Linux Online Help

The so-called "Mount" in linux Online help means to use a directory as the entry point and place the data in the disk partition slot under this directory. That is to say, enter the directory to read the meaning of the split slot. This action is called "Mount", and the directory of the entry point is called "mount point 』. By default, the data of the optical drive is stored in/media/cdrom in Linux. Logout: When the exit command is too long, you can use the backslash (\) to escape the [Enter] symbol, so that the command can continue to the next line. Note! The backslash is followed by a special character before the ls-al ~ can be skipped ~: View all hidden documents and related document properties at home date: Display date and Time echo $ LANG: cal month year: View Calendar tab: Automatically complete ctrl + c :: process interruption ctrl + B: Exit man: online help, Space key flip, q exit code indicates content 1 commands that can be operated by the user in the shell environment, which can run File 5 configuration files, or some files in the format of 8 management commands available by the system administrator press the key to perform the work space key to flip down one Page [Page Down] One Page Down [Page Up] One Page Up [Home] Go to the first Page [End] Go to the last Page/string search for the string string, if you want to search for vbird, enter/vbird? String searches for the string n from top, and N uses/or? When searching strings, you can use n to continue the next search (whether/or ?) You can use N to perform reverse search. For example, if I use/vbird to search for the vbird string, I can use n to continue the query and use N to go up the query. To? Vbird: query the vbird string up. I can use n to continue the "up" query and use N to reverse query. Q: The man page info ended this time: the Space key flip Down a Page [Page Down] Flip Down a page [Page Up] flip Up a Page [tab] Move between nodes, where node exists, it is usually displayed. [Enter] When the cursor is above the node, press Enter to Enter the node. B move the cursor to the first node in the info screen. e move the cursor to the last node in the info screen. n to the next node. p to the last node. u to move up. level 1 s (/) search for the Help menu in info page h? Command list q ends info page this time. If you want to set up some other services or use a whole set of software to implement a function, please go to/usr/share/doc and check if there is any instruction file for this service! Enter sync directly under the text interface. data that has not been upgraded in the memory will be written to the hard disk! Therefore, this command is important before the system is shut down or restarted! It is best to run it several times more! [Root @ www ~] # Shutdown-h now shut down immediately, where now is equivalent to the status where the time is 0 [root @ www ~] # Shutdown-h 20:25 system shutdown at today. If this command is issued at, shutdown the system every other day [root @ www ~] # Shutdown-h + 10 the system will automatically shut down in 10 minutes [root @ www ~] # Shutdown-r now system restarts immediately [root @ www ~] # Shutdown-r + 30 'the system will reboot' The system will restart in 30 minutes, and The following information will be displayed to all parameters that are used online and send only warning letters! The system will not shut down! Scare people!