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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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A 60 MB FastAPI Service That Extracts Text From PDFs (and Why It Beats Tika for the 90% Case)

A 60 MB FastAPI Service That Extracts Text From PDFs (and Why It Beats Tika for the 90% Case)

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8 min read
Stop Using `diff` on CSV Files — Build a Semantic CSV Diff in 200 Lines of Python

Stop Using `diff` on CSV Files — Build a Semantic CSV Diff in 200 Lines of Python

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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
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
Python's urllib.robotparser Is Subtly Wrong — and Why That Matters for SEO

Python's urllib.robotparser Is Subtly Wrong — and Why That Matters for SEO

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8 min read
Writing a Privacy Tool You Can Actually Trust: exif-stripper in 500 Lines of Python

Writing a Privacy Tool You Can Actually Trust: exif-stripper in 500 Lines of Python

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8 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
Structured LLM Outputs with Pydantic v2: Stop Parsing Freeform JSON and Start Typing Your AI

Structured LLM Outputs with Pydantic v2: Stop Parsing Freeform JSON and Start Typing Your AI

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6 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
Day 8 — IAM & AWS CLI

Day 8 — IAM & AWS CLI

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5 min read
How Anthropic's own teams use Claude Code

How Anthropic's own teams use Claude Code

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3 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
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