Hacker News new | ask | show | jobs
by inglor_cz 90 days ago
This. I learnt Java in 2004-5, when 1.4 was dominant and O'Reilly books were a much better training resource than whatever you found on the Internet.

Concatenating of thousands of individual Strings was already considered a well-known performance killer back then.

Interesting to see this in the wild in 2026.