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From JS Tutorial
How to optimize image loading
There are a large number of pictures on one page (large e-commerce website), and the loading is very...
What improvements does HTTP2.0...
What improvements does HTTP2.0 have? 1. The binary framing layer in HTTP 2.0 breaks through the limi...
Advantages and Disadvantages o...
Advantages: 1. Because Node is event-driven and non-blocking, it is very suitable for handling concu...
How to redirect web pages in j...
Use the sendRedirect() method in the request object to redirect (webpage jump) to another page. Form...
Use JavaScript to display the ...
html>html lang=en>head> meta charset=UTF-8> title>Display the number of days from the...
A complete list of common git ...
Initialize a warehouse $ mkdir learngit$ cd learngit$ pwd //Display the current directory $ git init...
How to use JavaScript to creat...
html>html lang=en>head> meta charset=UTF-8> title>Use a two-dimensional array to crea...
How to solve the animation stu...
Summary of solutions to CSS3 animation stuck 1. Try to use transform for animation and avoid using h...
Use JavaScript to create rando...
1: getCode.js /** * Function that generates random numbers*/function validateCode(n){ //Characters t...
Is there any difference in spa...
Is there any difference between two class selectors in CSS: .div1.div2{width: 100px;height: 100px;ba...
