Promise: promise is a class template and its object promises to set the value in future. Each std::promise object has an associated...

what is smart pointer? Smart pointer is wrapper class over a pointer with operator like * and -> overloaded. The object of smart pointer...

Segmentation fault is a specific kind of error caused by accessing memory that “does not belong to you. Example of Segmentation fault....

what is pointer? Pointer is a variable which store address of another variable. Use of pointer? Pointers are very useful for another type...

What is memory? Memory is used to store the data and instruction. What is memory Management? Memory management is a process of managing...

What is makefile? "makefile" is a file which tell to 'make' utility what to do. Most often, the makefile tells 'make' utility how to...

What is library: A library is a package of code that is meant to be reused by many programs. There are two types of libraries: 1) static...

What is a compilation? Compilation is a process of converting the source code into the object code. It is done by help of compiler. What...

Compiler allocate 1 byte of memory of empty class object for unique address identification. So, if a class have multiple objects they can...

Input:Hello i am in bangalore output:olleH i ma ni erolagnab Input:Hello i am in bangalore output:bangalore in am i Hello // Example...

C++ is a powerful general-purpose programming language. It can be used to develop operating systems, browsers, games, and so on. C++...