Part 10. Introduction of HttpKernelInterface; play with cache; mention HttpCache, reverse proxy (Varnish) and ESI; Example with TTL 10 sec; delete of old test.php file.
Part 10. Introduction of HttpKernelInterface; play with cache; mention HttpCache, reverse proxy (Varnish) and ESI; Example with TTL 10 sec; delete of old test.php file.