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  • Definitions of valid, invalid, and required in html5

    Definitions of valid, invalid, and required in html5

    Comment: The emergence of HTML5 provides us with some attributes, and we can solve this verification form content without writing js and rules. Here is a description of the definitions of valid, invalid, and required css3. The prompt is only applicable to
    2025-04-25
  • Instructions for using querystring.parse method in node.js

    Instructions for using querystring.parse method in node.js

    Method description: Convert a string into an object. To put it bluntly, it is actually converting the parameter string on the url into an array object. (You will know it by looking at the example) Syntax: Copy the code as follows: querystring.parse(str, [
    2025-04-25
  • Instructions for using fs.lchmodSync method in node.js

    Instructions for using fs.lchmodSync method in node.js

    Method description: Synchronous version of lchmod(). Syntax: The code copy is as follows: fs.lchmodSync(fd, mode) Since this method belongs to the fs module, it is necessary to introduce the fs module (var fs= require("fs") before use) to receiv
    2025-04-25
  • html5 memory flop game implementation ideas and code

    html5 memory flop game implementation ideas and code

    Comment: The main function realizes that the two cards that are opened will be eliminated if paired, otherwise the two cards will return to the back. Below is a description of the requirements and sample code. Interested friends can learn that the two car
    2025-04-25
  • html5 drag operation HTML5 implements drag and drop operation of web page elements

    html5 drag operation HTML5 implements drag and drop operation of web page elements

    Comment: Before HTML5, to implement drag and drop operations of web page elements, it was necessary to rely on mousedown, mousemove, mouseup and other APIs to implement them through a large amount of JS code. Now html5 greatly simplifies the difficulty of
    2025-04-25
  • AngularJS Introduction Tutorial (II): AngularJS Template

    AngularJS Introduction Tutorial (II): AngularJS Template

    It's time to give these web pages some dynamic features - use AngularJS! We have added a test for the controller to be added later. There are many types of code architectures for an application. For AngularJS applications, we encourage the use of mode
    2025-04-25
  • Use JS to get a summary of current geolocation methods

    Use JS to get a summary of current geolocation methods

    During this year's project development, I initially came into contact with mobile WEB development, and I learned HTML5 while developing. I mainly used JQuery Mobile technology. I found that this is not suitable for Internet products. Most styles need
    2025-04-25
  • A simple HTML virus analysis

    A simple HTML virus analysis

    I have always wanted to write this article, but when I was at work, I said I would go to work, but I didn’t write it. After I got home, I was busy playing games and threw it aside. Now I have to start writing without doing my job, hoping that my boss won’
    2025-04-25
  • Example of using php code in javascript

    Example of using php code in javascript

    This article describes the method of using php code in JavaScript. Share it for your reference. The specific implementation method is as follows: Copy the code code as follows: <script type="text/javascript" ><php if (!empty($searchResult)
    2025-04-25
  • My NodeJs study summary (I)

    My NodeJs study summary (I)

    This first article will talk about some programming details of NodeJs. 1. Iterate through the array for (var i=0, l=arr.length; i
    2025-04-24
  • Teach you to use an AngularJS framework to achieve control verification effect

    Teach you to use an AngularJS framework to achieve control verification effect

    As shown in the above figure, we need to implement the following verification functions: the controls are required to control the maximum length and the page is opened for the first time. The control cannot be displayed as an error state. The input conten
    2025-04-24
  • JS debugging series first learn console

    JS debugging series first learn console

    At the beginning: Actually, I was thinking about whether to write this thing before, because it is not difficult, but why are there so many people asking, they are not asking how to use the console, but they don’t know what the console can do, they also k
    2025-04-24
  • Detailed explanation of HTTP module and event module in Node.js

    Detailed explanation of HTTP module and event module in Node.js

    Node.js' http server allows us to create servers and clients by using the low-level API of the HTTP module. When we first started learning node, we would encounter the following code: copy the code as follows: var http = require('http'); http.
    2025-04-24
  • Instructions for using fs.utimes method in node.js

    Instructions for using fs.utimes method in node.js

    Method description: Modify file timestamps asynchronously. Syntax: Copy the code as follows: fs.utimes(path, atime, mtime, callback) Since this method belongs to the fs module, it is necessary to introduce the fs module (var fs= require("fs")) t
    2025-04-24
  • Debugging JavaScript breakpoint settings and debugging tips with Chrome

    Debugging JavaScript breakpoint settings and debugging tips with Chrome

    How do you debug JavaScript programs? The most primitive method is to use alert() to print content on the page, and a slightly improved method is to use console.log() to output content on the JavaScript console. Well, using these two methods has indeed so
    2025-04-24
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