Uploaded August 2026 | Updated September 2026, 2 weeks ago

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Today I revisit WhatNotOS' founding video documentary, and attempt to put theory into practice.

SWE, Trading, and HWE interview prep: getcracked.io

QEMU Download Link: qemu.org/download
Original Video: youtu.be/Mm3W1SUQMXM

Patreon: youtube.com/codingjesus
Calendly (1-on-1 with me): calendly.com/coding-jesus
Personal Instagram: instagram.com/thecodingjesus
Quant / SWE Instagram: instagram.com/thecodingjesusquant
Email: thecodingjesus@codingjesus.com
Quant SWE Resources : amazon.com/shop/thecodingjesus/list/1UYHUKJYRQ8AT?ref_=cm_sw_r_cp_ud_aipsflist_HKJ7Z1A2R539P85V33Y8&ccs_id=76bab704-6e1b-4d61-ac0d-53735f97bf00

0:00 Introduction
0:34 How I Built WhatNotOS
1:12 Start of Demo
1:40 Building the Application
04:08 Address Spaces
05:28 Synchronization System
09:18 8 Byte Vector
11:15 4 or 8 Byte Stack
12:13 Conclusion