HTML CSS Selector Grammar learning notes

Related content:CSS Selector usage: The syntax of the selector Tag Selector Class Selector ID Selector Grouping of selectors Nested selection Property Selector Sub-Tag Selector Adjacent sibling selector

Shiro Integrated WEB02

INI fileUrl matching method? Match a character/admin? Can match/admin1/admin2 but not match/admin12/admin* Match 0 or one or more characters/admin* can match/admin/admin1/admin12 but not match/admin/abc* * Match 0 or more paths/admin/** can

The principle analysis of one line JS code

Besides this line of code, let's preview the knowledge first.We all know that the computer operating system is divided into 32-bit or 64-bit. So what does this 32-bit or 64-bit mean? In fact, to explain it is not difficult, in fact, this is the

Web performance optimization "Data"

In order to solve the recent project encountered the performance bottleneck, spent a lot of effort to overcome the Web performance of the relevant optimization scheme, collated some information, share to everyone.Blog Web page Performance

Apache supports PHP, and virtual host settings

Edit configuration file ApacheError after defining sercernameModify the configuration file of the PHP module to turn off aAccess failedFirst, see if the IP is a pass-throughTo see if the port is a pass-throughTurn on TelnetControl

A net intern's first blog post

To work fast two months, growth of course, there are some, but there are a lot of bad, a lot of things may not be in-depth understanding, can only do some simple functions, and then sometimes may be less efficient, the head more like disorderly

From TCP to Netty (i)

found that they have some problems for nearly a year, they have learned a lot of the source code, read a lot of technical books, but they are not memory, always over time will forget, forget to start from scratch to chew the source, gnawing books.

Idea uses live template to add groovy scripts to methods, classes, JS methods to add comments (reproduced)

Idea Add live Template:File->setting->editor->live TemplatesAbbreviation:*Template text:* * $context $ */ Set context content:Edit variables->default ValueGroovyscript ("c:\\ideacommentlivetemplate.groovy", Currentpackage (), ClassName (),

PHP calculates the number of fools

Description of the ugly numberA positive integer containing only the factor 2,3,5 is called an ugly number, such as 4,10,12 are ugly, and 7,23,111 is not an ugly number.The method of judgment is first except 2, until it cannot be divisible, and then

Ajax cross-domain full explanation

Ajax cross-domain full explanationToday, I learned the Ajax cross-domain completely on the web of Mu class: https://www.imooc.com/learn/947When I was collecting Ajax interviews, I actually had a cross-domain problem with Ajax, and when I learned why

Configure HTTPD to support PHP and test lamp success.

First, the quota system httpd support PHP The Apache master configuration file is:/usr/local/apache2/conf/httpd.conf Configuration Process Step 1:[[email protected] ~]# vim /usr/local/apache2/conf/httpd.confSearch ServerName ,

ASP two Nginx Supervisor load, monitor

ASP. NET core load Balancing cluster build (CENTOS7+NGINX+SUPERVISOR+KESTREL) ASP. NET core runs on Linux, but the command line exits, the program stops, and the monitoring and load problems of ASP. The reference connection will be explained here:

Escape, encodeURI and encodeURIComponent differences

1. Escape is a string encoding that has not been encountered in the actual scenario2. The URL change or URL parameter encoding, often used to encodeURI and encodeuricomponent, the difference is the encoding range is different:The encodeURI method

CSS Rendering (iii) colors and backgrounds

Color applications are mainly divided into the foreground color, background color and transparent three parts. First, the foreground sceneryColorColor foreground colorValue: | InheritInitial value: User Agent-specific valueApplies to: all

JSOI2007 Summer Camp Exam Tour

Title DescriptionSuccessfully passed the test of the yellow pharmacist, the following can enjoy a tour of Peach Island!You have to start from the Xi ' an island to the east, and then leave at the pier in Tung Tau. But when you play once, found the

Nodejs Command line Interaction Magic Yargs

Portal:# Examplehttps: // github.com/yargs/yargs/blob/master/docs/examples.md # website http: // yargs.js.org/ # Githubhttps: // Github.com/yargs/yargsExample1:Index.jsConst Yargs = require ('yargs')const argv = Yargs.alias ('n''name'). Alias ('

Bootstrap Learning Notes (i) HTML &CSS basics

1. Features: Remove a margin statement from body Set body's background color to white Basic font, font size, and line height are set for typesetting Sets the global link color, and the underline style is displayed when the link

Asp. The differences, advantages and disadvantages of NET and ASP.

As we all know, in the history of the development of Microsoft's programming language, ASP. NET is an important stage of development, it has the advantages of rapid development, clear level, but the biggest drawback is that it is gradually discarded

Solve the problem that PyCharm cannot display matplotlib plotting.

Solve the problem that PyCharm cannot display matplotlib plotting. Recently started to contact matplotlib, 1. First install the matplotlib Library and other libraries on which it depends, such as numpy, scipy, and pandas. 2. Start simple coding and

Use Prettier To Format JavaScript code

Use Prettier To Format JavaScript code If you have programming experience, you should be very clear, it is difficult to make the code concise and clear, and make different code writing styles consistent in a project. Even if you have spent a lot of

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