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parametersCOMMANDS commands that can be issued in this program when the program is executedFiles This program or data is used, referenced, or connected to some fileSee ALSO Other reference notes related to this command or dataEXAMPLE Some reference examples BUGS if there are related errorsCommon parameters for command shutdown for shutdown-T sec:-t plus seconds, indicating shutdown in a few seconds-K: Don't really shut down, just send a warning message out-R: Reboot after the system service has

different UID requirements. call/etc/profile.d/*.sh settings 15. Terminal Environment Configuration stty,set16. wildcard characters and special symbols wildcard characters: * represents 0 to infinity any character ? represents an arbitrary character NBSP [] represents a character within brackets [-] represents a character within a bracket range [^] Non-bracket characters Special symbols: # comments nbsp escape | Pipelines ; C

purpose is to let the reader can immediately see the content is particularly wonderful. This also helps the reader focus more: You may not be interested in the article, but flipping through the words that impress you will prevent them from turning upside down, back to the front, and looking back carefully. Finally, each article's page each side has the button, the left button may go to the previous article, the right button may go to the next article. These indicators subtly instruct readers t

restaurant to start eating, we must order, this time if the waiter and you say there is no menu, you want to eat what I say it, of course, this will be very funny and funny, the reality may not have such a thing. But for a website, it is very likely that this will happen, when Baidu to crawl our site, you do not set up a good chain, did not let Baidu have a good way to crawl your Web page, then the results can be imagined, Baidu will be very poor impression on your site, that you do not have an

Tags: Shell menuShell Script Menu Operation case:#!/bin/bashwhiletruedo#clearcatShell script Dish

12.1 What is a regular expressionThe regular expression is the method of processing the string, it is the behavior unit to carry on the string processing behavior, the regular expression through some special symbol auxiliary, can let the user easily

1, to prevent the computer virus intrusion, the necessary weapon is the need to install anti-virus software. Of course, users will now generally install antivirus software. Antivirus software can use rising. Kaspersky, 360 and other anti-virus

1, before the operation we want to ensure that the use of the computer is not poisoned, and then click "Start", in the pop-up menu select "Run", as shown in the following figure: 2, in the running window, we enter "notepad" instruction,

Introduction to login Files The login file records the activity information of the system, and by analyzing the information, we can solve the system errors and network problems. Login files are generally in the /var/log/ directory, in general

Brother Bird's Linux private dishes are divided into two volumes, respectively, the basic article and server chapter. First of all, I read the background of this kind of books. Bo Master (that is, I ^_^) University of the major is the Linux C

ASP multilevel Linkage menu, Multilevel linkage menu

Lua packaged APK This is packaged using the Cocos code IDE, followed by a package on eclipse First step: Environment configuration. Configures the path of the ANDROID-SDK,ANT,NDK. Step Two: Select your project file, right-click->cocos tool-> Add

One, directory related Operations is a special directory: . Represents the top-level directory -represents the previous working directory ~ represents the current user's Live folder ~accout representative account The home folder for this user

18. Number of directory connectionsWhen "file connection" is performed with a hard connection, 1 is added in the 2nd Field displayed in ls-l. The number of new directories is 2, the number of connections in the upper directory increases by 1. 19.

1. Restart under X window (logout + re-login)Alt + Ctrl + Backspace2. X window and command-line mode switchCtrl + Alt + F1 ~ F6: Text interface login Tty1~tty6 TerminalCtrl + Alt + F7: graphical interface Login3. Start Linux in plain text mode, how

24. vi, vim text processor/word ,? Word, dd, ndd, yy, nyy, p, P, I, Esc,: q !, : Wq,: setnuvim has the color display function and supports many syntaxes. the vim setting values of both C and shell scripts are generally stored in the/etc/vimrc file.

10. the meaning of directory properties r: indicates that you have the permission to read the directory structure List. Therefore, when you have the permission to read the r directory, you can use the ls command to list the contents of the directory

18. when the number of directory connections is hard-connected for file connections, add 1 in the 2nd Field displayed in ls-l. create a directory and set the number of connections to the new directory to 2, the number of connections in the upper

Previously, my Ubuntu system used to modify the grub menu by modifying the/boot/Grub/menu. lst file, but modifying the grub menu in Ubuntu9.10 is invalid. Later, I found that Ubuntu9.10 uses Grub2 and no longer uses the original menu. lst. Instead,

This post was last edited by tangdeli98 on 2013-12-16 14:08:46 Completely small white, just do desktop software, PHP completely useless. This is also someone's code, if I want to make a submission URL to pass parameters and perform check-in action,