Linux basic commands (2) commands on disk space, linux disk spaceDisk Space commands
Command
Function
Mount
Mount a File System
Umount
Detach a mounted file system
Df
Check the disk space of each hard disk partition and mounted
In the previous sections, we have divided Linux commands into several parts based on their functions in the system. However, there are still some commands that are difficult to classify, but learning them is the same
In the previous sections, we have divided Linux commands i
Common Linux commands and common linux commands
1. User-relatedUseradd [user name] create a userPasswd [user name] change the password for the userSu-User Name SwitchingExit to the root user
2. Create files and directories(1) create a file: touch [file name](2) create a directory: mkdir (make directories)Mkdir-p [direc
Linux commands-system management commands
I. Installation and logon commands
Login1. RoleLogin is used to log on to the system and has the permission to all users.2. Format
Login [name] [-p] [-h host name]3. Main Parameters
-P: notifies login to retain the current environme
. Linux one of the command-line tools that provides an actual memory size that is already used and shared in the system, attempting to provide a more reliable current Memory use the data. 1. $ smem–m2. $ smem–m–p | grep Firefox3. $ smem–u–p4. $ smem–w–pthe above-mentioned various monitoring test commands are all their own responsibility, non-interference. The ope
Common commands for Linux O M: du and Common commands for linux: duThe commonly used du-sh * Linux du command is also used to view the space, but unlike the df command, the Linux du command is used to view the space used by files
Common Linux commands (22) and common linux commands
The chmod command is used to change the access permissions of linux system files or directories. Use it to control access to files or directories. This command can be used in two ways. One is the text setting method that c
Linux search commands and Linux search commands
Which command Which is used to find system commands, such as ls and cat. It is searched from the folder specified by the PATH variable. When the specified folder contains a binary file with the same name as the command, the pa
Reference from Linux command DaquanTo see if the shell command is a shell built-in command, use the type to determine:
$ Type cdCD is a shell builtin$ Type pingPing is/bin/ping
All built-in commands are as follows:ShThe shell command interpreter trap specifies the action to be taken after receiving the signal let's simple calculator seq
I. Linux basic management commands and Linux management commands
1. Shutdown and restart command
(1) shutdown command: shutdown [Option] Time
Option:-c. Cancel the previous shutdown command.
-H Shutdown
-R restart
Example: shutdown-h now # shut down immediately, root User
+ 10 # shutdown in 10 minutes
# Define the ab
The first day of linux study, commonly used commands 1, commonly used linux commands
Basic Principles of linux:1. composed of a single free applet, the applet is combined to complete the tasks in charge.2. Everything is a file,3. Try to avoid capturing user interfaces. That
Common Linux commands (28th) and common linux commands
The diff command is an important tool in linux. It is used to compare the content of files, especially files of different versions, to find the changes. Diff prints the changes of each line in the command line. The lates
Linux File Management commands and linux commands
File command and Its Usage
File: Type of the file content.
Du command and Its Usage
-S:
-H:
Read command and usage
Describes the relationships and differences between the three open source protocols GPL, BSD, and Apache.
Free Software
Open source agreement, copyright d
Five search commands in Linux and five search commands in Linux
Recently, I am studying Linux. Below are some notes.
When using a computer, you often need to find files.
In Linux, there are many ways to do this. The foreign websit
The command format for Linux is generally: command [-options] [parameters], such as ls-la/etc, you need to note:1) Individual commands are not used in this format, 2) when there are multiple options, can be written together; 3) There are simplified options (-) and full options, such as-a equals-all.(1) LSThe function of the LS command is to display the directory
Basic Linux commands and Linux commands
Compression and decompression commands
Compression: tar-zcvf appName.tar.gz. date appFileName (for example, tar-zcvf rc.tar.gz. 0513 rc)
Decompress: tar-xvf tarFile
Tar command details:
Tar package compression;
first, and configuration file help is the fifth. ViewUse man 5 passwd to help with the passwd configuration file6. View help info [any keyword]Linux and UNIX7. Obtain the role of the short Index Command and the location of the command (brief information) whatis-- Help: Only LIST Command OptionsApropos [configuration file] is equivalent to man-KWhen you use whatis and apropos, you need to use the index database. If an error occurs when you use these t
Common Linux commands (20) and common linux commands
When you use the-exec option of the find command to process matched files, the find command passes all matching files to exec for execution. However, some systems have limits on the length of
2. Common Linux operation commands (1) and linux operation commands
BASH: It is the GNU Bourne Again Shell, which is the default Shell on the GNU operating system.
Bourne Shell: Shell developed by Bell lab.
Korn Shell: It is the development of the Bourne Shell and is compatible with the Bourne Shell in most aspects.
C
The command format for Linux is generally: command [-options] [parameters], such as LS-LA/ETC, you need to note the following: 1) Individual commands are not used in this format, 2) when there are multiple options, can be written together; 3) there is a simplified option (-) and a full option, such as-a equals-all.(1) LSThe function of the LS command is to displa
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