Claude Code In Action
a self-paced course

Claude Code In Action

13 lessons, each a self-contained pack — study notes, flashcards, and a spoken recap. Open offline; learn at your own pace.

// lessons
13
// Flashcards
119
// audio
13 recaps
01lessons

The course, lesson by lesson.

Each card opens a full lesson: notes to read, cards to drill, and a recap to listen to. Start anywhere; they stand alone.

04 Lesson
Claude Code setup

Time to get Claude Code set up locally!

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05 Lesson
Project setup

Working with Claude Code is more interesting if you have a project to work with.

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16 Lesson
Gotchas around hooks

You may notice that after running the `npm run setup` command there are two `settings.json` files in the `.claude` directory. Let me explain what's going on there.

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18 Lesson
Another useful hook

There are more hooks beyond the `PreToolUse` and `PostToolUse` hooks discussed in this course. There are also:

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101 Lesson
Steering long sessions

Use plan mode to have Claude research and propose a plan in read-only mode before execution

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102 Lesson
Claude md that follows

Longer CloudMD files cause Cloud to compete with itself and follow instructions less reliably

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103 Lesson
Verification skills

Skills automate repeated work and procedures across projects

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104 Lesson
Permission modes

Permission Modes let you set safety rules for Cloud Code to run without prompts

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105 Lesson
Hooks

Deterministic code at fixed points in the loop that guarantee enforcement beyond formatting

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106 Lesson
Routines and headless

Saved prompt + repositories + connectors that run on Anthropix managed infrastructure

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107 Lesson
Github actions and code review

Anthropic-hosted PR review service that posts findings as inline comments

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108 Lesson
Trust it verifying unsupervised runs

When you hand off work to cloud without supervision, you need a proportional verification strategy before shipping

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109 Lesson
Plugins

A plugin is one installable unit that packages a setup and moves it between people

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