Git Disaster Recovery & Advanced Debugging

Establish a calm, methodical approach to diagnosing Git problems. Get a high-level overview of essential recovery tools and understand the philosophy behind never truly losing work in Git.

• The Recovery Mindset: Thinking Like a Git Detective (27 questions)
• Anatomy of a Disaster: Deconstructing the .git Directory (34 questions)
• Your Primary Toolkit: Mastering reflog and fsck (27 questions)

Master the art of undoing local mistakes. Learn the critical differences between `git reset`, `git restore`, and `git revert` to safely fix staged changes, incorrect commits, and other common local errors.

• The Three Trees and `git reset` (27 questions)
• Precise File Recovery with `git restore` (27 questions)
• The Safe Undo: Reversing Commits with `git revert` (27 questions)

Dive deep into Git's ultimate safety net. Learn how to use `git reflog` to find and restore lost commits and branches after destructive operations like a `reset --hard` or an accidental branch deletion.

• Unveiling the Reflog: Your Git Safety Net (27 questions)
• Practical Time Travel: Recovering Lost Work (28 questions)
• Advanced Reflog Forensics and Workflow Integration (33 questions)

Stop hunting for bugs manually. Learn how to automate the process of finding the exact commit that introduced a bug using `git bisect`, turning hours of debugging into a matter of minutes.

• Introducing `git bisect`: Finding Bugs with Binary Search (28 questions)
• Hands-On Bug Hunt: Your First Interactive Bisection (30 questions)
• Full Automation with `git bisect run` (26 questions)

Use interactive rebase as a powerful repair tool. Learn to fix incorrect commit messages, split large commits, squash minor fixes, and reorder history to clean up a messy feature branch before merging.

• Introduction to the Interactive Rebase Toolkit (28 questions)
• Common History Refactoring Patterns (34 questions)
• Advanced Rebase Techniques: Splitting Commits and Scripting (26 questions)
• The Golden Rule: Rebasing and Shared History (27 questions)

Tackle the most serious repository disasters. Learn how to permanently remove sensitive data, large accidental files, or unwanted history from every commit using the modern and safe `git-filter-repo` tool.

• Introduction to History Rewriting with `git-filter-repo` (29 questions)
• Practical Data Removal: Files and Folders (33 questions)
• Advanced Filtering and Post-Rewrite Cleanup (24 questions)
• Pushing Rewritten History and Team Collaboration (25 questions)

Move beyond basic conflict resolution. Develop advanced strategies for tackling complex, multi-commit conflicts, and learn to use tools like `git rerere` to automate the resolution of recurring conflicts.

• Anatomy of a Nightmare Merge Conflict (28 questions)
• Escaping the Rebase Rabbit Hole (27 questions)
• Advanced Merge Strategies: The Octopus and Beyond (21 questions)

Address critical issues that affect your team's remote repository. Learn the correct procedures for recovering from a bad force-push to a shared branch and restoring branches deleted from the remote.

• The Force Push Catastrophe: Reconstructing a Shared Branch (34 questions)
• Untangling a Mangled History: Reversing Bad Rebases and Merges (37 questions)
• Server-Side Recovery and Prevention (25 questions)