forgot roadrunner password

(1) Restart Ubuntu system, the pilot press SHIFT to enter the Grub menu, select the second advanced mode (enter)(2) in the Advanced mode, select Recovery mode, this time to pay special attention, not enter!! Instead, the keyboard presses the "E" letter into edit mode!(3) came to the editing mode, probably after the third line of the countdown, find "Ro recovery ..." This, the "RO", Modified to "RW" (can write mode), and then press CTRL+X to enter the system(4) Come to a selection screen, select

Tags: ble cat flush Modify tab error str cal code1. Modify the configuration fileVim/etc/my.cnfAdd in [MYSQLD] nodeSkip-grant-tables2. Restart MySQL3. Enter with a blank passwordMysql-urootPerformUpdate Mysql.user set Authentication_string=password (' 123 ') where user= ' root ' and Host = ' localhost ';Flush privileges;Quit MySQLRestore MY.CNFAdd, use the above method to change the password, when using Mys

Label:After the Oracle 11g is installed, the user name and password are not remembered when logging in. Workaround: Create a new user First step: Log in As System CMD--->sqlplus Prompt for user name, then enter Sqlplus/as SYSDBA, the password is empty. Prompt to connect to the message, the connection is successful! Step Two: Create a new User: 语法：create user 用户名 identified by 密码； Step three: Unl

I recently learned about Linux, plus the current notebook is a Mac, self-class Linux command and file system management, so try to use the root account, but a few months ago to initialize the root account password, now found to forget the root password, All kinds of information on the Internet to try to reset the root password or retrieve root

Source distributionmysql> update mysql.user set authentication_string=password(‘123abc‘) where user=‘root‘; //修改root密码为123abcQuery OK, 1 row affected, 1 warning (0.01 sec)Rows matched: 1 Changed: 1 Warnings: 14. Refresh the database, using update to modify the password, only in the database has been modified, in-memory data is not modified. The purpose of flush privileges is to extract the user informati

# Vim/etc/mysql/my.cnf[mysqld] #skip-grant-tables6. Restart the MySQL service to take effect on the new password# Service Mysqld RestartMySQL Password initialization recovery method (2)-- Skip the Authorization table login method by starting the service1. Stop the MySQL service# Service Mysqld Stop2. Modify the configuration file to add--skip-grant-tables--skip-networking# vim/etc/init.d/mysqld $bindir/mys

When installing oracle11g, I forgot the password of the database administrator I just changed. I finally found the modification method after google queries. When installing oracle 11g, I forgot the database administrator password I just changed. I finally found the modification method after google queries. // 1. Run