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AI Incident Management Breaks Without a Shared Record | Focused Labs

AI Incident Management Breaks Without a Shared Record | Focused Labs

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8 min read
The Real Cost of "Cheap" Filipino Engineers: What US Founders Get Wrong

The Real Cost of "Cheap" Filipino Engineers: What US Founders Get Wrong

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6 min read
Call vs. Apply in JavaScript

Call vs. Apply in JavaScript

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2 min read
Why Email Uses the @ Symbol

Why Email Uses the @ Symbol

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3 min read
Elixir vs Node.js: Why Developers Are Exploring Elixir for Modern Backend Systems

Elixir vs Node.js: Why Developers Are Exploring Elixir for Modern Backend Systems

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3 min read
Why Vibecoded Apps Fail Security Audits (and the 4 Fixes That Matter Most)

Why Vibecoded Apps Fail Security Audits (and the 4 Fixes That Matter Most)

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3 min read
What people get wrong about agent loops

What people get wrong about agent loops

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1 min read
How Your Code Actually Talks to the OS: System Calls, User Space & Kernel Space

How Your Code Actually Talks to the OS: System Calls, User Space & Kernel Space

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5 min read
Building the Light Programming Language: What I Learned After 9 Months

Building the Light Programming Language: What I Learned After 9 Months

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2 min read
ERD-First Database Design: One 60-Entity Schema, Sketch to Production

ERD-First Database Design: One 60-Entity Schema, Sketch to Production

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7 min read
I Trained Claude Code to Write Its Own Skills — Then Watched It Spiral Out of Control

I Trained Claude Code to Write Its Own Skills — Then Watched It Spiral Out of Control

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5 min read
Java LLD: Design Tic-Tac-Toe with O(1) Win Detection

Java LLD: Design Tic-Tac-Toe with O(1) Win Detection

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2 min read
Building a Voice-to-Database Pipeline: How We Turn Speech Into Structured Rows

Building a Voice-to-Database Pipeline: How We Turn Speech Into Structured Rows

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4 min read
AI Agent 出问题时,不要只看最终回答:一次请求级调试的思路

AI Agent 出问题时,不要只看最终回答:一次请求级调试的思路

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1 min read
The Secret Debugging Tool You're Not Using

The Secret Debugging Tool You're Not Using

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2 min read
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