JS Variable declaration Promotion

First, scopeIn JS, the scope is the area within the function, called the functional scope.Second, variable declarationBefore ES6, a variable was declared through Var, but after ES6, two more keywords were added to declare the variable: letand

404 problem with Access when the URL contains a Chinese path

/*** Text character encoding conversion in URL *@paramURL with Chinese characters in URL *@return */ Public Staticstring getchineseuricode (string url) {if(Validateutil.isempty (URL))Throw NewAppexception ("URL cannot be null"); Matcher Matcher=

Web Easy Slide Page loader (Function)

The paging loader function pagingload (options) {//Page load if (!document.getelementbyid (' Load_txt ')) {this.loadtxt = Document.createelement (' div '); loadtxt.id = "Load_txt"; loadTxt.style.textAlign = "Center";d Ocument.body.appendChild

New usage of CSS selectors

Previous wordsNow, the preprocessor (such as sass) seems to have become standard for developing CSS, just as jquery was developed as standard for JS a few years ago. JS's queryselector draw on the idea of jquery's selector, CSS selectors also draw

The choice of JS frame made by H5 chess platform

The JS frame selection of H5 chess Platform (AQIULIAN.COM/H5) This paper mainly chooses Construct2, Imactjs, Limejs, Gamemaker, Createjs, Lycheejs, Crafty, Three.js, Melonjs, Turbulenz, Quintus, COCOS2D-HTML5, etc. have a brief introduction and

On PHP framework design pattern and the defects of MVC

The current mainstream PHP framework design patterns are MVC patterns, such as Yii or CodeIgniter, are received by the Controller page request, and communicate the model and the interaction of the view. If we think of the whole site as a matrix, the

"CSS Animation practical Tips" course notes

OverviewThis is my course note on practical tips for learning CSS animationsCommon animation Properties--transition .change img{ display:block; width:300px; height:284px; opacity:0;

Visual.Basic.NET Project Development Practice PDF

: Network Disk DownloadThis book focuses on the new features of the Visual Studio.NET framework and the IDE's integrated development environment, fully object-oriented functionality, visual programming, and inheritance, which Microsoft has launched

Ajax cross-domain principles and solutions

Generation of cross-domain requestsCross-domain requests are ultimately due to the browser's "homologous policy", which refers to, 域名相同 , 协议相同 端口相同 , and fake http://www.a.com/test.html , the following example domain names are differenthttp://demo.a.

Webpack Performance Optimization Summary

I. Narrowing the search scope of a file The optimization loader configuration uses configuration items include and exclude as high a probability as possible to hit files, reducing the time to webpack matching files. We can configure

Two ways to exclude certain properties when JSON serialization (Stringify) objects

The JSON object of JavaScript itself has functions of serialization and deserialization, and for parse and stringify, we typically use these two functions to persist JSON objects.Such as:var persion = {Username: "Kris",Password: "1234567890"}Alert

Mac Configuration apache2.4.25 Server

It took a long time today to configure Apache, referring to some of the blog post combined with their actual configuration situation, summarized as follows:First, enter "Open/etc" under terminal, open Apache2-httpd.conf, modify Apache configuration

[PY] [mx]xadmin Registration switch principal function and site name modification

Register subjectusers/adminx.pyfrom xadmin import viewsclass BaseSetting(object): enable_themes = True use_bootswatch = Truexadmin.site.register(views.BaseAdminView, BaseSetting)Site name Modificationfrom xadmin import viewsclass

Reproduced Webdriver Working principle

Reprinted from: https://www.cnblogs.com/testermark/p/3546287.htmlHow the Webdriver works:In our new webdriver process, selenium first confirms that the browser's native component is available and has a version match. Then launch a full set of Web

JS processing Chinese garbled records/nodejs+express error 413

In the AJAX submission of data, due to the Chinese full-width characters and so on, the server side received after the display garbled, the specific performance is: \u00000\u000023 and so on (I want to restore the wrong scene, altogether appear, and

NET Distributed System: Introduction to the overall framework of the system

This article reproduced in: https://www.cnblogs.com/Andon_liu/p/5353488.html First, the purpose of designIn. NET platform development system for more than 8 years, has been thinking about building. NET Distributed System architecture. The

JS Prototype learning Journey (i) one diagram understanding the prototype chain relationship

At present is learning JS prototype thought (accurate from yesterday 2018.1.29 to formally contact), pondering two days, in the Chrome console constantly knocked a lot of code test __proto__ and prototype relationship, have a little harvest (see, as

Nodejs Guides (Thu)

EVENTSEvents Module API InstanceConst Eventemitter = require (' Events '); class Myemitter extends Eventemitter {}//EventListener invokes all listeners synchronously in the order in which the listener is registered. //Therefore, you need to ensure

Loadrunder Script--web_submit_data Implementation submit POST request

OverviewThe Web_link () and Web_url () functions are page-accessible functions that implement the Get method in HTTP requests, and use the Web_submit_form or Web_submit_data () function if you need to implement the Post method. When the request is

HTML5 Picture Preview Zoom In

picture Preview HTML5 Picture Preview enlarged

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