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When SWEs in tech want to flex, they code Twitter on a whiteboard as an interview question. Major respect for the the work they're doing at xAI, but the hardest
by jart 2y ago
When SWEs in tech want to flex, they code Twitter on a whiteboard as an interview question. Major respect for the the work they're doing at xAI, but the hardest challenges building Twitter itself are social.
- immibis 2y agoEither Joel or Jeff wrote about this in the context of Stack Overflow. A developer who thinks of making Stack Overflow imagines writing SQL: create table users (id integer autoincrement primary key, username varchar(32), password_hash varbinary(32)); create table questions (id integer autoincrement primary key, user integer references users(id), title varchar(256), body bigtext); create table answers (id integer autoincrement primary key, question integer references questions(id), user integer references users(id), body bigtext); but actually that's just a tiny fraction of actually making Stack Overflow.