The Ultimate Guide to Advanced Claude Code Usage: Parallel Development, Plan Mode, and Hooks Summary: Based on official Claude Code documentation and internal team best practices, this comprehensive guide covers advanced workflows including Git worktree parallel sessions, Plan Mode for complex task planning, CLAUDE.md knowledge management, Skills automation, Subagents for multi-threading, Hooks for event-driven automation, and 10 core technical strategies for data analysis and terminal optimization. Core Claude Code Workflows Understanding New Codebases Claude Code provides streamlined workflows for rapidly comprehending unfamiliar codebases. When you join a new project, you can master its structure through several key steps: Get a …