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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 573 posts.

Web & Frontend
2021
417

How PHP Opcache Works

The opcache PHP extension implements various functionality to speed up PHP in a transparent manner. As the name indicates, its origin and primary purpose is opcode caching, but nowadays it also contains an optimizer and just-in-time compiler. However, this blog post will focus only on the opcode caching aspect.