Persistent and non-persistent objects in programming
Illustrate the difference between persistent and non-persistent objects in the programming?
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Persistent signifies to an object’s capability to transcend time or space. A persistent object stores or saves its state in the permanent storage system without losing the information presented through the object.
The non-persistent object is stated to be transient or ephemeral. By default objects are considered as the non-persistent.
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1. Here is a short program. It prints out the value of a variable "x". Ernie and Bert disagree about what will be printed: Ernie says, the value gets changed in "changeX" so it will print "7", and Bert says, no, when the function exits the changes get reversed and the value goes back to "5". Expl
Normal 0 false false
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Explain Downcast with example: It is a cast towards an object's dynamic kind - that is, `down' the inheritance hierarchy. For illustration: // Downcast from Object to String
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Primitive Type Casting: C/C++ allows you to cast between totally unrelated types. This can be problematic for model checking. Avoid type casting between unrelated types and in particular primitive types. For example, Discover Q & A Leading Solution Library Avail More Than 1448087 Solved problems, classrooms assignments, textbook's solutions, for quick Downloads No hassle, Instant Access Start Discovering 18,76,764 1923049 Asked 3,689 Active Tutors 1448087 Questions Answered Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!! Submit Assignment
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