command in linux

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About the CP command in Linux

0. CP command (copy file or directory)1. # CP [-adfilprsu] source file (source) destination (destination)2. # CP [Options] Source1 source2 source3 .... directoryParameters:-A (archive): equivalent to the meaning of-pdr; do not change all properties

Find command in Linux--Look up file name

1. Look for a file named "elm.cc" in a directoryfind/home/lijiajia/-name elm.cc2. Find files in the file name that contain a character (such as "Elm")find/home/lijiajia/-name ' *elm* 'find/home/lijiajia/-name ' elm* 'find/home/lijiajia/-name ' *elm '

The Find command in Linux is detailed

http://blog.csdn.net/pipisorry/article/details/39831419Problem:Find command found in Linux does not contain some directoriesThe Find command ignores methods of one or more subdirectoriesWhen searching with Find in Linux, it is sometimes necessary to

C language to write the LS command in Linux

[Reprint address: http://keren.blog.51cto.com/720558/144896]The LS command in Linux is primarily responsible for displaying the following information about the file: The inode value of the file, the permission information, the user and the group to

The Find command in Linux

FindBecause find has powerful features, it has a lot of options, most of which are worth taking the time to look at. Even if the system contains a network file system (NFS), the Find command works equally well in the file system as long as you have

sed command in Linux

SedSed means the stream editor, which is commonly used as a filter in shell scripts and makefile, which introduces the output of the previous program to the input of SED, which is converted to another format output through a series of editing

Basic application of TR command in Linux

The TR command can be seen as a simplified form of sed and can be used to replace deleted characters.Tr-translate or delete charactersCommon command formats are: Tr-c-d-s characters 1 characters 2 | -C | Substituting character 2 for characters

(ii) CRONTAB scheduled execution task command in Linux

In Linux, the tasks performed by the cycle are typically handled by the cron Daemon (ps-ef|grep cron). Cron reads one or more configuration files that contain the command line and its invocation time.The cron configuration file is called "crontab"

The Find command in Linux

1. Use the name option: The file name option is the most common option for the Find command, either by using the option alone or with other options. You can use a file name pattern to match files, remembering to enclose the filename pattern in

Description of the unzip command in Linux gzip and unzip

Linux commonly used compression commands have gzip and zip, two kinds of compression package end different: Zip Compressed after the file is *.zip, and gzip compressed file *.gz; The corresponding decompression command is gunzip and unzipgzip

Set command in Linux: "Set-e" and "Set-o Pipefail"

These two usages of set are often seen in the shell scripts in the work, but like many things in life, habits lead to neglect until problems arise. 1. Set-eThe- e parameter of the SET command, Linux comes with the following description:"Exit

Use the iftop command in Linux to view server traffic

Use the iftop command in Linux to view server traffic Introduction Iftop is similar to the top real-time traffic monitoring tool in Linux. Iftop can be used to monitor the network card's real-time traffic (network segment can be specified), reverse

Use of the source command in linux

Use of the source command in linux-general Linux technology-Linux technology and application information. The following is a detailed description. The source command is also called the "dot command", that is, a dot symbol (.). The source command is

Tip: Use the chmod command in Linux to change the permission

Article Title: tip: Use the chmod command in Linux to change permissions. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and

How to Use the find-perm command in Linux

Linux Command find-perm usage took some time to understand the-perm parameter of the find command in linux. Find-perm: find-perm modefind-perm-modefind-perm + mode. What are the differences between them? To explain the concept of File Permission bit

Ping Command in linux

In linux, the ping command in linux is used to check whether hosts on the network are working. When the ping command is executed, the ICMP transmission protocol is used to send the request response information. If the network function of the remote

How to use the top command in Linux (1)

I collected two articles about how to use the top command in Linux. In general, the top command is mainly used to view the usage of various processes and system resources in the Linux system. It is very useful in monitoring the performance of the

Notes on using the echo command in Linux

Notes on using the echo command in Linux 1. Instructions for using the echo command: echo sends the input string to the standard output. The output strings are separated by blank characters, and the line number is added at the end. Function: display

Use of the source command in linux

Use of the source command in linux Linux source command: Common usage: source filepath or. filepath Function: enables the current shell to read the shell file whose path is filepath and execute all the statements in the file in sequence. It is

Example of the syntax for using the tar command in linux, linuxtar

Example of the syntax for using the tar command in linux, linuxtar Syntax: tar [primary option + secondary option] file or directory When you use this command, the main option is required, and it tells tar what to do. The auxiliary option is used

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