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Node.js

A JavaScript runtime built on Chrome's V8 JavaScript engine.

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Merge, split, and watermark PDFs from your app with one API (no native libraries)

Merge, split, and watermark PDFs from your app with one API (no native libraries)

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3 min read
Redis 8 in Practice: Building a Full-Stack Movie Library with Search, JSON, Time Series, and Real API Workloads

Redis 8 in Practice: Building a Full-Stack Movie Library with Search, JSON, Time Series, and Real API Workloads

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8 min read
The Token Bucket Algorithm: Build Server-Side API Rate Limiting in ~40 Lines

The Token Bucket Algorithm: Build Server-Side API Rate Limiting in ~40 Lines

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4 min read
The HTTP QUERY method (RFC 10008) is here — and caching it correctly is harder than it looks

The HTTP QUERY method (RFC 10008) is here — and caching it correctly is harder than it looks

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2 min read
Pasting a JWT Into an Online Base64 Decoder Is a Credential Leak — Here's the Browser-Only Fix

Pasting a JWT Into an Online Base64 Decoder Is a Credential Leak — Here's the Browser-Only Fix

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4 min read
FlowHub: I got tired of rewriting SMS/OAuth/webhook code every time we switched providers, so I split it into 16 npm packages and one all-in-one package

FlowHub: I got tired of rewriting SMS/OAuth/webhook code every time we switched providers, so I split it into 16 npm packages and one all-in-one package

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2 min read
I'm AI-First, Vanilla JS Only, and I'm Not Sorry

I'm AI-First, Vanilla JS Only, and I'm Not Sorry

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3 min read
A Linux RAT in your npm install: what phi sees before it runs

A Linux RAT in your npm install: what phi sees before it runs

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3 min read
I Was Building a Platform… Then Ended Up Creating My Own Validation Library 🤯

I Was Building a Platform… Then Ended Up Creating My Own Validation Library 🤯

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2 min read
System Architecture: Building a Real-Time Physical Analytics Dashboard with MQTT and Edge RFID

System Architecture: Building a Real-Time Physical Analytics Dashboard with MQTT and Edge RFID

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3 min read
WebRTC 홈캠 앱: WebSocket 시그널링 서버 구축 경험

WebRTC 홈캠 앱: WebSocket 시그널링 서버 구축 경험

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1 min read
How I Fixed OpenAI Assistants API Timeout Errors in Production

How I Fixed OpenAI Assistants API Timeout Errors in Production

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2 min read
I built a notification tool — then used it to track clicks on my own marketing page

I built a notification tool — then used it to track clicks on my own marketing page

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3 min read
You reach for `Promise.all` for every concurrent request. Here's when to use the other three.

You reach for `Promise.all` for every concurrent request. Here's when to use the other three.

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4 min read
Bun v1.3.14: The Update That Brings Speed and Power to the Table

Bun v1.3.14: The Update That Brings Speed and Power to the Table

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3 min read
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