Redirection is a way to ensure that users always receive the pages they need. Redirection is the process of configuring a WEB server to emit a redirect message to a client (for example, HTTP 302) to instruct the client to resubmit the request for a
Introduction to Linux Shell wildcard, metacharacters, escape character usagesWhen it comes to shell wildcard characters (wildcard), they are often used when used. Here is an example:
1
1
Command substitution: $ (commands), ' command 'Touch./file-$ (date +%f-%h-%m_%s). txtThere are three types of quotes supported by bash:": Command substitution"": weak reference, can implement variable substitution': Strong reference, do not complete
The website replaces the domain name, uses the old domain name 301 to refer to the new domain name.
Setting the URL permanently from IIS can be, it looks easy, and it takes a while to discover that the parameters are not on.
From the Microsoft
Here is an example:
The code is as follows:
[Chengmo@localhost ~/shell]$ ls
A.txt B.txt C.old
#2
[Chengmo@localhost ~/shell]$ ls *.txt
A.txt B.txt
#3
[Chengmo@localhost ~/shell]$ ls d*.txt
LS: Unable to access d*.txt: No file or directory
The shell is a command interpreter that provides interaction between the user and the machineSupports specific syntax, logical judgments, loopsEach user can have their own specific shellCentos7 default shell is bashand Zsh and Ksh.Yum List|grep
Five Week third session (January 10)
8.1 Shell Introduction
8.2 Command History
8.3 Command Completion and aliases
8.4 Wildcard Characters
8.5 Input and output redirection
Shell IntroductionThe shell is a command
8.1 Shell Introduction.Find out if there are any of these 2 installation files8.2 Command HistoryRing Qianjing 1000, so only 1000 records can be saved‘Sometimes more than 1000, that is because the input command has not been written into this file,
Features that are useful in bash environments: wildcards, escape characters, and special characters are described belowOne, wildcard characters A wildcard is a special statement that has an asterisk (*), a question mark (?). And so on, used to
The study of wildcards is a bit of a sense of laying the groundwork for regular expressions ... Python has learned regular expressions before, so this blog is still very quick to learn.Special Symbols|#pipe character, or (regular)>#Output
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