& Linux Command

Apt is a Linux command for the Deb package-managed operating system that is used to automatically search, install, upgrade, uninstall software or operating system from the Internet's software warehouse. Apt commands generally require root permission execution, so generally follow the sudo command example: sudo apt xxxx under the apt use method of the detailed guide, for everyone to see the use of apt install &http://www.aliyun.co ...

PHP invoke Linux Command details/* The function to invoke Linux commands in the PHP tutorial is string exec (String command, string [array], int [return_var]); such as exec ("VPOPMA ...")

Function Description: Create or modify a stored file, or extract files from a saved file. Syntax:ar[-dmpqrtx][cfossuvv][a< member file >][b< member file >][i< member file >][file [member file] Supplemental Note: AR allows you to assemble many files and become a single, stored file. In a saved file, all member files retain their original attributes and permissions. Parameter: Instruction parameter &http://www.aliyun ....

Function Description: In the MS-DOS file system, move the file or directory, or change the name. Syntax: mmove&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [Source file or directory ...] [Target file or directory] Supplemental Note: Mmove for mtools tool instructions, analog MS-DOS move instructions, can be moved to the MS-DOS file system in the existing file or directory, or more ...

Feature Description: Copy MS-dos files to the Linux/unix directory. Syntax: mread&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [MS-dos file ...] [Linux files or directories] Supplemental Note: Mread for Mtools tool instructions, can copy MS-dos files to the Linux file system. This instruction is now not commonly used, a ...

Feature Description: Change the name of an MS-DOS file or directory, or move a file or directory. Syntax: mren&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [Source file or directory ...] [Target file or directory] Supplemental Note: Mren is an MS-DOS tool directive that simulates MS-DOS Ren instructions to change the MS-dos file or directory name. In addition, Ren can also move the text ...

Use Rights: All user usage: cut-cnum1-num2 filehttp://www.aliyun.com/zixun/aggregation/11696.html ">name Description: Show each line from the beginning Count Num1 to num2 text. Example: Shell>> cat Exa ...

Function Description: Test and display mtools settings. Syntax: mtoolstest Supplemental NOTE: Mtoolstest is a mtools tool instruction that can read and analyze Mtools configuration files and display results on the screen.

Function Description: Delete staging file. Syntax: tmpwatch&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-AFQV] [--test] [Overtime] [Directory ...] Supplemental Note: Execute tmpwatch instruction to delete unnecessary staging files, you can set the file extended time, the unit in hours. Parameters:-A or--all delete any ...

Function Description: Output file contents. Syntax: od&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-ABCDFHILOVX] [-A < codes base] [J < character number] [-N < number of characters] [-S < string characters] [-t& ...

Feature Description: Specifies the default permission mask when creating a file. Syntax: umask&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-S] [Permission Mask] Supplemental Note: Umask can be used to set the [permission mask]. A permission mask is composed of 3 octal digits, which, when the permission mask is removed from existing access permissions, can produce preset permissions when the file is created. Parameters: &n ...

Function Description: Remote copy file or directory. Syntax: rcp&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-PR] [source file or directory] [Target file or directory] or rcp [-pr][source file or directory ...] [Target file] Supplemental Note: RCP instructions are used to copy files or directories remotely, such as specifying more than two ...

1. A string indicating the output response of the command. Yes responds to the "Y" character, which specifies the character. 2. Path/usr/bin/yes 3. Syntax yes [--help] [--version] string 4. parameter--help display Help characters. --version display version Information 5. The relevant commands are not 6. For an example, [root@bixuan/] #yes "OK"//Response "OK" string. The results of the command execution are as follows: Okoko ...

Function Description: http://www.aliyun.com/zixun/aggregation/18137.html > Delete files or directories. Syntax: RM [-dfirv][--help][--version][file or directory ...] Supplemental Note: Perform RM directives to delete files or directories, and if you want to delete the directory you must add the parameter "-r", otherwise the preset will only delete the file. Parameters:-D or-...

Function Description: Zip/jaz disk drive control instructions. Syntax: mzip&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-EFPQRUWX] Supplemental Note: Mzip is a mtools tool directive that can set the protection mode of a ZIP or Jaz disk drive area and perform an exit disk action. Parameters: E & ...

Function Description: Displays the working directory. Syntax: pwd&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [--help] [--version] Supplemental Note: Executing the PWD directive immediately informs you of the absolute path name of the working directory in which you are currently located. Parameters:--help online Help. &...

Function Description: Ext2 file system editing program. Syntax: Ext2ed added: ext2ed can directly handle the data on the http://www.aliyun.com/zixun/aggregation/10608.html "> Hard disk partition, which is provided only by Red Hat Linux. Parameters: General instruction setdevice[device name]&NB ...

Function Description: Establish MS-DOS file system. Syntax: mkdosfs&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [CV] [F <fat Number] [F <FAT Record Unit] [-i < disk serial number] [-l < filename] ...

Function Description: Check the file system and try to fix the error. Syntax: fsck.ext2&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-acdffnprsstvvy] [B < zoning first magnetic field address] [B < block size] [-C < anti-narrator] [-i&nb ...

Function Description: Same as MKE2FS. Function Description: Establish ext2 file system. Syntax: mke2fs&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-CFMQRSVV] [B < block size] [F < discontinuous section size] [-i < byte] [-n&nb ...