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Our WebSocket server has seven ways to refuse a handshake, and the eighth outcome is not a refusal

Our WebSocket server has seven ways to refuse a handshake, and the eighth outcome is not a refusal

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6 min read
Why Agar.io and Slither.io Bet on Node.js, WebSockets, and Canvas: The Boring Web Stack Behind the .io Boom

Why Agar.io and Slither.io Bet on Node.js, WebSockets, and Canvas: The Boring Web Stack Behind the .io Boom

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7 min read
Realtime Quote Watchlists: Virtual Time for Batched Delivery Tests

Realtime Quote Watchlists: Virtual Time for Batched Delivery Tests

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5 min read
WebSockets vs Server-Sent Events vs Polling: When to Use Which

WebSockets vs Server-Sent Events vs Polling: When to Use Which

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4 min read
Mediación de Protocolos en Edge Gateways: Degradación de HTTP/3 a WebSockets y SSE bajo Alta Concurrencia

Mediación de Protocolos en Edge Gateways: Degradación de HTTP/3 a WebSockets y SSE bajo Alta Concurrencia

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7 min read
Debugging Ghost Presence After Network Drops — Leases, Reconnects, and Trust

Debugging Ghost Presence After Network Drops — Leases, Reconnects, and Trust

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7 min read
Realtime Event Contracts: Discover Types and Validate Client Presence Safely

Realtime Event Contracts: Discover Types and Validate Client Presence Safely

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5 min read
Building a High-Throughput Cashless Payment & RFID Ticketing System for Saudi Mega-Events

Building a High-Throughput Cashless Payment & RFID Ticketing System for Saudi Mega-Events

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4 min read
Ingesting 10,000 RFID Scans/Sec: Edge-First Event Telemetry with Go, Redis Streams, and WebSockets

Ingesting 10,000 RFID Scans/Sec: Edge-First Event Telemetry with Go, Redis Streams, and WebSockets

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4 min read
Choosing the Right Real-Time Communication Protocol: Beyond Defaulting to WebSockets for Efficient Solutions

Choosing the Right Real-Time Communication Protocol: Beyond Defaulting to WebSockets for Efficient Solutions

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7 min read
A hundred answers to a hundred phones is ten thousand messages, for a number only the host reads

A hundred answers to a hundred phones is ten thousand messages, for a number only the host reads

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5 min read
I put Redis on the delivery path of my WebSocket server, and it cost every phone in the room seconds

I put Redis on the delivery path of my WebSocket server, and it cost every phone in the room seconds

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5 min read
Our game clock does not live in the app, because a serverless function cannot hold a timer for fifteen seconds

Our game clock does not live in the app, because a serverless function cannot hold a timer for fifteen seconds

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5 min read
Browsers answer WebSocket pings and never tell your JavaScript, so we send two heartbeats

Browsers answer WebSocket pings and never tell your JavaScript, so we send two heartbeats

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6 min read
WebSockets over WebRTC for Debugging Clients Showing Different High Bids and Missed Messages

WebSockets over WebRTC for Debugging Clients Showing Different High Bids and Missed Messages

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7 min read
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