Stack Overflow is for programmers, Super User is for computer hardware & software enthusiasts and power users. You want to ask questions about code, go to SO. If you're having a problem with booting your laptop, go to SU. Read the FAQs of both SU and SO to understand more. >[Stack Overflow **FAQ**](https://stackoverflow.com/faq). > >[Super User **FAQ**](https://superuser.com/faq)