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Daniel Cranney

Dev Digest 229: A Claude Code Course, Agent Credit Cards & GTA in JS

July 20, 2026
A collage of a credit card, the Linux penguin and a screenshot of a website showing a free Claude Code course
A collage of a credit card, the Linux penguin and a screenshot of a website showing a free Claude Code course

Inside last week’s Dev Digest 229.

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🎓 A Free Claude Code Course
🎭 Claude’s Multiple Personalities
💰 Cutting Token Use by 94%
🌐 Why AI Browsers Are a Bad Idea
🎮 WebGL Without a GPU
💳 Disposable Credit Cards and Linux for Agents
🚗 Grand Theft Auto in JavaScript

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