HACKER Q&A
📣 alexvoda

What are some ideas about software performance that are now outdated?


Prompted by a comment on HN (1), I bagan to wonder, what are other examples of outdated advice regarding software performance? What about other aspects of programming? What changed between the time of the old advice and the new advice?

(1) https://news.ycombinator.com/item?id=25209932

  👤 jbn Accepted Answer ✓
In C/C++, many people still think that pre-increment is faster than post-increment...