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  • Implementation method of passing parameters through message body with $http in Angularjs

    Implementation method of passing parameters through message body with $http in Angularjs

    This article describes the method of passing parameters through message body in Angularjs by post request. I will share it with you for your reference. The details are as follows: In Angularjs, $http passes parameters in the message body using post. The f
    2025-08-07
  • Two-way binding of data that must be learned every day in Vue.js

    Two-way binding of data that must be learned every day in Vue.js

    The template of Vue.js is implemented based on DOM. This means that all Vue.js templates are parsable and valid HTML, and are enhanced by some special features. Vue templates are therefore fundamentally different from string-based templates, keep this in
    2025-08-07
  • JavaScript detection of horizontal and vertical screens of mobile devices

    JavaScript detection of horizontal and vertical screens of mobile devices

    How to determine that the mobile device provides two objects, one attribute and one event: (1) window.orientation belongs to the previous attribute of the window object; there are three values: 0 is the portrait mode (portrait), 90 is the left inverted to
    2025-08-07
  • Detailed explanation of Bootstrap progress bar component knowledge

    Detailed explanation of Bootstrap progress bar component knowledge

    In web pages, progress bar effects are often seen, such as: bisegment system, loading status, etc. The progress bar component uses the transition and animation attributes of css3 to complete some special effects. These special effects are not supported in
    2025-08-07
  • Angular application skills summary

    Angular application skills summary

    The core idea of angular is to drive everything through data, and everything else is an extension of data. To use Javascript's idea that everything is an object, it can be said that everything is data in angular. Regarding project construction (1) req
    2025-08-07
  • Detailed summary of HTML tag nesting rules is suitable for beginners

    Detailed summary of HTML tag nesting rules is suitable for beginners

    All web pages can be based on HTML tags. Let’s summarize the nesting rules of HTML tags in detail. It is very necessary for novices who are learning web pages to see what they are learning about HTML recently, which is a re-understanding of HTML! Don’t un
    2025-08-07
  • Google Maps API Key detailed tutorial

    Google Maps API Key detailed tutorial

    Google Maps API Key Before you start this tutorial, you need to have a free Google Maps API key. Start learning? Before starting this tutorial, you need to apply for a specified API key on Google. Through the following steps, we can get the API key for fr
    2025-08-07
  • Introduction to array traversal forEach() and map() methods and compatible writing methods in JavaScript

    Introduction to array traversal forEach() and map() methods and compatible writing methods in JavaScript

    Principle: Advanced browsers support forEach method syntax: both forEach and map support 2 parameters: one is the callback function (item, index, list) and context; forEach: used to traverse each item in the array; this method execution has no return valu
    2025-08-07
  • CSS3 3D technology teaches you how to play

    CSS3 3D technology teaches you how to play

    Starting with 3D of css3 To play with 3D of css3, you must understand several vocabulary, namely perspective, rotation and translation. Perspective means looking at 2D things on the screen from a realistic perspective, thereby showing the effect of 3D. Ro
    2025-08-07
  • JavaScript bubble sorting and selection sorting implementation code

    JavaScript bubble sorting and selection sorting implementation code

    Without further ado, I will post code to you directly. The specific code is as follows: var array = [1,2,3,4,5]; // --> Service//Efficiency--> The most efficient is for an ordered array//Flag true false for(var j = 0; j
    2025-08-07
  • Array object (array object) in JavaScript

    Array object (array object) in JavaScript

    1. Method for creating an Array object: --->var arr = [1,2,3];//Simple definition method At this time, you can know arr[0] == 1;arr[1] == 2;arr[2] == 3;--->new Array();var arr = new Arr
    2025-08-07
  • This reference in JavaScript (recommended)

    This reference in JavaScript (recommended)

    thisthis is a keyword in javascript. The value of this will change depending on the use of the function. But there is always a principle, that is, this refers to the object that calls the function. 1. Definition 1. This is a special object (or this refere
    2025-08-07
  • HTML5 canvas tags to achieve scratch card effect

    HTML5 canvas tags to achieve scratch card effect

    Have you played scratch card? The kind that can win by accident. Today I will share with you a scratch card effect based on HTML5 technology. Just hold the mouse on the PC, and on the phone, you just need to hold the finger and gently scratch the layer to
    2025-08-07
  • Detailed explanation of the usage of apply and call in js

    Detailed explanation of the usage of apply and call in js

    Preface Call and apply both exist to change the context, that is, the context, when a function is run. In other words, it is to change the direction of this inside the function body. The function of call and apply is exactly the same, but the way of accep
    2025-08-07
  • Angularjs creates shopping cart function example code

    Angularjs creates shopping cart function example code

    Beginners angularJS made a small case in their spare time. Function: Calculate the price of shopping cart items and delete shopping cart items. The following is the complete case (jQuery and angularjs need to be introduced by themselves)<!doctype html><ht
    2025-08-07
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