file timestamp

Some Considerations for Linux 1. linux下严格区分大小写LsSummary: Lists a list of files or directories. -LS lists all files in the current directory by default.-LS-L (Long) view files in long format.-LS-D (Directorys) to view the directory.-LS-F: Marks the

1.mkdir Create directoryParameters:-P recursionExample: Mkdir/data (Create a directory named data)Example: Mkdir-p/data/oldboy (continuous creation of data and Oldboy directories,-P option allows you to create multi-level catalogs at once )2. LS

Problem descriptionNimbus and supervisor automatically hang on the storm test environment cluster, display no space for device when restarting, and cannot create, add files and directories, df-h viewIlesystem Size used Avail Use%

PHP 5.5.0 and subsequent versions have been bundled with the Opcache extension, only need to compile the installation, if you use the--disable-all parameter to disable the default extension of the build, you must use the--enable-opcache option to

Apt-get:The Debian system's package management program (the graphical front end is the new one), will automatically help you handle dependenciesMost commonly used parameters:update--with your software source (listed in/etc/apt/sources.list) to

Dll:dynamic Link Library. so:shared ObjectCertification: AuthenticationAuthorization: AuthorizationAudit: Audition (log)Prompt, command prompt:Command:Magic Number: Magic NumbersShebang#！ /bin/bash Directory Directory:: File, Path

(i): Linux system root directory structureThe concept of "filesystem" in the Unix-like system contains two meanings, the first is "root file System" and the second is "Storage class file System". The latter concept is basically the same as the

After the previous study, probably understand the computer composition principle and some knowledge of the operating system. Although this knowledge is trivial, pieced together, in the future work and study still need to have a deep understanding.

First , take a look at the file's properties on time before naming touch. the following files are viewed through the stat command:[Email protected] test]# stat F1 File: ' F1 ' size:34 blocks:8 IO block:4096 regular Filedevice: fd00h/64768d inode:7275

Problem Description:The error occurred while running a script yesterday,Resolution process:Asked the elder to know that the script was edited under Windows, need file conversion to run, and told me to use the Dos2unix command to convert.Through the

Brief introductionA file system is a logical collection of all the files on a partition or disk.The file system contains not only the data in the file but also the structure of the file system , in which all Linux users and programs see files,

Brief introductionA file system is a logical collection of all the files on a partition or disk.The file system contains not only the data in the file but also the structure of the file system , in which all Linux users and programs see files,

file Folder Operations Command++++++++++++++++++++++++++++++++++++++++List enter display folder ls CD pwdCreate a move delete file mkdir rm rmdir MV CP Touchview File Cat nl More Less head tail++++++++++++++++++++++++++++++++++++++++=============ls==

Turn from:http://www.ruanyifeng.com/blog/2011/12/inode.htmlhttp://blog.s135.com/post/295/http://hi.baidu.com/leejun_2005/blog/item/d9aa13a53b3af6e99152ee7e.html First, what is the inode?to understand the inode, start with the file storage. The file

Directory-related commands)MkdirRole: Make directories Create directorySyntax: mkdir [options] Directory nameOptions:-P Cascade Create directory if the target directory already exists without error=====================================================

Page up the command line:shift+pageup  view path :echo  $PATH view classpath:echo  $CLASSPATH   command line clear: Clear The  ps command (process Status) is the most basic and very powerful process view command. grep (Global search Regular

Usage: Install [options] ... [-t] source file destination file Or: Install [options] ... Source file ... Directory Or: Install [options] ...-t directory source files ... Or: Install [options] ...-D directory ... This install copies files

Linux touch commands are not commonly used and may be used when using make, to modify the file timestamp, or to create a new file that does not exist. 1. Command format: touch [Options] ... File... 2. Command parameters: Only the access time is

Descriptive narrative of the problemOn the storm test environment cluster Nimbus and supervisor themselves actively hang the tune. Show no space for device when restarting, also cannot create, add files and folders, Df-h viewIlesystem

Basic principles of Linux:1. Consisting of small programs of a single purpose 2. All documents 3. Avoid capturing user interfaces 4. Save the configuration file in text formatGpl:general public liscense Gnu:gun are not UnixGui:graphical user