In C++, functions are treated as first-class citizens, which means they can be passed as arguments to other functions, returned from functions, and stored in data structures. Function pointers allow...
Operating Systems (OS) manage the allocation and usage of computer resources, including memory. One of the techniques used by OS to manage memory is swapping. In this article, we will...
Relational algebra in dbms is to provide a formal and theoretical foundation for working with relational databases. It provides a standardized set of operations that can be used to manipulate...
In Java, double is a data type that represents floating-point numbers, whereas int is a data type that represents integers. Sometimes, it may be necessary to convert a double to...
C++ is a strongly typed language, which means that variables must be declared with a specific data type. However, there may be times when we need to convert a variable...