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Why is there no multiple inheritance in Java, but implementing multiple interfaces is allowed?
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@curiousguy: If a framework provides that casting an object reference to a base-type reference will be identity preserving, then every object instance must have exactly one implementation of any base-class method. If ToyotaCar and HybridCar both derived from Car and...
How to print (using cout) a number in binary form?
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Can I typecast the bitset value (i.e, x or y in this example) to a char*?
– nirvanaswap
Mar 16 '16 at 5:04
1
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Why doesn't Java offer operator overloading?
...and one double. There is even the whole pointer arithmetic domain (without casting, you can add to a pointer an integer, but you cannot add two pointers...).
In Java, there is no pointer arithmetic, but someone still found string concatenation without the + operator would be ridiculous enough to ju...
Purpose of Activator.CreateInstance with example?
...cyObject)Activator.CreateInstance("MyAssembly", ClassName)) but instead of casting with the type. Cast with type made from the ClassName? Like this Type type = Type.GetType(ClassName);obj = (type )Activator.CreateInstance("MyAssembly", ClassName)) ?
– rluks
Mar...
WCF timeout exception detailed investigation
...on it (Should be something like GET /service.svc or POST /service.svc) and select Follow TCP Stream.
Wireshark will decode the entire HTTP Conversation, so you can ensure that WCF is actually sending back responses.
share...
Is there more to an interface than having the correct methods
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How did this get selected as the answer? It's a brief description of why polymorphism is useful, but as the poster above said, I would expect a better explanation of multiple interfaces and even more importantly when it is appropriate to use ...
Measuring execution time of a function in C++
...::high_resolution_clock::now();
auto duration = std::chrono::duration_cast<std::chrono::microseconds>( t2 - t1 ).count();
std::cout << duration;
return 0;
}
This will measure the duration of the function.
NOTE: You will not always get the same timing for a function. This...
Remove underline from links in TextView - Android
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Not Working for me. It gives Class Cast Exception at Line Spannable s = (Spannable)textView.getText();
– Brijesh Thakur
May 21 '13 at 11:42
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Get nth character of a string in Swift programming language
...t libraries and system
components. The correct interpretation should be selected
according to the use case and the APIs involved, so String
cannot be subscripted with an integer.
Swift provides several different ways to access the character
data stored inside strings.
String.ut...
What is an existential type?
...ely become opaque; perhaps the only thing you can still do with it is type-cast it to Object.
Summary:
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| universally existentially
| quantified type quantified type
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