Nginx

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. If you run Letsencrypt SSL Certs on your servers and use certbot you probably know what I’m talking about. In the past I had it several times that the cert itself was renewed but the webserver, for whatever readon, didn’t reload. Causing the website to report a expired certificate, even it’s not. As soon as I did a manual NGINX Reload it workend. ...

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. Translation This original post is written in german 🇩🇪, a rough Translation: I discuss using distinct hosts to improve page speed. Browsers limit connections per host; older ones to 4–8. Many page elements cause repeated handshakes and overhead. Example: de.png is 129 bytes, but HTTP exchange is 1,822 bytes. Steps include DNS, TCP handshake, request/response, data transfer, ack. ...

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. Translation This original post is written in german 🇩🇪, a rough Translation: Upcoming post on WordPress page speed: I’ll cover simple methods to speed up blogs. Today: ETag. ETag is an HTTP header value (hex), a file’s fingerprint for cache control. On first load, server sends ETag; browser caches it and compares on subsequent requests. If unchanged, use cache; if changed, reload. ...