Home directory – Execute in source bash source or “. “ Current Directory “.” Information of Bash or others info bash Calculate days for my deletion date +%y%m%d -d “-10 days” Find if a file exists [ -f /etc/passwd ]
Cisco ASA 5505 Notes
Find out the concurrent connection and license limit show local-host connection Reboot reload
Magento Notes
SQL Server Notes
Insert records into an existing table from another table INSERT INTO MyTable (PriKey, Description) SELECT ForeignKey, Description FROM SomeView; To create a new table from values in another table, you can use SELECT INTO. For example: SELECT LastName, FirstName, Phone