I. INTRODUCTION
Unix system, as a powerful multi-user time-sharing operating system, has been applied in more and more occasions, and the requirements of UNIX system management are more and more, but the current Books on UNIX system management
Is UNIX used in daily office environments? Not necessarily very clumsy. Using the powerful functions and available system tools of Unix shell can greatly improve your work efficiency in the office.
Introduction
UNIX? The command line language is
Unix operating commands
Pan lei, Institute of Theoretical Physics, Chinese Emy of Sciences
Chapter 1 logon and exit
Before you log on, you must first apply for a user registration name from the system administrator. No matter which
With Touch This command, we can easily modify the date and time of the file, and can also create an empty file. However, it is important to note that even when we copy a file, all properties are copied, but there is no way to copy the CTime property.
With Touch This command, we can easily modify the date and time of the file, and can also create an empty file. However, it is important to note that even when we copy a file, all properties are copied, but there is no way to copy the CTime property.
Suppose you are a computer trained, the basic courses of computer science such as data structure, operating system, architecture, compiling principle, computer network you have all repairedI think it can be divided into 4 stages, level from low to
Suppose you are from a computer science class. you have completed all the basic courses of the computer science department, such as data structure, operating system, architecture, compilation principle, and computer network. I think it can be
The Linux touch command is used to modify the time attribute of a file or directory, including the access time and change time. If the file does not exist, the system creates a new file.Ls-l can display the time record of the file.SyntaxTouch [-acfm]
NAMETouch-change file Timestamps--changing the time History of filesSynopsisTouch [OPTION] ... FILE ...DESCRIPTIONUpdate the access and modification times of each FILE to the currentTime. --Use the touch command to change the date and time of a file
Assume that you are from a computer science class. You have completed all the basic courses of the Computer Science Department, such as data structure, operating system, architecture, compilation principle, and computer network.I think it can be
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