Rafal Jackiewicz

@cocofrut

Two decades of coding wizardry under my belt. Crafting digital marvels, one line of code at a time. #SoftwareSorcerer

IrelandJoined February 2024

About

Rafal Jackiewicz is an author of books about programming in C and Java. You can find more information about him and his work on https://www.jackiewicz.org

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Rafal Jackiewicz's blogs

Rafal Jackiewicz's blogjackiewicz.hashnode.dev20 posts

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Recently published

RJRafal Jackiewiczjackiewicz.hashnode.devJul 17, 2025 · 9 min read

The C Programmer's Guide to Multithreading: From Concurrency to Parallelism

For a long time, C programs have run like a solo actor on a stage, performing one instruction after another in a predictable sequence. This is simple and effective, but what happens when your program needs to do multiple things at once? Imagine a des...

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RJRafal Jackiewiczjackiewicz.hashnode.devJul 16, 2025 · 9 min read

Mastering malloc

A C Programmer's Deep Dive into Dynamic Memory For many C programmers, the journey from writing simple, self-contained functions to building complex, data-driven applications hits a wall. That wall is often memory management. Variables on the stack a...

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RJRafal Jackiewiczjackiewicz.hashnode.devApr 18, 2025 · 15 min read

Programming in C: Building Your Own AI Assistant

Welcome to the wonderful world of C programming, where semicolons rule and memory leaks lurk in the shadows! Have you ever wanted to build your own AI assistant that doesn't spy on you, sell your data, or randomly burst into flames? Well, put on your...

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RJRafal Jackiewiczjackiewicz.hashnode.devJan 28, 2025 · 22 min read

Function Pointers and Callbacks in C Programming

1. Introduction In the realm of software development, the ability to build applications that can adapt and respond dynamically is crucial. Dynamic behavior allows programs to modify their execution paths based on user input, external conditions, or o...

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RJRafal Jackiewiczjackiewicz.hashnode.devDec 11, 2024 · 21 min read

Advanced Bit-Level Operations in C for Embedded Systems

Introduction In the world of embedded systems, efficiency is paramount. These systems often operate under strict constraints, such as limited memory, processing power, and energy consumption. Bit-level operations in C provide a powerful toolkit for d...

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Rafal Jackiewicz

About

Available for

Rafal Jackiewicz's blogs

Recently published

The C Programmer's Guide to Multithreading: From Concurrency to Parallelism

Mastering malloc

Programming in C: Building Your Own AI Assistant

Function Pointers and Callbacks in C Programming

Advanced Bit-Level Operations in C for Embedded Systems

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Rafal Jackiewicz

About

Available for

Rafal Jackiewicz's blogs

Recently published

The C Programmer's Guide to Multithreading: From Concurrency to Parallelism

Mastering malloc

Programming in C: Building Your Own AI Assistant

Function Pointers and Callbacks in C Programming

Advanced Bit-Level Operations in C for Embedded Systems