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Detect if device is iOS
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@astronought double negation is used to cast to a boolean
– Vitim.us
Jun 14 '19 at 20:18
3
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Is it possible to determine whether ViewController is presented as Modal?
...is property. And after that, inside the controllers, you will have to keep casting self.navigationController to this custom class every time you need to check if the controller is presented as modal
– Felipe Sabino
Dec 30 '11 at 11:27
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How to print to console when using Qt
...move_reference<C>::type>::type& no_const(C* c) { return const_cast<typename std::remove_const<typename std::remove_reference<C>::type>::type&>(*c); } Use: no_const(this).method(). You could inject that function as a method into the class, and then you wouldn't even...
getActivity() returns null in Fragment function
...ity is a context so if you can simply check the context is an Activity and cast it if necessary.
@Override
public void onAttach(Context context) {
super.onAttach(context);
Activity a;
if (context instanceof Activity){
a=(Activity) context;
}
}
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Spring RestTemplate timeout
... The above code doesn't work in latest Spring. It gives ClassCastException java.lang.ClassCastException: org.springframework.http.client.InterceptingClientHttpRequestFactory cannot be cast to org.springframework.http.client.HttpComponentsClientHttpRequestFactory
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C++ “virtual” keyword for functions in derived classes. Is it necessary?
...lates, too: allowing to construct from different interfaces allows you to 'cast' between different B<> types.
It's questionable whether you should add support for const A& in t_hello(). The usual reason for this rewrite is to move away from inheritance-based specialization to template-bas...
ASP.NET MVC Ajax Error handling
... Wouldn't a Status code of 500 be kind of wrong? To quote this chap broadcast.oreilly.com/2011/06/… : "Failing to realize that a 4xx error means I messed up and a 5xx means you messed up" - where I is the client and you is the server.
– Chris Nevill
Oct 7 '...
Why is isNaN(null) == false in JS?
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But then at least a string is cast into a NaN object, as isNaN("text") returns true.
– Hanno Fietz
Sep 22 '08 at 15:45
add a comme...
Getting Spring Application Context
...- ApplicationContextAware. BeanFactoryAware should work but you'd have to cast it to an application context if you need app context functionality.
– MetroidFan2002
Mar 30 '09 at 16:07
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Operator Overloading with C# Extension Methods
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I was hoping to implement this same concept to cast a String to a PowerShell ScriptBlock.
– Trevor Sullivan
Feb 17 '14 at 17:00
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