Forget lecture halls and tuition fees. We're exploring the 42 Network—a global collection of coding schools that operates more like an open-world RPG than a traditional university. No teachers, no classes, just you, a keyboard, and a massive community of peers.

We're going to break down a solution to the infamous 'get_next_line' project from 42 School. This function acts like a patient reader, designed to read a file line by line without loading the entire content into memory. The core of this solution relies on the clever use of a static buffer.