Stack Exchange network consists of 178 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
Do not answer "duplicate" - The link is definitely missing - at least not there where others claim it should be:
Did you look here? The log out link is in the "hamburger" StackExchange button at the right-edge of the top menu.