Function Pointer in C++
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...
Swapping in Operating System
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
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...
How to Convert Double to Int in Java
In Java programming, data type conversion is a common task that developers encounter, especially when dealing with numeric data. One frequent scenario is converting a double value to an int....
Type Casting in C++
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...