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Abstract classes in Swift Language
... of the method. When logSalary is called on the instance after it has been cast to an Employee, it calls the original implementation (it doesn't not dynamically dispatch to the overridden version even though the instance is actually a Software Engineer.
For more information, check great WWDC video ...
Get nth character of a string in Swift programming language
...This isn't explicit at all and may be corrected in the future without type casting. This also doesn't work if you use shorthand for the array via [string].first. @Sulthan's solution works best to use the baked in index values. It's far more clear on what is happening here.
– Th...
What does the M stand for in C# Decimal literal notation?
... not lose/garble any information. The same is not true of decimal numbers. Casting the double value 0.42 to decimal can give you a different value than 0.42M (and the same for using a double literal in place of a float literal - float val = 423.3 also fails). So you're choosing between a subtly wron...
Convert list to tuple in Python
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l1=[]#empty list is given
l1=tuple(l1)#through the type casting method we can convert list into tuple
print(type(l1))#now this show class of tuple
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How to remove items from a list while iterating?
... Python lists, with minimal modifications. For instance, not all languages cast empty lists to a False as Python does. You can substitute while somelist: for something more explicit like while len(somelist) > 0:.
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Why does AngularJS include an empty option in select?
... Thanks! In my case I can't use ng-init (no default value) so I casted my model to a string and it worked!
– Rodrigo Graça
Aug 3 '16 at 15:06
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Checking for empty arrays: count vs empty
...
Alternatively, you can cast the variable as a boolean (implicitly or explicitly):
if( $value )
{
// array is not empty
}
if( (bool) $value )
{
// array is still not empty
}
This method does generate an E_NOTICE if the variable is not define...
How to compare two colors for similarity/difference
...t;/b> pctDiffRed = diffRed / 255; is going to give you 0 unless you cast to a float somewhere. <b>2</b> You'll need to multiply by 100 somewhere to get a percentage.
– vaughandroid
Jan 26 '12 at 12:34
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python assert with and without parenthesis
...nd the expression is evaluated as a tuple, which is always True when being casted to bool
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How do I serialize an object and save it to a file in Android?
..."name",ObjectSerializer.serialize(array));
To Deserialize:-
newarray = (CAST_IT_TO_PROPER_TYPE) ObjectSerializer.deSerialize(sharedPreferences.getString(name),null);
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