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HTTP/2 and HTTP/3 in Angie: configuration and performance

https://sudonull.com/http-2-and-http-3-in-angie-configuration-and-performance

Technical guide to enabling HTTP/2 and HTTP/3 in the Angie web server. Parameters, limitations, QUIC, TLS 1.3, and monitoring. For middle/senior devops.

HTTP Latency Diagnostics: from Nginx to the Kernel

https://sudonull.com/http-latency-diagnostics-from-nginx-to-the-kernel

Searching for causes of latency in the HTTP pipeline. Analysis of Nginx logs, Server-Timing, and TCP_INFO for quick localization of bottlenecks.

TCP server in iOS on POSIX sockets

https://sudonull.com/tcp-server-in-ios-on-posix-sockets

Implementation of TCP server in iOS app via BSD sockets. POSIX API, HTTP parsing, file serving. Code and explanations for middle/senior iOS dev. Test locally.

Proxy on C# with FTP authentication

https://sudonull.com/proxy-on-c-with-ftp-authentication

Implementation of a universal proxy server on C# for HTTP/HTTPS/FTP. Automatic credential substitution, code with async/await. Setup and launch instructions for developers.

Immich 2.6: self-hosted photo updates

https://sudonull.com/immich-2-6-self-hosted-photo-updates

Immich 2.6 improves synchronization, search and administration for self-hosted media. HTTP/3, schema-check, mobile fixes. Deploy Docker and test.

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