TL;DR

Hussein Nasser dives into the nitty-gritty of synchronous vs. asynchronous I/O in databases—perfect for anyone curious how your app actually talks to storage. He also sprinkles in handy links to his full “Fundamentals of Operating Systems,” “NodeJS Internals,” “Backend Troubleshooting,” “Networking,” “Database Engineering,” and other Udemy-style crash-courses (with coupons!), plus Python, NGINX and more.

Feel like geeking out even further? Follow him on Medium, join his YouTube membership, catch the Backend Engineering podcast, explore his Arabic channel, or just buy him a coffee. There’s playlists, members-only content and affiliate goodies to keep your backend game strong!

Watch on YouTube