…or create a new repository on the command line

echo "# learning-java" >> README.md

learning-java

git init

git add README.md

git commit -m "first commit"

git branch -M main

git remote add origin https://github.com/hello0zai/learning-java.git

git push -u origin main

…or push an existing repository from the command line

git remote add origin https://github.com/hello0zai/learning-java.git

git branch -M main

git push -u origin main

hint: Using 'master' as the name for the initial branch. This default branch name hint: is subject to change. To configure the initial branch name to use in all hint: of your new repositories, which will suppress this warning, call: hint: hint: git config --global init.defaultBranch hint: hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and hint: 'development'. The just-created branch can be renamed via this command: hint: hint: git branch -m Initialized empty Git repository in /e/learning-java/.git/

git push -u origin main error: src refspec main does not match any error: failed to push some refs to 'https://github.com/hello0zai/learning-java.git'

git push -u origin fatal: The current branch main has no upstream branch. To push the current branch and set the remote as upstream, use

git push --set-upstream origin main

To have this happen automatically for branches without a tracking upstream, see 'push.autoSetupRemote' in 'git help config'.

git config --global user.email "you@example.com" git config --global user.name "Your Name"

git commit -m "init" [main (root-commit) 97d9249] init 1 file changed, 26 insertions(+) create mode 100644 README.md

git push fatal: The current branch main has no upstream branch. To push the current branch and set the remote as upstream, use

git push --set-upstream origin main

To have this happen automatically for branches without a tracking upstream, see 'push.autoSetupRemote' in 'git help config'.

git push --set-upstream origin main

git push --set-upstream origin main Username for 'https://github.com': Password for 'https://hello0zai@github.com': remote: Support for password authentication was removed on August 13, 2021. remote: Please see https://docs.github.com/get-started/getting-started-with-git/about-remote-repositories#cloning-with-https-urls for information on currently recommended modes of authentication. fatal: Authentication failed for 'https://github.com/hello0zai/learning-java.git/'

remote: Support for password authentication was removed on August 13, 2021. https://stackoverflow.com/questions/68775869/message-support-for-password-authentication-was-removed