C Programs

Function Pointers

Function Pointers in C: Master Callbacks, Syntax, and Real Examples

Function pointers are a powerful feature in C programming that allow you to store the address of … Read more

array_of_pointer_to_strings

Array of Pointers to Strings in C: Explained with Clear Code Examples

When working with text data in C, you often need to handle multiple strings efficiently. While 2D … Read more

Code illustration of array passed to C function with highlighted syntax

Mastering Array Passing in C: Complete Guide with Clear Examples

In the world of C programming, arrays are fundamental tools used to store collections of data. But … Read more

Use Array

Why Use Arrays in C: Benefits, Practical Examples, and Pro Tips

Arrays in C are fundamental data structures that let you store and manage a fixed-size collection of … Read more

Bitwise Operators

Bitwise Operators in C: Complete Guide with Practical Code Examples

Bitwise operators are the low-level power tools of the C programming language. They allow you to manipulate … Read more

Array of structures in C

Array of Structures in C: Complete Guide with Examples & Use Cases

In C programming, structures let you group related variables under a single data type. But what if … Read more

Initialization in C

Structure Initialization in C: A Complete Guide with Examples

Structures are essential for organizing related data in C. Whether you’re building linked lists, parsing hardware registers, … Read more

Bitfields in C

Bitfields in C: Master Efficient Memory Usage with Practical Examples

In low-level programming—especially embedded systems—every bit of memory counts. C’s bitfield feature allows you to pack data … Read more

ARP

What is ARP? Understanding Address Resolution Protocol Basics (Simple Guide)

When two devices on a local network need to communicate, they don’t rely solely on IP addresses—they … Read more

Exit

undefined reference to _exit” Error in ARM Toolchain (Easy Guide)

When compiling C code for embedded systems using the ARM GCC toolchain, you might encounter the following … Read more

Using GDB

How to Use GDB to Debug C Functions in Separate Files

C projects often span across multiple files for better code organization. But debugging across them—especially when a … Read more

If Else Endif in C program

Ifdef Else Endif in C Programming: A Complete Guide

In the world of programming, #ifdef else endif directives play a crucial role in conditional compilation. These … Read more