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  • JS method to customize background color at any time on the page

    JS method to customize background color at any time on the page

    This article describes the method of JS to customize background colors at any time on the page. Share it for your reference. The specific implementation method is as follows: Copy the code code as follows:<HTML><HEAD><TITLE> JS implements custom backgroun
    2025-06-15
  • Node.js crawling Chinese web page garbled problem and solution

    Node.js crawling Chinese web page garbled problem and solution

    Node.js will have garbled problems when crawling Chinese web pages that are not utf-8. For example, NetEase's homepage code is gb2312, and garbled code copying code will be as follows: var request = require('request') var url = 'http://ww
    2025-06-15
  • How to prompt and open hyperlink a

    How to prompt and open hyperlink a

    Countless information on the Internet is essentially composed of HTML documents, and they are connected to the entire Internet through links. This is like flesh and blood to the human body. Only through meridians can they be connected together to form a c
    2025-06-15
  • AngularJS implements form validation

    AngularJS implements form validation

    Although I am not a front-end programmer, I understand how important it is to do a good job of verification on the front-end. Because in this way, the backend can take a more breath, and compared with the backend, the frontend can indeed improve the user&
    2025-06-15
  • JavaScript method to implement StringBuffer in Java

    JavaScript method to implement StringBuffer in Java

    This article describes the method of implementing StringBuffer in JavaScript. Share it for your reference. The specific details are as follows: The implementation of the Javascript StringBuffer class is to construct a StringBuffer class through prototype,
    2025-06-15
  • Simple online chat room based on javascript, ajax, memcache and PHP

    Simple online chat room based on javascript, ajax, memcache and PHP

    Online chatrooms is an online platform for communication with multiple people. With the invention and maturity of more and more new technologies, online chatrooms have also used various technologies. I would like to briefly summarize this article. First o
    2025-06-15
  • Setinterval() and clearInterval() JS functions call methods

    Setinterval() and clearInterval() JS functions call methods

    This article describes the calling methods of setinterval() and clearInterval() JS functions. Share it for your reference. The specific details are as follows: Copy the code as follows:
    2025-06-14
  • Two ways to implement trim() function in Javascript

    Two ways to implement trim() function in Javascript

    There are many places in JavaScript that we need to use trim, but JavaScript does not have independent trim functions or methods to use, so we need to write a trim function ourselves to achieve our purpose. Solution 1: Call it in prototype mode, that is,
    2025-06-14
  • Instructions for using http.get method in node.js

    Instructions for using http.get method in node.js

    Method Description: Since most requests are GET requests that do not contain the request body. Node.js provides a simpler way to request. The difference between this method and Http.request() is that the method only requests in GET mode and will automatic
    2025-06-14
  • Analysis of JavaScript event delegation technology example

    Analysis of JavaScript event delegation technology example

    This article analyzes the JavaScript event delegation technology in an example. Share it for your reference. The specific analysis is as follows: If there are a large number of buttons in an overall page, we have to bind an event handler for each button.
    2025-06-14
  • Two-way cross-domain plug-in sharing implemented by JavaScript

    Two-way cross-domain plug-in sharing implemented by JavaScript

    Due to browser (same-origin policy) limitations, the cross-domain issue of JavaScript has always been a very difficult problem. HTML5 provides the function of cross-document message transmission, and receives and sends information between web documents. U
    2025-06-14
  • JavaScript method and skills to obtain pseudo-Element attributes

    JavaScript method and skills to obtain pseudo-Element attributes

    CSS pseudo-elements are very useful - you can use it to create CSS triangles, use them on the prompt box, and you can also use them to complete many simple tasks without unnecessary HTML elements. In the past, the CSS attributes of pseudo-elements could n
    2025-06-14
  • Deep understanding of JavaScript series (39): Detailed explanation of the adapter mode of design pattern

    Deep understanding of JavaScript series (39): Detailed explanation of the adapter mode of design pattern

    Introduction Adapter mode (Adapter) is to convert an interface (method or attribute) of a class (object) into another interface (method or attribute) that the customer wants. Adapter mode allows those classes (objects) that were originally unable to work
    2025-06-14
  • JavaScript uses setInterval() function to implement simple polling operation method

    JavaScript uses setInterval() function to implement simple polling operation method

    This article describes the method of JavaScript using the setInterval() function to implement a simple polling operation. Share it for your reference. The specific analysis is as follows: Polling is a way for CPU to decide how to provide peripheral equipm
    2025-06-14
  • Plugins that support the placeholder attribute of Html5 under IE

    Plugins that support the placeholder attribute of Html5 under IE

    Placeholder is another attribute added to HTML5. When input or textarea sets this attribute, the content of this value will be displayed in the text box as a gray-word prompt. When the text box gains focus, the prompt text disappears HTML5 has made many e
    2025-06-14
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