Scss and less px turn REM

1 Set the default character size first2 scss notation:@function t ($px) { @return $px/50px * 1rem;} P { width:t (20px);}3 Less notation:@r:50rem;p{ 20/@r;}4 after compiling:p { 0. 4rem;}Scss and less px turn REM

Ajax solves cross-domain issues

Add the following code in the PHP fileSpecifies that other domain names are allowed to access the header (' access-control-allow-origin:* '); Response type header (' Access-control-allow-methods:post '); Response header Set header ('

Nodejs download to a different disk environment configuration + build of the first HTTP server

In short, node. JS is the JavaScript that runs on the server. node. JS is a JAVASCRIPT runtime environment based on the Chrome V8 engine. node. JS uses an event-driven, non-blocking I/O model to make it lightweight and efficient. NPM is its package

. NET displays the code for today's lunar calendar!

The original Published time: 2010-04-11--from my Baidu article [imported by moving tools]Using System;Using system.globalization;//Namespace Project.chinadate{///Show today's Lunar class///PublicClass Cndate{Private DateTime m_date; Today's

Conposer Phpmailer e-mail

Put "Phpmailer/phpmailer": "~5.2" under Conposer.json.Command line Execution conposer update the Phpmailer folder appears under VendorEnter vendor/composer/autoload_classmap.phpCopy a rowWrite the last line, then the controller use Phpmailer;$mail =

Python Learning argparse Parsing script parameters

Argparse is the recommended command-line parsing module in the Python standard library, which often requires parsing script parameters, which is a handy tool module to get rid of the manual system.argv. This article and everyone to share is python

HTTPS related knowledge

ConceptHTTP(Hypertext Transfer Protocol Hypertext Transfer Protocol)Sending content in clear text, without any data encryption, is a standard (TCP) for client and server-side requests and responses that transmits hypertext to the local browser's

Hibernate configuration file

xml version=‘1.0‘ encoding=‘utf-8‘?>       "-//Hibernate/Hibernate Configuration DTD 3.0//EN""http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">hibernate-configuration>    session-factory>                property

JS gets the value of FCKeditor

No need to reference any additional JS files on the page//Get HTML content in editorfunctiongeteditorhtmlcontents (editorname) {varOeditor =fckeditorapi.getinstance (editorname);return(Oeditor.getxhtml (true));}//get text content in

Path in PHP '. ' and ' ... ' There are also './' and '. /'

./current directory (the directory where the current execution file is located).. /Parent Directory/This is the root eye.File name/ sibling directoryExample1, cart under the index.php1) to refer to Public->css->index.css ,2) refer to header.php 2,

PHP design mode single-instance mode

First, what is a singleton modeSingleton mode is a kind of common software design pattern. In its core structure, there is only one special class that is called a singleton. The singleton mode ensures that there is only one instance of a class in

Nginx PHP dynamic compilation loading module.

#Nginx动态编译加载模块步骤#查看目前Nginx版本及编译模块#[[email protected] ~]#/opt/app/lnmp/nginx-1.12.0/sbin/nginx-v#nginx version:nginx/1.12.0#built by GCC 4.8.5 20150623 (Red Hat 4.8.5-11) (GCC)#built with OpenSSL 1.0.2k Jan 2017#TLS SNI Support Enabled#configure

JS Learning summary----TAB encapsulation

The HTML for this plugin is structured as follows  page card one page Card two Page Three 1 2 3 4 content two content

FIX: My97datepicker date plugin reference in PHP file MaxDate and MinDate control failure problem

Development environment:Language: PHPFrame: thinkphpProblem: When referencing plug-in My97datepicker, you want to implement: the start date cannot be greater than the end date, and the end time cannot be less than the start timeStep One, View

$.ajax error message

$.extend ({ gethtml:function(url,callback) { $.ajax ({ dataType:"html" , Url:url, timeout:success:callback, error:function( XMLHttpRequest, Textstatus, Errorthrown) {

Several ways to implement timed tasks in PHP

About timed tasks, previously known one of the most commonly used: Crontab timed tasks. It is implemented by Linux timed tasks. Today, I know another way to implement the timing mode of PHP, summed up a bit.One server Scheduled taskServer timing

Optimized JS script design to prevent the browser from suspended animation

In web development, often encounter the browser does not respond to events into suspended animation, or even pop up "script run too long" prompt box, if this situation indicates that your script is out of control, you must be optimized.Why does this

PHP How to get the current host, domain name, url, path, port and other parameters

Lab Environment:Test the domain name Daxiangtravel.com,apache root directory/mnt/, test the directory/mnt/qa/test, the test file is named index.php.Get the code:Get current directory: 1234 getcwd();// /mnt/qa/testdirname(__FILE__

A good tool for web front-end development sublime

Sublime is a text editor, but he can become a powerful IDE after he has assembled many plugins.Next, how to install and basic useGo to the official website first download sublimeHttps://www.sublimetext.com/33126 the corresponding registration code

Mac PHP Install third-party extensions Trie_filter

PHP installation do not bring Enable-debug brew install php56--with-fpm;Trie_filter downloaded from git, link https://github.com/wulijun/php-ext-trie-filterDownload the PHP source code, enter the source code of the Ext directory to execute./ext_skel-

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