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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
Sixty phones reconnect in the same second, and they all share one snapshot build

Sixty phones reconnect in the same second, and they all share one snapshot build

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6 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
Building Real-Time Apps with Node.js: WebSockets, Events and Scalability

Building Real-Time Apps with Node.js: WebSockets, Events and Scalability

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4 min read
How does a server understand "hii"? The underneath mechanism of HTTP, WebSockets and WebRTC

How does a server understand "hii"? The underneath mechanism of HTTP, WebSockets and WebRTC

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9 min read
Building a Sub-100ms Live Odds Ticker: REST vs WebSocket vs Webhooks Compared

Building a Sub-100ms Live Odds Ticker: REST vs WebSocket vs Webhooks Compared

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9 min read
Realtime Room Lifecycle Explained: Python Patterns for Scaling Delivery Map Events

Realtime Room Lifecycle Explained: Python Patterns for Scaling Delivery Map Events

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5 min read
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