JavaScript – Useful blog

Essential JavaScript Techniques for Front-End Development

JavaScript is a fundamental programming language for front-end development, enabling interactive and dynamic web experiences. In this blog post, we will explore some essential JavaScript techniques that every front-end developer…

Website Frontend Technologies

JavaScript Object Oriented Programming – Pattern for Creating Objects

JS itself provides us with many objects such as Array, Date, and Math, but in actual development, we still use custom objects the most. Custom objects are a subject worth…

Website Frontend Technologies

Rules for element stacking order in CSS

When the z-index and position attributes are not included, the stacking order of all elements is consistent with the order in which they appear in the HTML document they are…

Website Frontend Technologies

JavaScript Variables : Scope, and Memory Issues

The values of basic types and reference types Two types of data for values Basic types are saved on the stack Save reference types in the heap 5 basic types…

Website Frontend Technologies

Let command and const command

Let command usage ES6 has added the let command to declare variables. Its usage is similar to var, but the declared variables are only valid within the code block where…

Website Frontend Technologies

How JavaScript engines work

What is a JavaScript engine? A JavaScript engine is a program that helps to convert JavaScript code into lower level code or machine code. The ECMAScript standard is followed by…

Website Frontend Technologies

Using JavaScript to Get Location

Firstly, we will use Canuse cmd to check the compatibility of geolocation, as almost all modern browsers support geolocation Geolocation By using GPS, WIFI, and IP addresses to detect their…

Website Frontend Technologies

Summary of JavaScript Prototype

The prototype property of JavaScript is an object, and each function automatically obtains this property after definition. Its initial value is an empty object (Object), as shown in the following…

Website Frontend Technologies

Front end knowledge review – browser section

What is a process and what is a thread A process is the smallest unit of CPU resource allocation, and a thread is the smallest scheduling unit of a process.…

Website Frontend Technologies

Using JavaScript modules in browsers 3：About file extensions

You may have noticed that we use. mjs as the file extension when writing module code. Of course, in the web, as long as the JavaScript MIME typetext/JavaScript field is…

Website Frontend Technologies

Using JavaScript modules in browsers 2：Using JS modules in browsers

In web applications, you can set the type attribute of the<script>tag to module, so that the browser will recognize the introduced script as a JS module. The browser recognizes the…

Website Frontend Technologies

Using JavaScript modules in browsers 1：Using JS modules in browsers

brief introduction Now, all mainstream browsers already support JS modules (Chrome, Edge, Safari, Firefox)~This article will explain how to use JS modules in browsers, how to deploy them responsibly, and…

Website Frontend Technologies

HTML5 Concise Tutorial 1:Overview

The philosophy followed is to add more new features without breaking the original HTML rules, not only HTML tags, but also rich web application development that requires JavaScript support, as…

Website Frontend Technologies

The Essentials of Website Frontend Technology

The internet, a vast expanse of interconnected websites, is the forefront of modern communication and information exchange. The look, feel, and interactivity of these websites are all determined by frontend…

Website Frontend Technologies

Frontend Technology for Websites: The Basics

In today's digital age, websites have become an essential platform for people to access information and interact with each other. The frontend technology of websites, as the part that is…

Website Frontend Technologies

Exploring Website Frontend Technologies: Fundamentals

In today's digital age, websites have become an important platform for businesses and individuals to showcase themselves and share information. The front-end technology of websites, as the bridge between users…