undo git
# KEEP CHANGES
git reset --soft HEAD~1
# REMOVE CHANGES
git reset --hard HEAD~1undo git
# KEEP CHANGES
git reset --soft HEAD~1
# REMOVE CHANGES
git reset --hard HEAD~1git discard local changes
# Discarding local changes (permanently) to a file:
git checkout -- <file>
# Discard all local changes to all files permanently:
git reset --hardundo git commit
$ git reset HEAD^bootstrap cdn
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">bootsrap 4 6 cdn
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" integrity="sha384-B0vP5xmATw1+K9KRQjQERJvTumQW0nPEzvF6L/Z6nronJ3oUOFUFpCjEUQouq2+l" crossorigin="anonymous">bootstrap latest version cdn
<!doctype html>
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<head>
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