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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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My Robot Accountant Got an Eviction Notice. So We Moved: Migrating from Bedrock Agents Classic to AgentCore

My Robot Accountant Got an Eviction Notice. So We Moved: Migrating from Bedrock Agents Classic to AgentCore

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14 min read
Cutting OpenAI Costs From Scratch: What Nobody Tells You

Cutting OpenAI Costs From Scratch: What Nobody Tells You

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9 min read
DESIGN.md vs tokens.json vs Figma for AI Agents

DESIGN.md vs tokens.json vs Figma for AI Agents

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2 min read
DESIGN.md, CLAUDE.md, AGENTS.md: The Agent-Context File Family

DESIGN.md, CLAUDE.md, AGENTS.md: The Agent-Context File Family

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2 min read
DESIGN.md Anatomy: How Tokens and Prose Work Together

DESIGN.md Anatomy: How Tokens and Prose Work Together

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2 min read
The DESIGN.md CLI: lint, diff, export and spec

The DESIGN.md CLI: lint, diff, export and spec

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2 min read
How I built a simple AI router to avoid vendor lock-in and costs

How I built a simple AI router to avoid vendor lock-in and costs

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4 min read
React useThrottle Hook: Throttle Values & Callbacks (2026)

React useThrottle Hook: Throttle Values & Callbacks (2026)

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7 min read
How I Used AI to Simulate Realistic Coding Interviews

How I Used AI to Simulate Realistic Coding Interviews

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5 min read
CSAPP Chapter 9: Virtual Memory - Deep Reference

CSAPP Chapter 9: Virtual Memory - Deep Reference

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17 min read
The Bilingual Developer: Python and Go, The Error Handling Paradigm

The Bilingual Developer: Python and Go, The Error Handling Paradigm

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8 min read
Headless Mode on NVIDIA Jetson AGX Orin 64GB with JetPack 7.2

Headless Mode on NVIDIA Jetson AGX Orin 64GB with JetPack 7.2

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10 min read
How to let users bring their own OpenAI or Anthropic API keys (without storing them in plaintext)

How to let users bring their own OpenAI or Anthropic API keys (without storing them in plaintext)

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5 min read
I Cut My AI Bill From $400 To $28 — Freelancer Breakdown

I Cut My AI Bill From $400 To $28 — Freelancer Breakdown

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7 min read
Parsing and Rebuilding EPUB Files in Python: Lessons Learned

Parsing and Rebuilding EPUB Files in Python: Lessons Learned

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5 min read
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