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I found a duplicate-charge bug in an MCP tool via static analysis — here's the finding and the fix (NEXUM-004)

I found a duplicate-charge bug in an MCP tool via static analysis — here's the finding and the fix (NEXUM-004)

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2 min read
Auto-Generating API Docs from an OpenAPI Spec: Theneo vs. Swagger UI, Redocly, and ReadMe

Auto-Generating API Docs from an OpenAPI Spec: Theneo vs. Swagger UI, Redocly, and ReadMe

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3 min read
REST vs GraphQL in Practice

REST vs GraphQL in Practice

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2 min read
I built a WhatsApp bot to check WiFi balances, and TP-Link's own API fought me the whole way

I built a WhatsApp bot to check WiFi balances, and TP-Link's own API fought me the whole way

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4 min read
From Zero to Production: Building a Secure OG Image API

From Zero to Production: Building a Secure OG Image API

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5 min read
Idempotency: The Secret to Preventing Double Payments and Network Glitches

Idempotency: The Secret to Preventing Double Payments and Network Glitches

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3 min read
How to Turn Latitude and Longitude into an Address with JavaScript

How to Turn Latitude and Longitude into an Address with JavaScript

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3 min read
I got our API into the Postman network in one evening — and didn't hand-write a single request

I got our API into the Postman network in one evening — and didn't hand-write a single request

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4 min read
DeepSeek vs Qwen vs Kimi vs GLM: A Cloud Architect's Take

DeepSeek vs Qwen vs Kimi vs GLM: A Cloud Architect's Take

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8 min read
Anthropic and OpenAI Quietly Stopped Being API Companies. Nobody Warned the Ecosystem.

Anthropic and OpenAI Quietly Stopped Being API Companies. Nobody Warned the Ecosystem.

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6 min read
The day our scraper fleet shipped nothing — and the afternoon it shipped three

The day our scraper fleet shipped nothing — and the afternoon it shipped three

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4 min read
Build a Daily Tech-News Bot for Slack or Discord in 15 Minutes (Node.js + NewTqnia API)

Build a Daily Tech-News Bot for Slack or Discord in 15 Minutes (Node.js + NewTqnia API)

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3 min read
Rails Routing & APIs: What Actually Happens Between the URL and Your Controller

Rails Routing & APIs: What Actually Happens Between the URL and Your Controller

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7 min read
Building a Simple Wallet API From Scratch

Building a Simple Wallet API From Scratch

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2 min read
DeepSeek V4 Flash Got Expensive. I Kept the Model and Cut the API Cost Anyway

DeepSeek V4 Flash Got Expensive. I Kept the Model and Cut the API Cost Anyway

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10 min read
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