https://www.theregister.co.uk/2019/10/04/stack_overflow_github/

Among those learning how to program, and some more experienced software developers, it's common practice to copy and paste code snippets from Stack Overflow, a Q&A forum for asking about coding problems.

There's even a faux O'Reilly-styled book of sorts, "Copying and Pasting from Stack Overflow," to highlight the practice, which turns out to be not just lazy but also a security risk.