Top posts

Every blog post that took off on Hacker News, ranked by the votes of its best submission. 1,929 posts.

Programming Languages
Any year
1693

Tuning Ruby's Global Method Cache

I was recently profiling a production Shopify application server using perf and noticed a fair amount of time being spent in a particular function, st_lookup, which is used by Ruby’s MRI implementation for hash table lookups: Hash tables are used all over MRI, and not just for the Hash object; global variables…

1705

Why Would Anyone Use Perl 6?

I mean, can you get it any more WRONG?! The juvenile logo and awful color scheme of the website. The Christmas release that isn't all release-like. Version 6.c? Why not 6.0? What's with the whole "language" and "compiler" distinctions no one cares about? Why is the first stable release of the compiler not optimized to…