Kernel.

Zephyr: What `__ASSERT` Means, Interrupt Context, and Why You Must Not Create Threads in ISRs.

Clear, practical explanation of Zephyr’s __ASSERT, what interrupt context (ISR) is, and why creating threads inside an ISR is forbidden—with safe alternatives and code snippets.

Understanding Linux's System.map File: The Kernel's Debugging Rosetta Stone.

A deep dive into the System.map file in the Linux kernel — what it is, why it matters, and how it empowers kernel debugging.

Understanding the Linux Kernel Directory Structure.

A clear and complete breakdown of the Linux kernel's top-level folders and build artifacts.

Building and Booting a Custom Linux Kernel: A Real-World Journey.

Building and Booting a Custom Linux Kernel: How GRUB works?.