git setting

1.Git Delete remote branch

git push origin --delete remoteBranchName

eg:git push origin --delete MyFirstRemoteBranch

2.Generate pub key.

ssh-keygen -t rsa -C "your_email@youremail.com" 

then copy id_rsa.pub to where needs public key

https://www.cnblogs.com/jasonxu19900827/p/7823089.html