How to login from console to mysql if no password has been set?

Question

MySQL

Hello! How to login in terminal to mysql if no password has been set.
I do this:
mysql -u root -p
and at the invitation to enter the password, just enter. Answer:

Access denied for user 'root'@'localhost' (using password: NO)

Answer 1

# kill the running mysql process
sudo service mysql stop

# start mysql in safe mode and skip grant tables 
sudo mysqld_safe --skip-grant-tables --skip-networking &

# log in with root 
mysql -u root