Gaëtan Wittebolle.FR

guide · last updated: 2026-04-20

Claude Code, the guide

Everything I learned to start from scratch and ship your first app in less than 2 days.

16 chapters·~2h·100% action

Part 1

Foundations

01
What is Claude Code?
5 min reading
→
02
Step-by-step installation
10 min reading
→
03
CLAUDE.md, the brain of your project
10 min reading
→

Part 2

Communicate and plan

04
How to talk to Claude Code
10 min reading
→
05
Plan before coding
10 min reading
→
06
The daily work cycle
8 min reading
→

Part 3

Advanced tools

07
Specialized agents
10 min reading
→
08
The shortcuts that speed everything up
8 min reading
→
09
Permissions
5 min reading
→

Part 4

Mastery

10
Memory between sessions
7 min reading
→
11
Case study, a feature from A to Z
10 min reading
→
12
The 11 fatal mistakes to avoid
10 min reading
→

Part 5

Going to production

13
The checklists
5 min reading
→
14
Setting up infrastructure
15 min reading
→

Part 6

Bonus, a power user's setup

15
Generating images from Claude Code
15 min reading
→
16
My complete setup
20 min reading
→

Part 0

The 3 things to do now

1. Install Claude Code (chapter 2) - 15 minutes, a few clicks
2. Create your CLAUDE.md (chapter 3) - ask Claude to generate it for you
3. Build your first feature (chapter 6) - start small, a single page