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Original rewrites on React, Node.js, TypeScript and AI — practical notes from the same engineering practice behind our operator software. Article bodies are in English.
Tagged: http
Why raising concurrency causes HTTP 429s: start rate and per-host limits
Raising worker count without shaping start rate and per-host caps creates bursts that trip 429s. Throughput comes from paced concurrency, backoff, and honest queue design.
3571 wordsRead articleFrom Address Bar to Pixels: How a Browser Loads a Web Page
A beginner-friendly walk through DNS lookup, the HTTP request and response, and how the browser turns HTML, CSS and JavaScript into the page you see on screen.
1264 wordsRead articleThe HTTP QUERY Method for Frontend Teams: Safe Reads With a Body
Learn when the HTTP QUERY method beats GET and POST for complex filters, how to call it with fetch, and what CORS, caching and infrastructure support require.
1546 wordsRead articleREST APIs for Beginners: Resources, Methods, Status Codes and Statelessness
A plain-language guide to what a REST API is, the five ideas that make it work, where it shows up on real teams, and how to build and test your first one.
2660 wordsRead articleRFC 9457 Explained: Standardizing HTTP API Error Responses
Learn how RFC 9457's Problem Details format standardizes HTTP API error responses and how to implement it correctly in a NestJS application.
1562 wordsRead article
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