7 min read The per-operation cost of every common data structure, the amortized-versus-worst-case traps, and how to state complexity out loud without getting corrected. Read article
7 min read A working reference for the concurrency primitives, deadlock, and lock-free tricks that come up in mid-to-senior interviews. Read article
7 min read A reference grid of the thirty components that turn up in nearly every system design interview, what each one does, and where it breaks. Read article
What's missing, wrong, or worth adding? One line helps.
Sent — thank you. We read every one.
