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ImportError: DLL load failed: %1 is not a valid Win32 application. But the DLL's are there

... Please check if the python version you are using is also 64 bit. If not then that could be the issue. You would be using a 32 bit python version and would have installed a 64 bit binaries for the OPENCV library. ...
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How do I turn on SQL debug logging for ActiveRecord in RSpec tests?

...ould try setting the ActiveRecord logger to stdout in your test somewhere. If you're using rspec, maybe in the spec helper? ActiveRecord::Base.logger = Logger.new(STDOUT) share | improve this answ...
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RESTful Authentication via Spring

... AuthenticationEntryPoint, which basically just returns a 401 Unauthorized if the request wasn't authenticated in the filter chain by our AuthenticationTokenProcessingFilter. CustomAuthenticationEntryPoint: public class CustomAuthenticationEntryPoint implements AuthenticationEntryPoint { @Over...
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Remove all whitespace in a string

... If you want to remove leading and ending spaces, use str.strip(): sentence = ' hello apple' sentence.strip() >>> 'hello apple' If you want to remove all space characters, use str.replace(): (NB this only remov...
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Detect when an image fails to load in Javascript

Is there a way to determine if a image path leads to an actual image, Ie, detect when an image fails to load in Javascript. ...
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How to get multiple selected values of select box in php?

... If you want PHP to treat $_GET['select2'] as an array of options just add square brackets to the name of the select element like this: <select name="select2[]" multiple … Then you can acces the array in your PHP script ...
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How can I reorder a list? [closed]

If I have a list [a,b,c,d,e] how can I reorder the items in an arbitrary manner like [d,c,a,b,e] ? 12 Answers ...
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Run jar file in command prompt [duplicate]

... as a note, if your application uses a web framework there maybe more params that you have to pass in, for example with dropwizard... java -jar myapp.jar server xxx.yml – Opentuned Aug 16 '17 at 11:...
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How can I get a list of all classes within current module in Python?

...): for name, obj in inspect.getmembers(sys.modules[__name__]): if inspect.isclass(obj): print(obj) And even better: clsmembers = inspect.getmembers(sys.modules[__name__], inspect.isclass) Because inspect.getmembers() takes a predicate. ...
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T-SQL: Deleting all duplicate rows but keeping one [duplicate]

...he perspective of the key columns. Some other columns may have slightly different data but I do not care about that. I still need to keep one of these rows however. SELECT DISTINCT won't work because it operates on all columns and I need to suppress duplicates based on the key columns. ...