Linux & Systems
The Linux Process Model: Fork, Exec, and Everything in Between
Most developers use processes every day without understanding what the kernel is really doing. Let's fix that.
Pointers Demystified: Memory Addresses Aren't Magic
Once you understand what memory actually looks like, pointers stop being scary and start being your most powerful tool.
Networking
TCP From Scratch: How Reliable Transport Actually Works
Handshakes, flow control, congestion avoidance — let's walk through it with actual packet captures.
Tooling & Config
NixOS From Scratch: Flakes + Home Manager Full Guide
A complete install from minimal ISO with Flakes and Home Manager configured from day one.
Git Internals: What's Actually Inside That .git Folder
Understanding the object model — blobs, trees, and the DAG — will make you a dramatically better git user.