MySQL - Recover root Password

$ /etc/init.d/mysql stop

$ mysqld_safe --skip-grant-tables &

/* go to "Change Users and Password */
or,

$ mysql -u root

    mysql> use mysql;
    mysql> update user set password=PASSWORD("123abc") where User='root';
    mysql> flush privileges;
    mysql> quit


$ /etc/init.d/mysql stop

$ /etc/init.d/mysql start