Fail-Fast Retry Design for Scheduled Scripts: Three Attempts with Backoff
Unattended scripts fail for the least interesting reasons. A DNS lookup times out at 02:00. An API returns 429 because a cron job on another box hap…
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Your Python Retry Loop Is Lying To You
When you wrap a network call in a simple retry loop, you expect transient failures to disappear. In practice, that loop can hide deeper problems and…
Realtime-чат без WebSocket: long-polling, гонки переподключения и дубли пушей
Realtime в приложении есть, а WebSocket — нет: сервер отдаёт сообщения через long-polling. Разбираю на примере боевого iOS-сервиса, где такой realti…