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How to unit test an object with database queries
...rns a result. That result is typically defined by you ahead of time.
In order to set up your objects for mocking, you probably need to use some sort of inversion of control/ dependency injection pattern, as in the following pseudo-code:
class Bar
{
private FooDataProvider _dataProvider;
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What are five things you hate about your favorite language? [closed]
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you forgot about functions with parameter order changing randomly
– dusoft
Oct 9 '09 at 20:43
39
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What's is the difference between train, validation and test set, in neural networks?
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Testing Set: this data set is used only for testing the final solution in order to confirm the actual predictive power of the network.
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Failed to enable constraints. One or more rows contain values violating non-null, unique, or foreign
...lumn's maxLength in the table adapter. One thing I did notice was that in order to hit the breakpoint in the designer file, you need to go to Tools > Options > Debugging, and make sure "Enable Just My Code" is unchecked. It'll then allow you to step through the designer file code.
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Add up a column of numbers at the Unix shell
...rs, and never knew that <infile command is the same as (and in a better order than) command <infile.
– Camille Goudeseune
Dec 5 '16 at 21:50
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Pretty-print a Map in Java
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Warning: Does not preserve the order of keys for a LinkedHashMap
– Olivier Masseau
Jan 14 '19 at 14:23
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get and set in TypeScript
... myFoo.bar = false; // calls the setter and passes false
}
However, in order to use it at all, you must make sure the TypeScript compiler targets ECMAScript5. If you are running the command line compiler, use --target flag like this;
tsc --target ES5
If you are using Visual Studio, you must ...
ASP.NET Web API - PUT & DELETE Verbs Not Allowed - IIS 8
...e error, so it should be trivial to know which to set. I use both names in order to support different hosting environments.
– Ivaylo Slavov
May 16 '15 at 9:54
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How can I find the number of arguments of a Python function?
...t offers a similar interface to getargspec (a single callable argument) in order to grab the arguments of a function while also handling some additional cases that getargspec doesn't:
from inspect import getfullargspec
def someMethod(self, arg1, kwarg1=None):
pass
args = getfullargspec(someMe...
Understand convertRect:toView:, convertRect:FromView:, convertPoint:toView: and convertPoint:fromVie
...y.backgroundColor = UIColor(white: 1.0, alpha: 0.9)
overlay.layer.borderColor = UIColor.black.cgColor
overlay.layer.borderWidth = 1.0
view.addSubview(overlay)
}
}
var ctrl = MyViewController()
PlaygroundPage.current.liveView = ctrl.view
Remember to show the Assistant E...