Understanding Operating Systems Fundamentals for Modern Developers
Understanding Operating Systems Fundamentals for Modern Developers An operating system sits between your software and hardware. It schedules CPU time, manages memory, handles I/O, and enforces security. For developers, knowing these basics helps you write faster, more portable code and diagnose issues that look different across machines. Processes and multithreading A program runs as a process with its own memory. Threads are smaller tasks inside a process that share that memory. The OS schedules them and performs context switches, moving the CPU from one task to another. This matters for latency and throughput. ...