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Why do we have to normalize the input for an artificial neural network?
...del Converges slowly, if the Inputs are not Normalized.
Example: If we perform Image Classification, Size of Image will be very huge, as the Value of each Pixel ranges from 0 to 255. Normalization in this case is very important.
Mentioned below are the instances where Normalization is very importa...
Does Python have a ternary conditional operator?
...
The point was if you want to perform additional evaluations after the conditional is evaluated, like adding a value to the result, you'll either need to add the additional expression to both sides (z = 3 + x if x < y else 3 + y), or group the conditional...
Checkbox for nullable boolean
... tons of these primitive value types that may or may not be included in my forms for various reasons. Adding booleans for all of them started feeling silly. When I googled nullables I figured that was the way to go.
– DMulligan
Jul 27 '11 at 20:38
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PHP convert date format dd/mm/yyyy => yyyy-mm-dd [duplicate]
...assumed. Check more here.
Use the default date function.
$var = "20/04/2012";
echo date("Y-m-d", strtotime($var) );
EDIT I just tested it, and somehow, PHP doesn't work well with dd/mm/yyyy format. Here's another solution.
$var = '20/04/2012';
$date = str_replace('/', '-', $var);
echo date('Y-...
Set scroll position
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
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WPF datagrid empty row at bottom
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
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How to supply value to an annotation from a Constant java
...ion.
Simple names that refer to constant variables.
Qualified names of the form TypeName . Identifier that refer to constant variables.
Actually in java there is no way to protect items in an array. At runtime someone can always do FieldValues.FIELD1[0]="value3", therefore the array cannot be real...
How do I lowercase a string in Python?
...\u0438\u043b\u043e\u043c\u0435\u0442\u0440'
Now if we only have it in the form of a str, we need to convert it to unicode. Python's Unicode type is a universal encoding format that has many advantages relative to most other encodings. We can either use the unicode constructor or str.decode method w...
How to implement a Map with multiple keys? [duplicate]
... This requires two look ups for every value access, which is a 100 % performance penalty.
– ceving
Mar 15 '13 at 15:40
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How do you use String.substringWithRange? (or, how do Ranges work in Swift?)
...means we have to iterate the whole way through a possibly long string. But forming an NSRange and using NSString explicitly is dangerous? What's left?
– matt
Nov 18 '14 at 18:45
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