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@Casmir

Casmir Onyekani

@Casmir·Lagos, Nigeria·Joined June 2023

Full Stack Developer

About

I am a Software Developer who is so passionate about teaching and writing.

Available for

Software development and technical writing.

Casmir Onyekani's blogs

freeCodeCamp Englishfreecodecamp.org/news15 posts

Cas blogcasblog.hashnode.dev9 posts

About

I am a Software Developer who is so passionate about teaching and writing.

Available for

Software development and technical writing.

Casmir Onyekani's blogs

freeCodeCamp Englishfreecodecamp.org/news15 posts

Cas blogcasblog.hashnode.dev9 posts

Articles Comments

Recently published

COCasmir Onyekaniinfreecodecamp.org·Sep 27 · 23 min read

How to Level Up Your Portfolio in the AI Era: From Technical Writer to Developer Educator

Until recently, building a technical writing portfolio could be as simple as creating a website, adding a list of articles, describing your writing experience, and linking to your social profiles. Tha

COCasmir Onyekaniinfreecodecamp.org·Sep 2 · 27 min read

How Quantum Connectivity Shapes What Your Quantum Computer Can Actually Compute

Suppose your quantum program needs to apply a two-qubit operation between qubits 0 and 50. From the programmer's perspective, that sounds simple. You have two qubits. You have a gate that operates on

COCasmir Onyekaniinfreecodecamp.org·Aug 6 · 12 min read

Why 2D Trapped-Ion Quantum Computers Could Be Easier to Scale Than 1D Architectures

I still remember the first time I ran a Bell-state circuit on a quantum simulator. The code was only a few lines long, but it felt magical. Two qubits became entangled, and the simulator returned almo

COCasmir Onyekaniinfreecodecamp.org·Aug 3 · 30 min read

Why Your Quantum Circuit Works in a Simulator but Fails on Real Hardware [Full Handbook]

If the exact same quantum circuit works perfectly in a simulator, why does it often produce different results on a real quantum computer? That question catches almost every quantum developer by surpri

COCasmir Onyekaniinfreecodecamp.org·Jun 30 · 18 min read

How to Write Your First Quantum Circuit in Python: A Beginner's Step-by-Step Guide

Imagine opening your laptop and writing code that follows the laws of Quantum Physics. Sounds like science fiction, right? That's exactly what I thought the first time I heard about quantum computing.