Useful Git Stuff

git stuff

# Display short hash
git rev-parse --short HEAD

# Delete all merged local branches
git branch --merged | grep -v '^* master$' | grep -v '^  master$' | xargs git branch -d

# Pretty git log (shows branches)
alias gg='git log --oneline --abbrev-commit --all --graph --decorate --color'

# Diff a file against the last change
git diff HEAD@{1} filename
 
# Diff a directory against the last change
git diff HEAD@{1}

# Remove node_modules from history
git filter-branch --tree-filter 'rm -rf node_modules' HEAD
echo node_modules/ >> .gitignore
git add .gitignore
git commit -m 'Removing node_modules from git history'
git gc
git push origin master --force