how to clear screen

-------------------------------Linux Directory-------------------------------/: root directory, only directory under the general root directory, under Linux there is only one root directory. Everything starts here. When you enter "/home" in the

1, the Linux server configuration switch environmentA, remotely connect to a Linux server over a network or use a Linux server locally, connect a Linux server's COM port to the console port of the switch, and install the Minicom software

Directory Operations command name function Description Examples of Use Mkdir Create a Directory mkdir dirname RmDir Delete a directory RmDir dirname

RootAdministrator account, Superuser, do not log in with root unless necessary/dev/console Physical Terminal/dev/tty Virtual terminal, CentOS 6 default of 6 virtual terminals/dev/pts Analog TerminalTTY View current terminal equipmentGUI graphical

Delete"Ctrl" + "D" removes the character at the cursor location equivalent to VIM x or DL"Ctrl" + "H" removes the character in front of the cursor, which corresponds to the HX or DH in vim."Ctrl" + "K" removes all characters after the cursor

Shortcut keys: CTRL + C Terminates the current command Ctrl+d Exit terminal, equals exit CTRL + Z Suspend current process, FG recovery

1. Logout, shutdown, restart-Logout: Logout: Logout, exit-Shutdown: Command: shutdown-h time-H: ShutdownTime1. Now: Right away2.12.30: Specify a specific time3.3: A few minutes later-Restart:Shutdown-r time-r:restartSudo:superuser do: The command is

Move:Ctrl + A: Moves to the beginning of the currently edited command,Ctrl + B: Moves to the end of the currently edited command line,Ctrl + F or->: move by word aligns (toward the end of the command line, forward)Ctrl + B or Alt + F: Move right by

Command line editingCursor JumpCtrl + a jumps to the command line hand home keyCtrl + e jumps to the end of the command line Ctrl + u Delete cursor to beginning of lineCtrl + k Delete cursor to end of lineCtrl + D to delete the delete key

This article describes the common shortcut keys for Linux command-line editing, which I hope will help you.Linux Command line edit shortcut keys:History displays a list of command histories↑ (ctrl+p) Show previous command↓ (CTRL + N) Displays the

After the previous study, probably understand the computer composition principle and some knowledge of the operating system. Although this knowledge is trivial, pieced together, in the future work and study still need to have a deep understanding.

Linux Common commands Quick Check memoPS: Memo only, detailed command parameters describe yourself manI. Start, shut down, log in, log out related commands[Login] Login[Logout] Log out[Exit] Log out[Shutdown] Stop system[Halt] Stop system[Reboot]

-------------------------------------------------------------------------------------------"Cut Command"Cut [Options] File-F Column Number (--field extract the first few columns)-D delimiter (--delimiter splits columns by specified delimiter)VI User.

Linux first day 1. Virtual machine Install Linux (CentOS 32bit) 1.1 Virtual machine preparation for pre-installation work, such as memory. Hard disk. CPU allocation. Image download, such as 1.2 installation (graphical interface or command line

Shell Simple UnderstandingView the current SHELL echo $SHELLTry the first little script: Vim test.sh1 #!/bin/bash2 echo ' I'll be-back ';Note: #!/bin/bash This sentence is bound to add, remember. How to execute the script:1. Give execute permission,

Here are some of the shell's commonly used shortcut keys, shortcut keys to play familiar with to a certain extent, can improve productivity drops ... + a switch to command line start + e switch to command line end + L Clear Screen

Basic features of Bash 1, glob wildcard characters         * Multiple arbitrary characters         ? An arbitrary character        [] matches any single character within the specified range        [^] any single character outside of the

Linux command line edit shortcut keysFirst summarize a few people think the most usefulCTRL +? Undo previous inputCTRL + C from another lineCTRL + R Enter Word search history commandCTRL + U delete all characters in front of the cursor equal to VIM

Today we share some of the most basic common command lines: Also as a novice should know the masterls command: Used to display the contents of the specified working directoryDIR command: Consistent with ls commandCD command: Change working

Backup Common shortcut keys:Ctrl + D deletes one character, which is equivalent to the usual delete key (the command line is equivalent to exit if none of the characters are the same; EOF is also represented when working with multiple lines of