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Posts tagged “observability”

2 articles on full-stack development, web fundamentals and backend systems.

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abacaccess-tokensapi-designauthenticationauthorizationbackendbrowserbrowser-renderingcachingcertificatescookiescore-web-vitalscorscssomdebuggingdevtoolsdnsdnssecdomfrontendfundamentalsheadershstshttphttp2http3httpshydrationjwtmiddlewarenetworkingoauthobservabilityoidcopenid-connectpkceproduction-issuesrate-limitingrbacrefresh-tokensresolversreverse-proxysecuritysessionssocial-loginsslssrtcptlsttlweb-performance

Production Debugging: A Practical Framework for Web Request Issues

A practical, layer-by-layer framework for debugging production web issues: slow pages, failed requests, redirect loops, DNS problems, TLS errors, CORS failures, and hydration mismatches.

debuggingdevtoolsobservabilitydnstlscorshydrationproduction-issues

Server-Side Request Flow in Depth: Proxies, Middleware, Auth, Rate Limiting, and Observability

A practical guide to what happens inside a server once a request arrives, covering reverse proxies, load balancers, middleware, routing, auth, rate limiting, database access, and observability.

backendmiddlewarereverse-proxyauthenticationauthorizationrate-limitingobservabilityapi-design