Choosing Socket.io Transports: WebSocket vs. HTTP Long-Polling
A technical guide on choosing between WebSocket and HTTP long-polling in Socket.io, focusing on the trade-offs between network compatibility and server performance.
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Diagnosing Socket.io Transport Fallbacks: Moving from Polling to WebSockets
Learn how to diagnose and fix Socket.io connection issues where clients fall back to HTTP long-polling instead of using WebSockets, including Nginx and load balancer configurations.
nginxTurbo Streams Architecture: Minimal Design, Trust Boundaries, and Operational Checks
A concise architecture note for Turbo Streams: minimal single‑connection design, server‑side trust boundaries, operational heartbeat and logging checks, typical failure modes, and signals that would trigger a redesign.
turboArchitecting State Synchronization in Reflex: Server-Side Truth and WebSocket Deltas
An architectural deep dive into how Reflex synchronizes Python server state with a React frontend using WebSocket deltas to minimize latency and payload size.
reflexImplementing Real-Time Updates with Rails Action Cable
Learn how to implement real-time updates in Rails using Action Cable and Redis to synchronize data across multiple server processes.
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redisSynchronizing Frontend State with Web3.js Event Listeners
Learn how to synchronize frontend state with blockchain data using Web3.js event listeners, combining historical log fetching with real-time WebSocket subscriptions.
web3jsDesigning Real-Time Collaborative Editing for a Canva-Style Design Tool
An architecture note for real-time collaborative editing in a Canva-style design tool: requirements, a minimal OT-plus-durable-log design, trust boundaries, operational checks, failure modes, and what would force a redesign.
Vite HMR and Browser WebSocket Integration: Managing Module Graph Invalidation
Integration Boundary: Vite Dev Server and Browser Client Vite utilizes a WebSocket connection to facilitate Hot Module Replacement (HMR), allowing the server to push module invalidation events to the browser client based on the internal module graph. When a file is modified, Vite determines the minimum set of affected modules to update via the import.meta.ho
vitejs