We often call these “obscure details”. At the same level they are typically among a large amount of details, so we can’t possibly remember them all. Surprisingly, interviewers have certain patterns when picking which technicality to ask.
These topics are typical of QQ — tough topics for IV only, not tough topics for GTD.
- archetypical: which socket syscalls are blocking and when
- select() syscall
- some of the hundreds of g++ options?
iterator categories? Seldom quizzed
- hash table theoretical details? too theoretical to be part of this discussion
t_ivTechnicality33 is the tag