Git & Version Control

Git Basics — init / clone / add / commit, .gitignore, HEAD vs working tree

College · priority 1

gitinitclonecommitgitignorehead

Branching & Merging — feature branches, fast-forward vs no-ff, --squash

College · priority 1

gitbranchmergefast-forwardsquash

Interactive Rebase — reorder, squash, edit, fixup; when NOT to rebase

College · priority 1

gitrebaseinteractivesquashfixup

Remotes & Push/Fetch — origin, upstream, push --set-upstream, prune

College · priority 1

gitremoteoriginupstreamprune

Merge Conflicts — rerere, 3-way diff tools, resolve then abort vs continue

College · priority 1

gitmergeconflictrererediff3

git stash & git worktree — Parallel Branches Without Context Loss

College · priority 1

gitstashworktreeparallelcheckout

git bisect — Find the Bad Commit in N Tries (Binary Search)

College · priority 1

gitbisectbinary-searchregression-hunt

reflog Recovery — undelete branches, recover dropped stashes

College · priority 1

gitreflogrecoveryundeletelost-commits

Signed Commits — GPG vs SSH signatures, verified badge, branch protection

College · priority 1

gitgpgssh-signingverifiedbranch-protection

git-lfs — Large Files & Binary Assets, Quota, Migrate Existing History

College · priority 1

gitlfsbinaryquotamigrate

Rewriting History Safely — filter-repo, Removing Secrets, BFG

College · priority 1

gitfilter-repobfgsecretshistory-rewrite

cherry-pick & Backports — Release Branches, -x trails, --rerere-autoupdate

College · priority 1

gitcherry-pickbackportrelease-branch

Tags & Releases — Annotated vs Lightweight, SemVer, Release Notes

College · priority 1

gittagreleasesemverrelease-notes

Monorepo Strategy — Trunk vs Feature Flag, Sparse Checkout, Partial Clone

College · priority 1

gitmonorepotrunksparse-checkoutpartial-clone

Server-Side Hooks — pre-receive, update, post-receive, Gitea/Forgejo

College · priority 1

gitserver-hookpre-receivegiteaforgejo