Claude Code Essentials

Learn how to use Claude Code to build real-world agentic coding workflows. Course developed by @ExamProChannel Additional resources: https://www.exampro.co/exp-claudecode-01 ❤️ Try interactive AI courses we love, right in your browser: https://scrimba.com/freeCodeCamp-AI (Made possible by a grant from our friends at Scrimba) ⭐️ Contents ⭐️ Introduction - 00:00:00 Intro & Meet your Instructor - 00:01:06 Claude Code Essentials & Guest Instructor Core Concepts and Foundations - 00:07:29 Agentic Coding Tools & Comparisons - 00:14:01 What is a Code Harness & Claude Code? - 00:16:59 The Agentic Loop: Tool Calls & Models - 00:24:23 Claude Modes & Additional Resources - 00:26:43 Subscription, Usage & Auth Errors - 00:31:34 System Requirements & Doctor CLI - 00:38:24 Install CLI: PowerShell, CMD, Linux & VSC - 01:10:45 Interactive Mode & Ctrl+C - 01:14:05 Auth Tokens, Stats & Usage Limits - 01:31:04 Sessions: Resume, Fork & Context Commands - 01:46:18 Compact, Clear, Rename & Rewind - 01:56:07 Status, Logout & Usage Commands - 02:04:18 ccusage & API Key Setup - 02:26:39 Cost Command & Third-Party Providers - 02:39:09 API Keys: Bedrock, Foundry & Vertex AI - 03:01:44 btw, Voice & Export Commands - 03:07:09 Claude Code Projects & Scope - 03:13:05 Status Line & Session Data - 03:23:14 Settings & Permission Rules (Bash, MCP, WebFetch) - 04:04:16 Permission Modes & CLI/GUI Editing - 04:16:43 Sandboxing & Dangerous Scenarios - 04:55:13 VIM Mode & Model Configuration - 05:00:10 Fast Mode & Image Reasoning - 05:10:18 Effort Command & Headless Tasks - 05:27:46 Escaping Logic & Debug Mode - 05:34:21 Dev Containers with Claude Code - 05:54:24 Common Workflow Follow Along - 06:17:31 Notification Hooks & Security Hooks Surfaces - 07:16:55 Claude Code Surfaces: Desktop & Web - 07:35:28 Claude Chrome & Browser Extensions - 07:45:25 VS Code & JetBrains IDE Integration - 07:59:11 GitHub Actions & Remote Control - 08:40:48 Computing Follow Along Advanced - 08:42:36 Security Review & Output Styles - 08:58:05 Simplify Command & Scheduling - 09:07:42 Code Review & Agent SDK - 09:15:12 Persistent Context: Claude.md & Rules - 09:47:03 Claude Auto Memory & Troubleshooting - 09:56:27 Agent Skills: Activation, Scripts & Dynamic Content - 10:27:06 MCP with Claude Code & GG - 10:47:09 MCP Doom & Playwright Integration - 11:32:50 Sub-agents & Multi-Agent Teams