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# tutorial

Tutorial is a general purpose tag. We welcome all types of tutorial - code related or not! It's all about learning, and using tutorials to teach others!

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Writing a Polite Crawler: sitemap-gen for the Sites SSGs Forgot

Writing a Polite Crawler: sitemap-gen for the Sites SSGs Forgot

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9 min read
I Built a FastAPI QR Code Service and the Library Choice Mattered More Than the Code

I Built a FastAPI QR Code Service and the Library Choice Mattered More Than the Code

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9 min read
The Right-Sized Image Service: A FastAPI Watermarker in ~110 MB

The Right-Sized Image Service: A FastAPI Watermarker in ~110 MB

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10 min read
grep's flat output is the wrong abstraction for exploratory searches

grep's flat output is the wrong abstraction for exploratory searches

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9 min read
Building linkcheck: Why I Stopped Parsing Markdown with Regex

Building linkcheck: Why I Stopped Parsing Markdown with Regex

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9 min read
How I Built My Personal Site as a Digital Identity Hub (And How You Can Too)

How I Built My Personal Site as a Digital Identity Hub (And How You Can Too)

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2 min read
OpenClaw Plugin: 5 Tool Categories for External AI Agent Frameworks

OpenClaw Plugin: 5 Tool Categories for External AI Agent Frameworks

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4 min read
How to Detect and Redact PII in Python Before It Hits Your Database

How to Detect and Redact PII in Python Before It Hits Your Database

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5 min read
Keyboard Navigation Testing: The 20-Minute Audit Any Developer Can Run

Keyboard Navigation Testing: The 20-Minute Audit Any Developer Can Run

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8 min read
How to Build AI Agents That Fail Safely (Circuit Breakers, Health Checks, and Graceful Degradation)

How to Build AI Agents That Fail Safely (Circuit Breakers, Health Checks, and Graceful Degradation)

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2 min read
Speech Recognition for Language Learners: A Technical Guide

Speech Recognition for Language Learners: A Technical Guide

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5 min read
RAG (Day 1)

RAG (Day 1)

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5 min read
I Wrote a JWT Verifier in 150 Lines. You Probably Shouldn't — But Here's What I Learned.

I Wrote a JWT Verifier in 150 Lines. You Probably Shouldn't — But Here's What I Learned.

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9 min read
How to Create a Simple Widget in Odoo 19

How to Create a Simple Widget in Odoo 19

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2 min read
I Built a jq Alternative That Speaks JSONPath — and Deliberately Wrote Almost No Parser Code

I Built a jq Alternative That Speaks JSONPath — and Deliberately Wrote Almost No Parser Code

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9 min read
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