SHELL

git config username

$ git config --global user.name "John Doe"
$ git config --global user.email johndoe@example.com

git config username and password

git config --global user.name "imrancs058" 
git config --global user.email "imrancs058@yahoo.com"

git config username and password

git config --global user.name "mrizwanashiq"
git config --global user.email "mrizwanashiq@outlook"