Git Terms

🧠 Core Concepts

• Repository (repo)
• Working directory
• Staging area (index)
• Commit
• History / commit history
• SHA / hash
• HEAD
• Snapshot (vs changes)
• Local vs remote

🔧 Basics

• git init
• git clone
• git status
• git add
• git commit
• git log
• git diff
• git restore
• git rm
• git mv

🌿 Branching

• Branch
• git branch
• git switch
• main branch
• Detached HEAD
• Fast-forward

🔀 Merging

• Merge
• Merge commit
• Merge conflict
• git merge
• git rebase
• squash

🌐 Remotes & Collaboration

• Remote
• Origin
• Upstream
• git remote
• git fetch
• git pull
• git push

🧑‍🤝‍🧑 GitHub Concepts

• Repository
• Fork
• Pull request (PR)
• Code review
• Issues
• Discussions
• stars / watchers
• GitHub Actions (CI/CD)
• README
• License
• Releases
• GitHub Pages

🛠 Undoing & Fixing Mistakes

• git reset (soft / mixed / hard)
• git revert
• Amend (git commit --amend)
• Reflog
• Stash (git stash)
• Clean (git clean)

📦 File States & Tracking

• Tracked vs untracked files
• .gitignore
• Modified / staged / committed states