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Cast an instance of a class to a @protocol in Objective-C
... [vc protocolMethod];
}
The UIViewController <MyProtocol> * type-cast translates to "vc is a UIViewController object that conforms to MyProtocol", whereas using id <MyProtocol> translates to "vc is an object of an unknown class that conforms to MyProtocol".
This way the compiler wil...
How to make a select with array contains value clause in psql
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Try
SELECT * FROM table WHERE arr @> ARRAY['s']::varchar[]
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Which Radio button in the group is checked?
...g tri-state buttons, then I always set one button "IsChecked" as a default selection.)
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Problem with converting int to string in Linq to entities
...ode ends up looking like this:
var items = from c in contacts
select new ListItem
{
Value = SqlFunctions.StringConvert((double)c.ContactId).Trim(),
Text = c.Name
};
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C++ convert hex string to signed integer
...gt;> x;
// output it as a signed type
std::cout << static_cast<int>(x) << std::endl;
}
In the new C++11 standard, there are a few new utility functions which you can make use of! specifically, there is a family of "string to number" functions (http://en.cppreference.co...
Get spinner selected items text?
How to get spinner selected item's text?
13 Answers
13
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Regular cast vs. static_cast vs. dynamic_cast [duplicate]
...e languages that I've never really understood. I've obviously used regular casts i.e.
8 Answers
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Why don't Java's +=, -=, *=, /= compound assignment operators require casting?
...valent to E1 = (T)((E1) op (E2)), so that's kind of like implicit down typecasting (down from long to int). Whereas in i = i+j, we have to do it explicitly, ie, provide the (T) part in E1 = ((E1) op (E2)) Isn't it?
– bad_keypoints
Sep 22 '12 at 14:52
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How to cast an Object to an int
How can I cast an Object to an int in java?
19 Answers
19
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TypeScript or JavaScript type casting
How does one handle type casting in TypeScript or Javascript?
3 Answers
3
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