C Language Functions: Core Concepts, Parameter Passing, and Recursion with Practical Examples
Understanding Functions in C
Functions represent the fundamental building blocks of C programs. Each function encapsulates a specific operation, enabling modular design, code reuse, and logical organization. The language provides two categories: predefined library functions and user-defined custom functions.
Library Functions
Compiler vendors s ...
Posted on Mon, 22 Jun 2026 18:56:34 +0000 by rane500
Understanding nullptr in Modern C++
The Problem with NULL
In C and C++, the NULL macro has been the traditional way to represent a null pointer. However, its definition differs between the two languages, leading to potential ambgiuities, especially in C++.
In C, NULL is typically defined as (void *) 0, a pointer to memory address zero. The C language allows implicit conversion fr ...
Posted on Thu, 11 Jun 2026 17:51:26 +0000 by sandeep251088