mktemp is used to create temporary files, and the temporary files created are unique for shell use. By default, mktemp will create a temporary file in the local current directory. When creating a ...
The cut command has two main functions. The first is to display the contents of a file, and the second is to connect multiple or multiple files. If the file parameter is not specified, the command...
The cmp command is used to compare two files of any type. If the two files are the same, no information will be output by default. If the two files are different, the character and column...
The function of which command is to search for the location of a system command in the path specified by the PATH variable and return the first search result. Operation and maintenance personnel o...
The alias command is used to set the alias of the instruction. We can use this command to simplify some longer commands. When using alias, users must use single quotes '' to enclose the original co...
The hwclock command is a hardware clock access tool, which can display the current time, set the time of the hardware clock and set the hardware clock to the system time, or set the system time to ...
The full English name of the chfn command is "change finger", which is used to change the information displayed by the finger command. This information is stored in the passwd file in the...
The English of the rcp command is "remote file copy", that is, remote file copy, which can make the file copy operation between two Linux hosts easier. With proper configuration, copying ...
The more command is used to display the content of a longer text file (which cannot be displayed on one screen) on a split screen, and supports positioning keywords during display. For text files w...
The md5sum command is used to generate and verify the md5 value of the file. It will check the contents of the file bit by bit. It is the content of the file and has nothing to do with th...