1. Linux installation VBox, skip2. View installed extensionsVboxmanage List Extpacks3. Create a VM:Vboxmanage createvm--name "TESTVM"--register4. Modify VM Properties:Vboxmanage modifyvm "TESTVM"--memory 1024x768--acpi on--boot1 DVD--nic1 bridged--bridgeadapter1 eth0--ostype Ubuntu5. Create a VM virtual hard disk:Vboxmanage createvdi--filename ~/virtualbox\ VMS/TESTVM/TESTVM-DISK01.VDI--size 100006. Modify the virtual hard disk properties:Vboxmanage storagectl "TESTVM"--name "IDE Controller"--ad
In linux, the history Command displays historical Command Records. The History Command is mainly used to display historical Command Records and issue commands in historical records. 1 gt; History command syntax: [test @ linux] # history [n] [test @ linux] # history [-c] [te
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Oracle linux understands the basic command line and oraclelinux command line
1. Linux version: kernel version and distribution version
2. commands for copying, deleting, and Moving Files
Cp [Option] source file or directory target file or directory
-R and-r recursively copy directories to replicate all files and subdirectories in the source directory to the target location.
Rm [Option] delete files and dire
Detailed description of the find command in linux and the linuxfind command
Http://blog.csdn.net/pipisorry/article/details/39831419
Find Syntax:
Find [start Directory] search for conditional operations
Find path option [-exec COMMAND {}\;]
Because the find command will perform recursive search on the files and Their su
Linux Command Line editing common shortcut keys (practical, General), linux Command Line
This article describes common shortcut keys for Linux Command Line editing.
Linux Command Line editing shortcut:
History display command history list
← (Ctrl + p) display the previous
string instead of an expression.
7. Delete
$sed ' 2d ' file #删除第二行
$sed ' 2, $d ' file #删除2-last line
$sed ' $d ' file #删除最后一行
Interpreting-help
Usage: sed [options] ... {Script (if no more scripts)} [Input file] ...
-N,--quiet,--silentCancel Automatic print mode space-e script,--expression= scriptAdd "Script" to the running list of programs-F script file,--file= script fileAdd "script files" to the running list of programs--follow-symlinksFollow soft links when modifying files directly-
Php command line usage getting started instance tutorial, php command line instance tutorial. Php command line usage getting started instance tutorial. php command line instance tutorial this article describes the php command line usage for your reference. The specific usage
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One: Locate commandThe Locate command is used to find a file that is faster than the search command, and it requires a database that is built by a daily routine work (crontab) program.Once we have established this database, we can easily search for the required files. Run First: UpdateDB (in that directory can be placed in the crontab) after the SLOCATE.DB database generated under/var/lib/slocate/can be qui
Wget in a Linux system is a tool for downloading files, which is used at the command line. For Linux users is an essential tool, we often have to download some software or restore from the remote server back to the local server. Wget supports the HTTP,HTTPS and FTP protocols and can use HTTP proxies. The so-called automatic download means that wget can be executed in the background after the user exits the system. This means that you can log on to the
How to use the Useradd command in a detailed Linux commandOriginal: http://blog.csdn.net/u011537073/article/details/51987121Linux System is a multi-user multi-tasking time-sharing system, any user who wants to use system resources must first request an account from the system administrator and then enter the system as this account. On the one hand, the user's account can help the system administrator to track the users who use the system and control t
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One linux command
The LS command is the most commonly used command under Linux. The LS command is the abbreviation for list. LS is used to print out the list of current directories if LS specifies a different directory then the list of files and folders in the specified directory will be displayed. The LS command not only allows you to
Tags: format shel com STC Space driver feature device without quotation marks(i) Types of files on Linux systemsIn the result of using the LS command, the leftmost one represents the file type:
-: Regular file, in other programs with F, you can continue to use the file command to view the general file type
D: Catalog file/directory
B: Block device file/block device, support random access in
Previous Blog We explained the Linux compression and decompression command, the most used is the tar command, because now a lot of source packages are. tar.gz format, through TAR-ZCVF can complete decompression. Then for the. zip format of the file, using the Gunzip command decompression, for the. zip format of the file, using the Unzip
The difference between a point command in the shell and the source command1 shell script Execution methodsThere are two ways to execute shell scripts, one is to create a new shell, and then execute the corresponding shell scripts, one that executes under the current shell and no longer enables other shells.The new way to create a shell and then execute scripts is to add a statement at the beginning of the scripts file: #!/bin/sh. The usual script file
Some people feel that the Linux command line operation is a very mysterious and difficult thing, in fact, as long as we calm down to understand the basic knowledge of Linux command-line operations, we will find that command-line operation is not as difficult as expected. The features of the command line operation can b
Shell Command Line Operation, shell Command Line1.1 shell prompt
[Me @ linuxbox ~] $
If the last character is "#", it indicates that the current terminal session has the superuser permission. Use the root user to log on or use a terminal that provides the superuser permission to obtain this permission.
The prompt is defined by the environment variable named PS1 (prompt string 1.1.2 auto-completion
Auto-comp
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