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Do “200 OK” à entrega real: o que aprendi investigando mensagens no Engenhoso AI

Do “200 OK” à entrega real: o que aprendi investigando mensagens no Engenhoso AI

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8 min read
Parsing numbers from JSON in Python

Parsing numbers from JSON in Python

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8 min read
We had 45 subscribers and had sent them zero emails

We had 45 subscribers and had sent them zero emails

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5 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
My Trading Bot "Perma-Held" a Delisted Stock: The Silent Bug of Disappearing Historical Data

My Trading Bot "Perma-Held" a Delisted Stock: The Silent Bug of Disappearing Historical Data

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4 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
A Free Model vs 30 Security Advisory Records: An Accuracy Test You Can Rerun

A Free Model vs 30 Security Advisory Records: An Accuracy Test You Can Rerun

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3 min read
RAG Hallucination Diagnosis: Evidence Gating Beats Embeddings for Ask-Your-Docs Chatbot Answers

RAG Hallucination Diagnosis: Evidence Gating Beats Embeddings for Ask-Your-Docs Chatbot Answers

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7 min read
I Built an Agentic AI System From Scratch: RAG, GraphRAG, 12 Tools & Kubernetes

I Built an Agentic AI System From Scratch: RAG, GraphRAG, 12 Tools & Kubernetes

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9 min read
From 30 Minutes to 3 Seconds: Automated LLM Memory Recall Testing with pytest + FAISS

From 30 Minutes to 3 Seconds: Automated LLM Memory Recall Testing with pytest + FAISS

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3 min read
Bot Defenses Are Becoming Behavioral. Your Scraper Architecture Has to Change.

Bot Defenses Are Becoming Behavioral. Your Scraper Architecture Has to Change.

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5 min read
Give Your AI Agent a Memory So It Stops Repeating the Same Failed Tool Call

Give Your AI Agent a Memory So It Stops Repeating the Same Failed Tool Call

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4 min read
The Worker Kept Hitting the Old Database After the Config Was Changed

The Worker Kept Hitting the Old Database After the Config Was Changed

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5 min read
I Stopped Answering "Which Language Should I Learn First." The Real Question Makes the Choice Almost Automatic.

I Stopped Answering "Which Language Should I Learn First." The Real Question Makes the Choice Almost Automatic.

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7 min read
How Python Takes Out Its Own Garbage

How Python Takes Out Its Own Garbage

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4 min read
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