributeError:
class Foo(object):
def __getattr__(self, name):
if some_predicate(name):
# ...
else:
# Default behaviour
raise AttributeError
However, unlike __getattr__, __ge...
Client to send SOAP request and receive response
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I am getting the following error and the code terminates: 'soap' is an undeclared prefix. Line 2, position 18. am I missing something? The SOAP UI request for my webservice can be found here: stackoverflow.com/questions/50430398/…
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Adding a directory to $LOAD_PATH (Ruby)
...application_controller.rb could not find the class I created, and threw an error on the original definition because it is not a class. Since I removed the class definition from the app/models section of the application, Ruby could not find it there and went looking for it in the Ruby paths.
So, I ...
What algorithms compute directions from point A to point B on a map?
...sman problem to solve routing problems. The trick with ACO is to build an error calculation based upon known facts of the routing so that the graph solving model knows when to quit (when is the error small enough).
You can google ACO or TSP to find more on this technique. I've not used any of the...
What is the best way to remove accents (normalize) in a Python unicode string?
...ng.
"""
try:
text = unicode(text, 'utf-8')
except (TypeError, NameError): # unicode is a default on python 3
pass
text = unicodedata.normalize('NFD', text)
text = text.encode('ascii', 'ignore')
text = text.decode("utf-8")
return str(text)
def text_to_id(...
Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
...
}
return 0;
}
#else /* else of: #elif defined(__APPLE__) */
#error provide your own implementation
#endif /* end of: #if defined(_WIN32) */
And then you just have to parse the string to extract the executable name from the path.
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