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A: They are following:
Const: point out that memory once initialized, must not be modify through a program.
Volatile: denote that value in the memory location can be modified although nothing in the program code changes the contents. For instance: if you have a pointer to hardware location which contains the time, where hardware modifies the value of this pointer variable and not the program. The intent of this keyword is to get better optimization capacity of the compiler.
Mutable: Denote that particular member of a class or structure can be changed even if a particular structure variable, class, or class member function is constant.
struct data
{
char name[80];
mutable double salary;
}
const data MyStruct = { "Satish Shetty", 1000 };
//initlized by complier
strcpy ( MyStruct.name, "Shilpa Shetty"); // compiler error
MyStruct.salaray = 2000 ; // complier is happy allowed
Explain the Macros? Preprocessor' is a translation stage that is applied to your source code before the compiler proper gets its hands on it. Usually the preprocessor performs
program
Given a bool variable isReadable write some statements that assign true to isReadable if the file "topsecret" exists and can be read by the program and assigns false to isR
A: this is a procedure during exception handling while the destructor is called for all local objects in the stack among the place where the exception was thrown & where this is ca
Help me evaluate suitable OpenCV filters to get an inital working tracking algorithm. In this case it's objects moving on water (sea) and since I have very limited OpenCV knowledge
1. The shell must support the following internal commands: i. cd - Change the current default directory to . If the argument is not present, report the current directory. If t
Define the Category of Function? A function, depending on whether arguments or parameters are present or not and whether a value returned or not, may belong to one of the foll
A: Use operator overloading to present a friend right-shift operator, operator>>. It is similar to the output operator, except the parameter doesn't contain a const: "Fred&" instea
Study the given class specification and answer the questions that follow: class Person { private: string name; int yrBorn; int yrDied; public: Per
Create a pseudocode in getting Calendar Quarter. The program should identify which quarter falls the given date. Note: Consider the date format DDMMYYYY.
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