git

git submodule update --init --recursive

sudo apt-get install keychain
ssh-keygen -t ed25519 -C "stafford.williams@gmail.com"

linux:

echo "eval \`keychain --clear --eval id_ed25519\`" >> ~/.profile
cat ~/.ssh/id_ed25519.pub

macOS: see docs

# diff
git config --global diff.tool bc3
# merge
git config --global merge.tool bc3
git config --global mergetool.bc3.trustExitCode true

git reflog

A note about git commit messages

git config --global user.name "Stafford Williams"
git config --global user.email "stafford.williams@gmail.com"
git config --global core.editor "vim"

git config --add remote.origin.fetch +refs/pull/*/merge:refs/remotes/origin/pr/*
git fetch origin
git checkout pr/1234

More on richard-banks.org

Inside ~/.gitconfig:

[diff]
        tool = bcomp
[difftool]
        prompt = false
[difftool "bcomp"]
        path = "/mnt/c/Program\\ Files/Beyond\\ Compare\\ 4/BCompare.exe"
        cmd = "/mnt/c/Program\\ Files/Beyond\\ Compare\\ 4/BCompare.exe" "$(wslpath -aw $LOCAL)" "$(wslpath -aw $REMOTE)"
[merge]
        tool = bcomp
[mergetool]
        prompt = false
[mergetool "bcomp"]
        path = "/mnt/c/Program\\ Files/Beyond\\ Compare\\ 4/BCompare.exe"
        cmd = "/mnt/c/Program\\ Files/Beyond\\ Compare\\ 4/BCompare.exe" "$(wslpath -aw $LOCAL)" "$(wslpath -aw $REMOTE)" "$(wslpath -aw $BASE)" "$(wslpath -aw $MERGED)"

git shortlog -s -n --no-merges

git config --global push.default current

Now you can git push a new branch without needing to git push -u some-branch

git config --global alias.co checkout
git config --global alias.branches "branch --sort=-committerdate"

ubuntu

sudo add-apt-repository ppa:git-core/ppa
sudo apt update
sudo apt-get install git

windows

git update-git-for-windows

macOS

brew install git

1. Set service OpenSSH Authentication Agent to Automatic and Start it.
2. In Powershell, ssh-add
3. In environment variables, add GIT_SSH=C:\Windows\System32\OpenSSH\ssh.exe

See more

Backup personal github repos

docker run -it -v ${PWD}:/out python:3 bash
pip install git+https://github.com/clockfort/GitHub-Backup
chmod +x /usr/local/lib/python3.11/site-packages/github_backup/github_backup.py
/usr/local/lib/python3.11/site-packages/github_backup/github_backup.py staff0rd /out/backup -p YOUR_PAT -t http

More info

made changes a to a file but don’t know the branch or stash?

find it across all branches:

git reflog -- {path-to-file}

find it in the stash:

git reflog stash -- {path-to-file}