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- Casting objects in Java - Stack Overflow
Casting can be used to clearly state that you are calling a child method and not a parent method So in this case it's always a downcast or more correctly, a narrowing conversion
- casting - Converting double to integer in Java - Stack Overflow
is there a possibility that casting a double created via Math round() will still result in a truncated down number No, round() will always round your double to the correct value, and then, it will be cast to an long which will truncate any decimal places But after rounding, there will not be any fractional parts remaining Here are the docs from Math round(double): Returns the closest long to
- casting - C# as cast vs classic cast - Stack Overflow
Possible Duplicate: Casting vs using the ‘as’ keyword in the CLR I recently learned about a different way to cast Rather than using SomeClass someObject = (SomeClass) obj; one can use this sy
- What are the rules for casting pointers in C? - Stack Overflow
There are rules about casting pointers, a number of which are in clause 6 3 2 3 of the C 2011 standard Among other things, pointers to objects may be cast to other pointers to objects and, if converted back, will compare equal to the original
- Regular cast vs. static_cast vs. dynamic_cast - Stack Overflow
Static cast is also used to cast pointers to related types, for example casting void* to the appropriate type dynamic_cast Dynamic cast is used to convert pointers and references at run-time, generally for the purpose of casting a pointer or reference up or down an inheritance chain (inheritance hierarchy) dynamic_cast (expression)
- c# - Direct casting vs as operator? - Stack Overflow
Direct Casting Types don't have to be strictly related It comes in all types of flavors Custom implicit explicit casting: Usually a new object is created Value Type Implicit: Copy without losing information Value Type Explicit: Copy and information might be lost IS-A relationship: Change reference type, otherwise throws exception
- Casting variables in Java - Stack Overflow
Casting in Java isn't magic, it's you telling the compiler that an Object of type A is actually of more specific type B, and thus gaining access to all the methods on B that you wouldn't have had otherwise You're not performing any kind of magic or conversion when performing casting, you're essentially telling the compiler "trust me, I know what I'm doing and I can guarantee you that this
- C++ casting: how does casting really works - Stack Overflow
2 I'm trying to understand how casting between base derived types exactly works in C++ So I wrote a small proof-of-concept program
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