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  • Tips for modifying browser tab titles in JavaScript

    Tips for modifying browser tab titles in JavaScript

    Modifying the title of a tab or window is an older practice. Gmail uses it to prompt users for new chat messages. When a new page is loaded through AJAX, this site also uses it to update the tab title. How did this be done? At that time, it was set by set
    2025-04-30
  • html tag default style sorting

    html tag default style sorting

    html, address,blockquote,body, dd, div,dl, dt, fieldset, form,frame, frameset,h1, h2, h3, h4,h5, h6, noframes,ol, p, ul,
    2025-04-30
  • JavaScript implements table sorting, editing, drag and drop scaling

    JavaScript implements table sorting, editing, drag and drop scaling

    Simple table sorting allows you to double-click to edit custom editing rules. You can drag columns to replace columns. You can push the borders to scale the column width. The code is as follows:
    2025-04-30
  • When installing plug-in using npm, install Error: Solution to ENOENT error

    When installing plug-in using npm, install Error: Solution to ENOENT error

    When installing the extension plug-in using npm install, the system prompts "npm install Error: ENOENT, stat 'C:Users<username>AppDataRoamingnpm'". The installation process was smooth before, and this did not happen. My solution he
    2025-04-30
  • Javascript Learning Notes Functions (III): Closures and References

    Javascript Learning Notes Functions (III): Closures and References

    One of the most important features in Javascript is the use of closures. Because of the use of closures, the current scope can always access external scopes. Because Javascript has no block-level scope and only function scope, the use of closures is close
    2025-04-30
  • JavaScript implements modification of the title content shared by WeChat, etc.

    JavaScript implements modification of the title content shared by WeChat, etc.

    The code is super simple, so I won’t talk much nonsense here. Please read the comments yourself and present the code: Copy the code as follows: <script>//微信分享var wimg = "分享图片网址123";var wurl = "分享网址123";var wdesc = '分享内容123'
    2025-04-30
  • A brief discussion on string String and array Array in javascript

    A brief discussion on string String and array Array in javascript

    Simply put, string is a character (string).. and array is an array. You can put numbers, characters and other things!! Previous example: The code is copied as follows: var str = "liuzhanqi";document.write(str["length"]);// etc.
    2025-04-30
  • DD DT DL tag usage example

    DD DT DL tag usage example

    We usually use the <ul><li> tags, but the dd and dt tags are also quite good, especially when publishing programs, you can use it to type the list of function modules or other functions.<dl> < /dl>< dt>< /dt>< dd>< /
    2025-04-30
  • A brief discussion on JavaScript function throttling

    A brief discussion on JavaScript function throttling

    Some calculations and processing in the browser are much more expensive than others. For example, DOM operations require more memory and CPU time than non-DOM interactions. Trying to do too many DOM-related operations in succession may cause the browser t
    2025-04-30
  • Instructions for using fs.write method in node.js

    Instructions for using fs.write method in node.js

    Method description: Write to a file (according to the file descriptor), the function is similar to fs.writeFile(), but this method provides a more underlying operation. It is recommended to use multiple fs.writeFile() in actual applications. This method h
    2025-04-30
  • Instructions for using fs.createWriteStream method in node.js

    Instructions for using fs.createWriteStream method in node.js

    Method Description: Returns a WriteStream object (writable stream). Syntax: Copy the code as follows: fs.createWriteStream(path, [options]) Since this method belongs to the fs module, it is necessary to introduce the fs module (var fs=requi
    2025-04-30
  • Set a unified entry for the js code in the application part

    Set a unified entry for the js code in the application part

    Javascript is a scripting language that will be executed wherever the browser downloads. This feature will provide convenience for programming, but it can easily make the program too messy and fragmented. JS can be divided into two parts in terms of funct
    2025-04-30
  • Javascript Learning Notes Functions (II): This working mechanism

    Javascript Learning Notes Functions (II): This working mechanism

    This is in the global scope; when using this in the global scope, it points to the global object. Here is a detailed introduction to the global object: Global object is an object that has been created before entering any execution context; this object onl
    2025-04-30
  • HTML5 parsing rules analysis

    HTML5 parsing rules analysis

    Comment: One of the successes of the HTML 5 recommendation standard is the provision of a detailed specification for how to parse HTML documents. Browser providers have always tried to guess and copy implementations of other browsers, hoping that their pa
    2025-04-30
  • Detailed explanation of js instance attributes and prototype attribute examples

    Detailed explanation of js instance attributes and prototype attribute examples

    Please read the comments carefully for details. Let’s talk less nonsense here and just upload the code. The code copy is as follows:<!DOCTYPE html><html><head><meta charset="UTF-8"><title> Test Documents</title>
    2025-04-30
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